General Science and Ability CSS Paper 2020

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FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION-2020
FOR RECRUITMENT TO POSTS IN BS-17
UNDER THE FEDERAL GOVERNMENT
GENERAL KNOWLEDGE – I (GENERAL SCIENCE AND ABILITY)

TIME ALLOWED: THREE HOURS PART – I (MCQS): MAXIMUM 30 MINUTES
PART- I (MCQS) MAXIMUM MARKS = 20 PART-II MAXIMUM MARKS = 80
NOTE: (i) Part-II is to be attempted on the separate Answer Book.
(ii) Attempt ONLY FOUR questions from PART-II by selecting TWO questions from EACH SECTION. ALL questions carry EQUAL marks.

PART – II
(SECTION – A)

Q. 2. (a) On 2nd April 2012 an Avalanche hit a Pakistan military base in Gayari sector trapping 140 soldiers and civilians under deep snowing. What is Avalanche, describing its four types with focus on the most dangerous type? (5)
(b) What do you understand by Global Wind and Pressure patterns? Also explain wind and pressure features at higher altitude. (5)
(c) World largest earthquake was assigned a magnitude of 9.5 by the United States Geological Survey on 22 May 1960 in southern Chile Valdivia. What do you know about earthquakes? Also explain shallow focus and deep focus earthquakes. (5)
(d) Differentiate between the renewable and non renewable energy sources. Briefly explain Geothermal Energy and Hydro Electricity. (5)(20)

Q. 3. (a) What are pesticides? Explain their different types; why persistent pesticides are more lethal for mankind? (5)
(b) what are carbohydrates? Classify and give detail of each class with examples. (5)
(c ) Discuss different methods of food preservation. (5)
(d) Where and how fibre optics are used? Also write down their advantages and disadvantages. (5)(20)

Q. 4. (a) Briefly describe the various segments of atmosphere. How these segments are maintaining the earth radiation balance? (5)
(b) How does organic particulate matter enter the atmosphere? Also describe the sources. (5)
(c ) What is natural radioactivity? How is it different from artificial radioactivity? (5)
(d) What are the fossils? Discuss the importance of paleontology. (5)(20)

Q. 5. (a) What do you know about hepatitis? Describe its types and write down preservative measures. (5)
(b) Differentiate between Middle Latitude Cyclones and Tornadoes. (5)
(c ) What is open system interconnection (OSI) and describe its layers. (5)
(d) What is GPS? How does it work? (5)(20)

(SECTION – B)

Q. 6. (a) Tariq can do a tailoring job in 6 hours. Sajid does the same job in 4 hours. Irfan does it in 8 hours. Tariq and Sajid start doing the work. Sajid leaves after two hours and Irfan replaces him. How long would it take to complete the work? (5)
(b) Find the missing number to complete each sum
(a) 9 + 8 – 5 = 2 x (—-)
(b) 3 x 9 – 14 = 24 – (—-)
(c ) 15 – 3 x 12 = 41 + (—)
(d) 24 – 4 – 5 = 66 – (—)
(e) 8 * 6 – 10 + 3 – 7 = 6 – (—)

(c ) There are seven students in a group having ages 17,17,18,18,18,19,19. Calculate mean, median, mode and range of their ages. Also define these mentioned terms. (5)

(d) How does mental ability scales differ from IQ tests? (5)(20)

Q. 7. (a) Mushtaq, Pervaiz, Ehsan, Umair and Saleem are friends having different heights and weights. Mushtaq weighs four times as much as Pervaiz and Pervaiz weighs double than Ehsan. Ehsan weighs half as much as Umair and Umair weighs half as much as Saleem.
(i) Who is the heaviest among five friends?
(ii) Who is the second heaviest?
(iii) Who has the lowest weight?
(iv) Who are equal in weight?
(v) Mention the descending order.

(b) A farmer needs to build a boundary wall around his farm. If the area of the farm is 484 m2, what will be the total area of the wall if it is two meter high on three sides and three meter high on one side? (5)

(c ) Five girls A,B,C,D,E and four boys W,X,Y,Z have to go to a trip in three cars car-1, car-2 and car-3. The following restrictions for seating in car are to be observed
(i) Only three persons can sit in one car
(ii) At least one boy and one girl must be in each car
(iii) A and D should remain together
(iv) Z cannot sit with B or C in the same car
Distribute boys and girls in three cars. (5)

(d) What are social skills? Describe four cases of weak social skills. (5)(20)

Q. 8. (a) What do you understand by systematic sampling? Discuss its types. (5)
(b) Blood groups of inhabitants of a village were checked. It was found that 600 people possessed blood group A, 650 possessed blood group B, 550 had blood group AB and 200 have blood group O. Calculate the probability of having blood group B. (ii) Calculate the probability of having blood group O. (5)
(c ) A group of 50 men can construct a 20 kilometer road in 40 days. How long will 70 men take to complete the same length of road? (5)
(d) Zahid left a property worth Rs. 1,750,000. His family had to pay off a debt of Rs. 150,000. The rest of the money was distributed between a son and a daughter. How much did each child receive if the share of a son was double than that of a daughter? (5)(20)
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Everyday Science CSS Paper 1971

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FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1971
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE

Time Allowed: 2 Hours Maximum Marks: 50

Note: (i) Answer questions carrying a maximum of 100 marks.
(ii) Each question in Section A carries 15 marks. Each question in Section B carries 15 marks. Each question in Section C carries 10 marks.

Section-A

  1. What do you think the problems of modern civilization due to advancement of Science? Have you any solutions to offer?

  2. Trace the progress of food taken in by the human body.

  3. What are Sea-food? What is their importance?

  4. What attempts have been made to combat malaria and cancer and what success have they met?

  5. In what various ways are Carbon and Iron useful to man?

  6. What are “particles and ultimate particles’ in modern science?

  7. What is ‘Science fiction”? Name one prominent author and summarise one of his studies?

Section-B

  1. What is lens? What are its uses to mankind?

  2. In what different ways do living beings maintain their body temperature? What is hibernation?

  3. Describe how either paper or sugar is manufactured.

  4. What food would give to any TWO of the following, and why:

  5. What do the world’s main deserts yield to human efforts?

  6. “The world is shrinking and Universe expanding. Explain.

  7. What first-aid would you apply in the following cases: (i) Burns, (ii) Drowning, (iii) Snakebite, and (iv) Bleeding.

Section-C

  1. How do living beings and their environments react on each other? Illustrate your answer. What is protective colouration’?

  2. What are the Medical System’ you know of? Briefly describe the basic ideas of any one of them.

  3. Why is space soundless? Why is the sky black as seen during space flight?

  4. How are chemical changes brought about? Describe any one chemical reaction.


Everyday Science CSS Paper 1973

15 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1973
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE

Time Allowed: 2 Hours Maximum Marks: 50

Note: (i) Answer questions carrying a maximum of 100 marks.
(ii) Each question in Section A carries 15 marks. Each question in Section B carries 15 marks.

Section-A

  1. Describe the blood circulation system of the human body.

  2. What are the various sources of energy? Describe the working of a conventional or a nuclear power plant?

  3. What role the forests play in the economy of a country? Comment on the adequacy of forests in Pakistan.

  4. In what various ways are the water and oxygen important of a man?

  5. What steps have been taken to combat small-pox? Explain why some diseases are infections and others are not infectious.


  1. Why scientific manpower do you think in necessary for a developing country?

Section-B

  1. What is the significance of introducing generic names of medicines?

  2. What preventive measures should be taken against either cholera or malaria?

  3. How does the sun make a rainbow?

  4. List the planets in the solar system in order of their distance from the sun.

  5. What causes the rusting of iron?

  6. What is the difference between: (i) pig iron, (ii) cast iron (iii) wrought iron; and (iv) steel

  7. Give the names of five largest countries of the world in order of their area.

  8. In which parts of the world, are the following found? (i) Chamois, (ii) Elk, (ii) Llama, (iv) moose, and (v) reindeer

  9. How can the bats fly in the dark?

  10. What is the use of having two eyes?

  11. Describe the distinguishing features of insects

  12. What causes a Satellite stay in around the earth?


Everyday Science CSS Paper 1974

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FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1974
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE

Time Allowed: 2 Hours Maximum Marks: 50

Note: (i) Attempt any TEN questions.
(ii) Each question carries 5 marks.

  1. What are the functions of various parts of a plant?

  2. Give a brief account of the nervous system of the human body.

  3. Describe the principle of unclear chain reaction.

  4. Explain the factors which determine the climate of a place

  5. Describe the difference between an acid, an alkali and salt.

  6. What are the causes and effects of environmental pollution?


  1. Describe the main ingredients of our food. What is meant by balanced diet?

  2. Explain the cleansing action of soap.

  3. Why is the colour of the sky blue?

  4. Describe the action of a chemical type of fire-extinguisher.

  5. Why do leaves change colour in autumn?

  6. What is the difference between bacteria and viruses? Give two example of each.

  7. What first-aid should be given in case a person’s clothing catches fire?

  8. Describe the causes and early symptoms of tuberculosis

  9. How does the human ear function?


Everyday Science CSS Paper 1975

11 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1975
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE

Time Allowed: 2 Hours Maximum Marks: 50
Note: (i) Attempt any TEN questions.
(ii) All questions carries equal marks.

Note: (i Attempt any TEN questions
(ii) Each question carries 5 marks.
1. What is source of energy in the sun?

  1. Why does water always seem shallower than it is?

  2. What are polymers? Describe some of their uses?

  3. Describe the functions of kidneys in the human body?

  4. How is water purified on a large scale?


  1. Describe the various uses of seaweed.

  2. Explain the difference between the flying of a jet plane and a rocket.

  3. Name the parts of the world with which the following birds are associated: (i) Apteryx, (ii) Dodo, (iii) Emu, (iv) Ostrich and Penguin

  4. Give the names of various countries through which the following rivers flow: (i) Danube, (ii) Mekong, (ii) Nile, and (iv) Parana.

  5. What preventive measures should to be taken against Cholera?

  6. What first-aid should be given to a drowning person?

  7. Explain the principle of Satellite Telecommunication System.

  8. What in your opinion is the solution of salinity and water logging problems?

  9. Describe the working of a movie projector.

  10. Describe briefly the important by-products of petroleum industry.


Everyday Science CSS Paper 1977

12 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1977
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE

Time Allowed: 2 Hours Maximum Marks: 50
Note: (i) Attempt any TEN questions.
(i) All questions carries equal marks.

  1. Under what principle is electricity produced by water help up by a dam?

2 What is the difference, in principle, between the atom bomb and the hydrogen bomb?

3 Explain:
(i) Why is it easier to push a heavy grass mover than to lift it?
(ii) How does a hot cup of tea lose its heat?

  1. Elucidate:
    (i) In what ways are living beings different from inanimate things
    (ii) How is a rainbow formed?

  2. How can steel be manufactured from ore? Explain with reference to the conditions in Pakistan.

  3. What are trade winds and anti-trade winds? How and when are they formed?


  1. What is the difference between small-pox and measles? Can these diseases he prevented? If so, how?

  2. How is the crude petroleum refined? What are the petroleum and their uses?

  3. What is the duration of day and night in the polar regions. Explain with reasons

  4. How do plants make their food? What is the end product in this process?

  5. How does the theory of evolution explain the origin of species?

  6. In what does the theory of evolution explain the origin of species?

  7. Elucidate the mechanism whereby a submarine is able to operate under the sea.

  8. Compare and contrast, in respect of their contribution to science
    (i) Newton and Einstein (ii) Kepler and Copernicus (iii) Darwin and Lamarck.

  9. Explain the process of circulation of blood through the heart.


Everyday Science CSS Paper 1978

10 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1978
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE

Time Allowed: 2 Hours Maximum Marks: 50
Note: (i) This question paper consists of FOUR parts.

PART – I
1. Name any two Chemical fertilizers.
2. Name two common commercial solvents.
3. Which fuel is used by Jet aeroplanes.
4. How does a barrage differ from dam?
5. What is added to commercially used ethyl alcohol! to render it unsuitable for human consumption?
6. Name two materials we use which are produced by insects.
7. Name any two components of Natural Gas.
8. Which gas is filled in balloons to make it lighter than air.


PART – II
9. Define any Three of the following Each question carries 3 marks. 09
1. Exothermic chemical reaction. 2. Heavy water. 3. Hormones. 4. Alloy. 5. Unsaturated edible oils

PART – III

  1. Where are the deposits of the following minerals found in Pakistan. Each correct answer will earn one mark.
  2. Copper, 2. Coal, 3. Mica, 4. Iron, 5. Petroleum, 6. Precious stones.

PART – IV

  1. Answer any Five of the following question. Each questions carries five marks.
  2. What is the ultimate source of energy for all living things? How is this energy trapped and cycle among living thing?
  3. What is a reprocessing plant? What is the important of such a plant for a country deficient in conventional energy sources?
  4. What is a transistor? Briefly describe its impact on our daily life
  5. How is malaria acquired by man? Which preventive measures should be adopted against at the individual and the community level.
  6. Name the raw materials used in the manufacture of glass. Where are the deposits of these materials in Pakistan?
  7. Name the genetically transmitted diseases of man. How can the danger of such diseases be reduced in a community?
  8. Discuss the merits of establishing several smaller.industrial units as against few but very large units particular reference to sugar and cement.
  9. Enumerate various petrochemical products which can be manufactured from natural gas. Is it advisable to burn this gas as a source of heat?


Everyday Science CSS Paper 1979

11 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1979
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE

Time Allowed: 2 Hours Maximum Marks: 50
Section – I
1. Define any Five of the following terms:
(a) Allotropy (b) Calorie (c) Chain Reaction (d) Horse Power (e) Osmosis (f) Television (g) Heavy Water (h) Photosynthesis


Section-II
2. Answer any Four of the following questions. All question carry equal marks:
(1) How do birds navigate over great distances? Describe
(i) What is “Mimicry in Biology”
(ili) Chromosomes and Genes
(iv) Describe Proteins and their functions.
(v) Functions of Kidney
(vi) Briefly describe following diseases and their prevention:
(a) Typhoid (b) Plague (c) Malaria


Section – III
3. Attempt any Five of the following questions. All questions carry equal marks:
(i) Describe the difference between and Acid, and Alkali and a Salt.
(ii) Name Cement Factories in Pakistan. Describe briefly how Cement is manufactured.
(ii) Explain the principle of Satellite Telecommunication System.
(iv) How electricity is measured?
(v) How are electric meters read?
(vi) How do computers compute?
(vii) Why do days and nights change in length from season to season.
(vii) Define — Earth, Venus, Mercury and Mars.


Everyday Science CSS Paper 1980

10 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1980
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE

Time Allowed: 2 Hours Maximum Marks: 50

Note: (i) Answer any ten questions. All question carry equal marks. Be brief and to the point.

  1. How is it that by simply pressing the brake of a car with the foot, the vehicle is stopped?

  2. Describe the principle of a simple clock and the way it measures time.

  3. How does a guitar or a flute produce music?

  4. How were huge blocks of stone raised to build the Pyramids? Attempt a possible mechanism.

  5. What makes electric door-bell ring?

  6. How are ripe, sweet mangoes produced though various stages, by mango trees in summer?

  7. What are transformers? Why are they used? Indicate their working.

  8. Differentiate between: (a) air-borne and water-borne diseases. (b) Smallpox and measles. (c) diarrhoea and dysentery.


  1. Differentiate between: (a) glacier and iceberg. (b) isotherms and isobars. (c) delta and estuary.

  2. What is weathering and erosion? What steps can be taken to prevent erosion of various kinds?

  3. What is remote-sensing? How is it done through satellites?

  4. They eye is the best camera. Elucidate this statement scientifically.

  5. What are fjords? Explain the existence of many fjords in a country like Norway.

  6. Why do green leaves of trees turn brown and fall in Autumn.

  7. Name the steps involved in silver-plating a soon.

  8. How does a top spin without falling down? Name an explanation of this phenomenon.

  9. How does a walkie-talkie work? Mention its uses.

  10. What is the utility of lunge in the human body? How does their structure help in performing their functions?

  11. Indicate the process of refining crude petroleum in a refinery.


Everyday Science CSS Paper 1981

28 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1981
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50

Note: Attempt Eleven questions in all. Question No.1 is compulsory. Be brief and to the point. All questions carry equal marks except question No. 1 which carries 10 marks.

  1. Fill in the blanks:
    (a) Malaria is caused by ____ . (Plasmodium, Mosquito, Trypanosoma)
    (b) Ricks disease is caused by deficiency of vitamin ____ . (C, D, E)
    (c) B. C. G. vaccination is prevention against ____ (Typhoid, Tuberculosis, Diphtheria)
    (d) The smallest organism which cause disease is ____ (Protozoa, Bacteria, Virus)
    (e) Pakistan is supposed to be free from ____ disease. (Poliomyelitis, Malaria, Smallpox)
    (f) If distant object appear blurred due to defective sight, spectacles with ____ lenses are used. (Convex, Concave, Cylindrical)
    (g) Who invented telescope ____ . (Thomas, Edison, Galileo, Samuel, Morse)
    (h) Wires used in carrying electric current were made up of ____ (Iron, Zinc, Copper)
    (i) Human car is divided into ____ parts. (Two, There, Four)
    (j) Image of an object is formed on ____ of the eye. (Comas, Retina, Optic, nerve)

  2. Write short notes on two of the following:
    (i) Narcotics (ii) Allergy (iii) Heredity (iv) Human blood

  3. Give a brief of account of digestion in human body.

  4. What is the source of the heat used to maintain our body temperature constant?

  5. If a freshwater microorganism is placed in a strong salt solution, what will happen to it? Why? How might this effect of salt be used in preserving food?

  6. “Atherosclerosis” is a condition also called “hardening of the arteries”, resulting among other effects of reduced elasticity of the arteries. What circulatory problem might arise from this effect on the vessels.

  7. Describe the structure and function of any two of the following:
    (i) Dry Battery Cell (ii) Fire Extinguisher (iii) Clinical Thermometer (iv) Common electric bulb


  1. Describe the following:
    (i) Nitrogen cycle (ii) Photosynthesis (iii) Respiration (iv) Wheel and Axle

  2. Name the natural sources of the following acids:
    (i) Citric acid (ii) Acetic acid (iii) Lactic acid (iv) Formic acid

  3. What is the composition of the following alloys?
    (i) Stainless steel (ii) Brass (iii) Solder (iv) German Silver

  4. What is the difference Oils and Ghee? How the vegetable oil is converted into Banaspati Ghee?

  5. What is the corrosion and what are its disadvantages?

  6. What are the effects of waterlogging on plant growth?

  7. Explain why a bomber does not drop its bomb when it is vertically above the target?

  8. Why do we use woollen clothes for protecting ourselves from cold?

  9. What is the difference between a Telescope and Microscope?

  10. What is the difference between alternating current (A.C) and direct current (D.C.)? can you change the voltage of a D.C. source by using a transformer?

  11. Why do the bones show up better than flesh in an X-ray photograph?

  12. how are the planets different from the stars?

  13. What are the producers and consumers in an ecosystem?


Everyday Science CSS Paper 1982

17 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1982
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50

Note: Attempt Eleven questions in all. Question No.1 is compulsory. All questions carry equal marks.

  1. Write a short essay on Science and Society

  2. Describe briefly the achievements of any Five of the following scientists:
    (a) Ibn Al Hashem (b) Al Biruni (c) Darwin (d) Pasteur (e) Rontgen (f) Fleming (g) Banting

  3. Fill in the blanks:
    (a) The conversion of non-diffusible substances into diffusible ones by the action of enzymes is called ____ .
    (b) Saliva helps in the digestion of ____ .
    (c) When a person can see nearer objects but not the distant ones, he is said to be suffering from ____ .
    (d) ____ is the result of rapid uncontrolled multiplication of cells.
    (e) Nitric acid is principally used for the manufacture of ____ .
    (f) In Pakistan, sulphur is found in _____ .
    (g) Diamond is the purest naturally occurring crystalline from of ____ .
    (h) The brown colour of the rust is because of ____ .
    (i) Caustic soda is extensively used for making ____ .
    (j) The planet nearest the sun is ____ .

  4. Write notes on any Five of the following:
    (a) Peristalsis (b) Blood pressure (c) Reflex action (d) Oceanography (e) Bleaching powder (f) Cellulose (g) Early Bird (h) Stratosphere

  5. How are characters transmitted from parents to offspring?
    OR
    What do you know about blood groups in a man?

  6. How do plants synthesize their food?

  7. What is a virus? Describe any twO viral diseases in man.


  1. What do you know about natural defence against inflections?

  2. Differentiate between any three of the following:
    (a) Inoculation and vaccination
    (b) Cast iron and wrought iron
    (c) Optical telescope and radio telescope
    (d) Isotherms and isobars
    (e) Troposphere and tropopause
    (f) Weather and climate.

  3. How were vitamins discovered? Describe any two deficiency disease in a man caused by lack of vitamins.

  4. What is soil erosion? What are its ill-effects?How can the erosion be reduced?

12 What are the uses of the following chemicals?
(a) Sodium Carbonate (b) Hydrochloric Acid c) Sodium Bi-Carbonate (d) Sulphuric Acid

  1. How is nuclear energy produced?

  2. Name any five planets which revolve round the Sun.

  3. (a) How many colours are seen in a rainbow? Why is rainbow seen after rain?
    (b) Why is cooking ordinarily difficult on mountains?
    (c) Why does an electric bulb make a bang when it is broken
    (d) Why does water gets cooled in earthen pitchers?

  4. What is biogas? How is it commercially produced? What are its use?

  5. Why do we use woollen cloths for protecting ourselves from cold?

  6. Explain the principles of any Two of the following appliances:
    (a) Desert cooler (b) Television (c) Radar (d) Pressure suit


Everyday Science CSS Paper 1983

13 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1983
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50

Note: Attempt Eleven questions in all. Question No.1 is compulsory. Be brief and to the point. All questions carry equal marks. Except question No.1, which carries 10 marks.

  1. Fill in the blanks:
    (a) The uncharged particle in atom is called ____ (Proton, Electron, Neutron)
    (b) The smaller Planet of the Solar System is ____ (Venus, Mercury, Pluto, Uranus)
    (c) The ____ causes sunburn and sun-tan (Ultraviolet light, Alpha radiation, Gamma radiation)
    (d) The lightest gas is ____ (Hydragen, helium, Neon)
    (e) Bi-focal lens was invented by ____ (Newton, Galileo, Benjamin Franklin)
    (f) ____ is the best conductor of electricity. (Copper, Silver, Iron, Zinc)
    (g) The _____ cause maximum spoilage to our cereal crops. (Bacteria, Fungi, Viruses)
    (h) A true fruit is derived from the ____ of a lower. (Ovary, Ovule, Thalamus)
    (i) Hydrophobia is a symptom of ____ disease. (Malaria, Smallpox, Rabies)
    (j) Blood cells are manufactured by ____ of the body. (Liver, Spleen, Bone-marrow)

  2. Discuss the principles of the Fire Extinguisher. What chemicals are used in it?

  3. What is the difference between a Mixture and a Compound? Which of the following are mixtures and which are compounds:
    (i) Air (ii) Sugar (iii) Cement (iv) Water (v) Brass (vi) Stainless Steel

  4. Give common names of the following Chemicals:
    (i) Sodium Chloride (ii) Copper Sulphate (iii) Sodium Bicarbonate (iv) Potassium Hydroxide (v) Calcium Carbonate (vi) Sodium hydroxide (vii) Calcium Sulphate (viii) Calcium Ox chloride

  5. Name the industry in which each of following chemicals is used:
    (i) Gypsum (ii) Sodium meta bisulphate (iii) Silica (iv) Sodium Hydroxide

  6. Why are fertilizers used? Give chemical names of three nitrogen and one phosphorous fertilizer.

  7. Describe the principle of any Two of the following:
    (i) Rocket (ii) Pressure Cooker (iii) Cream Separator (iv) Electric Fuse

  8. Distinguish clearly between any Two of the following:
    (i) Water and Heavy Water (ii) X-rays and Gamma rays (iii) Erosion and Corrosion (iv) Epidemic and Endemic

  9. Why is an electric bulb less efficient than an fluorescent tube?

  10. Associate the correct name of the scientist associated with the following inventions

Inventions
(i) Diesel Engine
(ii) Electric Bulb
(iii) Radio Telephone
(iv) Transistor
(v) Microphone
(vi) Laser
(vii) Television
(vii) Fountain Pen

Scientists
Thomas Edison
Lee De Forest
E. Graham Bell
Rudolph Diesel
Charles H.Town
John H. Baird
Bardeen Shockley
Waterman

  1. What is meant by Ultrasonic Boom? Explain.

  2. What is meant by curing Tobacco?

  3. What are the different causes of Food-Poisoning?

  4. Define Irrigation. What are different possible sources of irrigation water?

  5. Which part of the Plant are the following:
    (i) Carrot (ii) Turnip (iii) Ginger (iv) Potato (v) Cinnamon (vi) Cucumber (vii) Saffron (viii) Peas

  6. What are the different methods of food preservation?

  7. What are the different conditions for growing cotton?

  8. Describe following Psychological terms:
    (i) Phobia (ii) Mania (iii) Hysteria (iv) Schizophrenia

  9. Give a brief account of leprosy disease.

  10. Write concise note on Reflex Arc.

  11. Answer the following:
    (i) Name any metal which is liquid at room temperature.
    (ii) In space travel, the unit of distance is light-year. What does this mean?
    (iii) What is the relationship between a milligram and a microgram?
    (iv) Name the principle due to which ships float on water.


Everyday Science CSS Paper 1984

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FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1984
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50
Note: Attempt Ten questions in all. Answer should be brief and to the point. All questions carry equal marks

  1. What do you know about Bacteria and Virus? Name a common Viral and Bacterial disease of man.

  2. Honey bee is called the social insect. Discuss.

  3. Name the four basic food groups. What are the factors affecting the food needs of a person?

  4. What is short-sightedness and how it can be corrected?

  5. What is the difference between a physical change and a chemical change? State whether the following are physical changes or chemical changes:
    (i) Burning of a Candle (ii) Lightning of a bulb (iii) Boiling of an egg

  6. Describe the construction and working of a dry battery cell.

  7. What do you understand by climate? What are the factors which influence climate?

  8. Answer any Two of the following:
    (i) Why do people’s voice sound differently?
    (ii)Why are the lamps in homes connected in parallel rather than in series?
    (iii) Why the front wheels of a vehicle lean outwards slightly?
    (iv) Why does a blotting paper absorb in?

  9. What is meant by knocking property of petrol? How is the anti-knocking property of fuel be improved?

  10. Write a concise note on yeast. What are the industrial uses of yeast?

  11. What is the difference between petro, kerosene oil and diesel oil?

  12. What are satellites? What do you know about communication satellites?

  13. Writes short notes on any Two of the following:
    (i) Drug abuse (ii) Clotting of blood (iii) Chromosome (iv) Breathing

  14. What is fermentation? Name three compounds which can be obtained industrially by fermentation.

  15. What is white light? How is a rainbow formed?

  16. What can be measured by the following instruments:
    (i) Hygrometer (ii) Barometer (iii) Lactometer (iv) Odometer (v) Polarimeter (vi) Tonometer (vii) Ammeter (viii) Tachometer (ix) Wattmeter (x) Thermometer

  17. An iron nail floats on mercury but sinks in water. Give reasons.

  18. How does the pouring of kerosene oil stagnant water contribute to the eradication of Malaria?

  19. Why is it dangerous to have a charcoal fire burning in a badly ventilated room?

20 State the utility of the following oils:
1. Linseed Oil, 2. Cotton Seed, 3. Corn Oil, 4. Soya bean Oil, 5. Peanut Oil, 6. Olive Oil, 7. Cocoa Oil, 8. Palm Oil, 9. Coconut Oil, 10 Castor Oil


Everyday Science CSS Paper 1999

10 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1999
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50
Note: Attempt any ten questions. All questions carry equal marks

  1. Discuss in brief, the contribution of Muslim Scientists in the field of biological science.

  2. Describe, in precise statements, various instruments, which are being used in exploring the universe

  3. Explain the Solar System and the unifying characteristics, which the Sun and its planets have.

  4. How the solar and lunar eclipses are caused?

  5. What is Ozonosphere? Discuss the human technologies, which are causing its depletion. What harm to man this depletive state would cause?

  6. Describe the principle and make up of a Television.

  7. What is escape velocity? How the Satellites are launched and what are their uses?

  8. Explain Earthquakes and volcanoes. How volcanoes help in the formation of earth crust?

  9. How characters are transmitted from parents to offspring?

  10. Describe the function of kidneys in the human body.

  11. What are the deficiency effects of the following nutrients in the human body:
    (a) Iron (b) Iodine (c) Fluorine (d) Vitamin A (e) Vitamin D

  12. What are the constituents of human blood and characteristics

13 Differentiate between:
(a) Neurons and neutrons (b) Meiosis and mitosis (c) Heavy water and hard water (d) Climate and weather (e) Isotopes and isobars

  1. Fill in the blanks Write only the correct answers in the answer book. Don’t reproduce the questions.
    (a) Plant cells manufacture their food due to the presence of ____ . (chlorophyll, vacuole, cell wall)
    (b) The mitochondria in a cell are the constituent of the ____ . (nucleus, cytoplasm, cell membrane)
    (c) Mitosis is a type of cell division wherein the number of chromosomes in the daughter cell are the ____ . (same, half, double)
    (d) Blood cells are of _____ types.(two, three, four)
    (e) The ____ causes sunburn and suntan. (ultraviolet rays, alpha particles, gamma radiation)

  2. Which of the following statements are false or true. Write only true or false in the answer book. Don’t reproduce the questions:
    (a) Xylem and phloem are conducting tissues.
    (b) Carbohydrates are cheapest and most ready source of energy.
    (c) Enzymes are responsible for chemical digestion of food.
    (d) Plasma is the fluid part of the blood in which the cells are suspended.
    (e) Haemoglobin combines with oxygen and transport to different cells of the body.
    (f) Neutron is the negative charged particle in an atom.
    (g) Helium is the heaviest gas.
    (h) Venus is the smallest planet of the solar system.
    (i) Image of an object is formed on the retina of the eye.
    (j) Barometer is used for measuring the current.


Everyday Science CSS Paper 1998

9 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1998
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50
Note: Attempt any ten questions. All questions carry equal marks
1. “Earthquakes have helped a great deal in deciphering the internal structure of the earth”. Comment on this statement.

  1. Discuss briefly the achievements of Muslims in the development of science. State the reasons of downfall of science in Muslim Society.

  2. Discuss in detail the fission and fusion processes. Which one of these process is the source of Solar energy?

  3. Give a detailed description of global warning and its possible effects on life. What measures have been taken by various nations to tackle this problem.

  4. Give chemical name of Nitrogenous and one Phosphorus containing fertilizer. What is the role of Nitrogen, Phosphorus and Potash in the growth and development of various parts of a plant.

  5. Write short notes on the following:
    (i) Conductor (ii) Resister (iii) Semiconductor (iv) Thermistor (v) Transistor

  6. Write short notes on Five of the following:
    (a) Antibody (b) Blood groups (c) Carbon cycle (d) Nitrogen cycle (e) Scavenger (f) Reaction time (g) Photosynthesis (h) Starfish

  7. Which of the following statements are true?
    (a) Trout is a sea fish.
    (b) Epiphytes is a plant that grows upon another plant.
    (c) Hepatitis is inflammation of membranes surrounding the brain.
    (d) Meningitis is the inflammation of liver
    (e) Equinox is the time when the sun appears vertically overhead at noon at the equator.
    (f) Drought is a long period of rain.
    (g) Joseph Aspadin is the inventor of cement.
    (h) Neurology is the science of nervous system.
    (i) Biometry is the application of statistics in the study of Biology
    (j) Aviculture is the science of the rearing of animal.

  8. Name the quantities which are measured by the following units:
    (i) Newton (ii) Joule (iii) Watt (iv) Volt (v) Light year (vi) Angstrom (vii) Acre-foot (viii) Becquerel (ix) Hertz (x) Cusecs

  9. Match the cause of disease:
    Disease
    (a) Rickets
    (b) Goitre
    (c) Typhoid
    (d) Merismis
    (e) Malaria

Cause
(a) Plasmodium
(b) Protein Deficiency
(c) Iodine Deficiency in diet
(d) Salmonella typhosa
(e) Deficiency of vitamin D

  1. What is the function of each of the following in a motor car:
    (a) Gear Box (b) Battery (c) Carburettor (d) Dynamo (e) Radiator

  2. Explain the following
    (a) Blood Group (b) Short circuit (c) Short sight (d) International date line (e) Plaster of Paris

  3. Answer the following:
    (i) Of what lead pencils are made of?
    (ii) Why is one’s breadth visible in cold but not in hot weather?
    (iii) What is the chemical composition of diamond?
    (iv) Name the vaccine that protects against tuberculosis.
    (v) Name the disease of the liver that causes a patient to turn yellow.

  4. Fill in the blanks.
    (i) ____ is hypothetical region of space having a gravitational pull so great that no matter or radiation can escape from it.
    (ii) ____ are used against moulds and fungi.
    (iii) The science which deals with heredity is known as ____ .
    (iv) Insulin is used for the treatment of ____ .
    (v) ____ is the farthest planet from the sun in Solar System.
    (vi) The distance between the earth and the sun is called ____ .
    (vii) The study of chemical processes of living organisms is called ____ .
    (viii) The first computer virus invented by two Pakistani brothers is called ____ .
    (ix) Severe deficiency of vitamin C results in ____ .

  5. Differentiate between any five of the following:
    (i) Artery and vein (ii) Hard water and Soft water (iii) E-mail and Snail mail (iv) Apes and Monkeys (v) Hydrostatics and Hydrodynamics (vi) Comet and Meteor
    (vii) Barrage and Dam (viii) Electron and hole (ix) Isobars and Isotopes (x) Autopsy and Biopsy


Everyday Science CSS Paper 1997

11 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1997
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50
Note: Answer any ten questions. All questions carry equal marks. Draw diagrams where necessary. Negative marking would be done for incorrect answers in Question 13 and 14.

  1. Discuss the role and achievement of Muslim physicists during the 10th century.

  2. Explain the structure of Earth and its atmosphere.

  3. Write short notes on any two of the following:
    (i) Solar eclipse (ii) Thermoplastics (iii) Non-renewable energy resources

  4. What are pesticides? Discuss their classification, commonly in use with agronomists.

  5. What is the difference between:
    (i) BIT and BYTE (ii) RAM and ROM (iii) C.U and A.L.U (iv) Hardware and Software (v) Personal computer and Mainframe

  6. Explain any Five of the following terms (in not more than Four lines each):
    (i) Osmosis (ii) Glycolysis (iii) Phototaxis (iv) Transpiration (v) Saponification (vi) Emulsion

  7. Fill in the blanks
    (i) A sheet of muscles called ____ separates the chest from the abdomen.
    (ii) In the human body, blood clotting factor is produced by the _____ .
    (iii) Human blood is able to carry large amounts of oxygen because of the chemical ____ .
    (iv) The living part of a plant cell is composed of a nucleus and ____ .
    (v) The pattern for building protein molecules is stored in the ____ .
    (vi) Anvil and stirrup are names of bones present in the ____ .
    (vii) The front of the eye is covered with a tough transparent material called ____ .
    (viii) The young plant inside a grain of wheat is called the ____ .
    (ix) In born behaviours that involve only one part of the body are called ____ .
    (x) The smallest branches of any artery lead into tiny blood vessels called ____ .

  8. What are Exocrine glands? Give names of any four along with the names of their secretion.

  9. Which quantity do the following units measure
    (i) Volt (ii) Coulomb (iii) Watt (iv) Ohm (v) Mho (vi) Ampere (vii) Dyne (viii) Celsius (ix) Joule (x) Calorie

  10. Give scientific reasons (in not more than four lines each) for the following:
    (i) Meat takes longer to cook on the mountains.
    (ii) Water remains cool in Earthen pitchers.
    (iii) Ice and salt mixture is used as a freezing agent in manual ice-cream makers.
    (iv) It is not advisable to sleep under trees during the night.
    (v) Greenhouse operators paint their glass roofs while in summer.

  11. Which part /organ of the human body do the following belong:
    (i) Eustachian tube (ii) Cartilage (iii) Auricle (iv) Tendon (v) Dendrites

  12. Briefly describe the Solar System. Name its members, outline the main characteristics of any two members.

  13. Fill in the blank with the correct choice
    (i) Insulin is produced in the human body by the ____ (Liver, Pancreas, Gall bladder)
    (ii) In an animal cell, Protein is synthesized in the ____ (Nucleus, Mitochondria, Ribosome)
    (iii) Chemically finger nails are made up of ____ (Carbohydrate, Protein, Minerals)
    (iv) Muscle stiffness is a symptom caused by the disease ____ (Polio, Tetanus, Raules)
    (v) Animals which obtain their food from dead organisms are called ____ (Carnivores, Scavengers, Saprophytes)
    (vi) ____ is not affected by cooking (Ascorbic acid, Thiamin, Riboflavin)
    (vii) Rickets is caused by the deficiency of vitamin ____ (A, D, K)
    (viii) The number of chromosomes in the spermatozoa is ____ (Twenty-two, Twenty-three, Forty-six)
    (ix) The fat in our food is digested by the enzyme ____ (Lipase, Lactase, Trypsin)
    (x) The most abundant element in the human body ____ (Carbon, Hydrogen, Oxygen)

  14. Which of the following statements are false and which true:
    (i) Sound is a form of energy.
    (ii) A fraction of sunlight is refracted as it enters the earth’s atmosphere.
    (iii) The energy possessed by a waterfall is kinetic energy.
    (iv) Rainbows are produced by the reflection of light through raindrops.
    (v) Light switches in our homes are connected in parallel series.
    (vi) Generators convert mechanical; energy into electricity.
    (vii) Modern incandescent bulbs contain filaments made of copper.
    (viii) A steam engine cannot be powered by Fossil Fuels.
    (ix) Nuclear Energy is a cheap source of abundant electricity.
    (x) Oil burns cleaner and is less damaging to the environment than coal as a fuel.

  15. Match words of list A with those of list B:
    LIST A
    Protein
    Magnesium
    Carotene
    Bauxite
    Haematite
    Casein
    Pancreas
    Quartz
    Chlorofluoro carbon
    Urea

LIST B
Fat
Milk
Ozone
Nitrogen
Amino Acid
Vitamin A
Aluminium
Chlorophyll
Silicon


Everyday Science CSS Paper 1996

15 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1996
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50
Note: Answer any ten questions. All questions carry equal marks. Draw diagrams where
necessary. Negative marking would be done for incorrect answers in Question 1 and 2.

  1. Which of the following statements are TRUE? (1 1/2 each)
    (a) Jabir-lbne Hayyan was the author of the book Kitab-Al-Manazir.
    (b) Abul Qasim Al-Zahravi was a famous Muslim Mathematician.
    (c) The speed of light is nearly 300,000 Km/ sec.
    (d) Ideally water can be used as a car fuel after electrolysis.
    (e) A machine helps us do more work with less force.
    (f) Our eye is very sensitive to blue light.
    (g) We can receive TV sound signal on our FM radio-sets.
    (h) Sound can travel through vacuum.
    (i) Famous Muslim botanist Ibn-Al-Baitar lived during the period 700-900 A.D
    (j) A ceramic engine would have greater efficiency

  2. Fill in the blanks with the correct choice:
    (a) Al-Biruni died in ____ A.D. (848, 1048, 1248)
    (b) Abu Ali Sina was born in ____ .(Iraq, Turkey, Spain)
    (c) ____ colour has shortest wavelength. (Blue, Yellow, Green)
    (d) ____ metal has the highest electrical conductivity. (Silver, Tungstun Copper)
    (e) Light travels fastest in ____ . (glass, vacuum, plastics)
    (f) Our solar system has about ____ satellites. (thirty-five, fifty, ninety-six)
    (g) The universe is ____ . (contracting, expanding stationery)
    (h) The disease, haemophilia is caused by the deficiency of vitamin ____ . (A, K, D)
    (i) ____ is a natural polymer. (Glucose, Protein, Polyethylene)
    (j) ____ cannot be nominated for the Nobel Prize. (Physicists, Economicists, Astronomers)

  3. Define any five of the following terms:
    (a) Biogas (b) Geothermal Energy (c) Vaccine (d) Antibiotic (e) Ceramics (f) Light year

  4. Briefly discuss classification of plants giving suitable example of each type.

  5. What are ENDOCRINE Glands? Name any two. From which part of the body are the following secreted: Insulin, Thyroxin, Adrenalin, Oestrogen, Testosterone, Cortisol.

  6. What does LASER stand fur? Describe four different applications, clearly stating thel principle.

  7. Define Energy? What are its units in the Metric System? Name two devices each in which major part of electrical energy is converted into Heat Light, Sound, Mechanical Energy.

  8. What do the following Scientific Abbreviations stands for?
    (a) LPG (b) TNT (c) RNA (d) CNG (e) ATP (f) RBC (g) ECG (h) PVC (i) RAM (j) CFC

  9. Write short notes on any two of the following: (a) Acid Rain (b) Greenhouse Effect (c) Ozone Depletion

  10. What are the three components of the CPU in a computer? What is the function of each?

  11. Draw clearly the vertical section of a human tooth, indicating various parts. How are adult human teeth classified?

  12. Briefly describe the principle and function of CAMERA, mention its essential parts along with brief companison with an eye.

  13. Explain briefly, the formation of day and night. How do seasonal variations occur on our earth?

  14. Differentiate between any five of the following:
    (a) Thermoplastics and Thermosetting Plastics
    (b) Lunar eclipse and solar eclipse
    (c) Asteroid and meteorite
    (d) Renewable and non-Renewable energy resources
    (e) Endothermic and exothermic reactions
    (f) Star and Planet
    (g) Nuclear fission and Nuclear fusion

  15. Fill in the blanks with correct scientific terms:
    (a) ____ are biological catalysts which have multiple function in the body.
    (b) The difference between electrical charges at the two ends of a conductor is called ____ .
    (c) The branch of Zoology which deals with the study of insects is called ____ .
    (d) Electric Current is measured by an ____ .
    (e) Dry ice is solid ____ .
    (f) Fuels formed from animal and plant matter that lived thousands of years ago are known as ____ .
    (g) Light with larger wavelength than that of the red colour is called ____ .
    (h) Penicillin was discovered by ____ .
    (i) Medulla Oblongata connects the ____ with the spinal chord.
    (j) The pH of normal human blood is _____ .


Everyday Science CSS Paper 1995

29 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1995
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50
Note: Answer any ten questions. All questions carry equal marks. Draw diagrams where
necessary. Negative marking would be done for incorrect answers in Question.1 and 14.

  1. Which of the following statements are true and which are false: (1 1/2 each)
    (a) Cryptograms are non-flowering plants
    (b) Reserve food material is usually stored as Glycogen in plants.
    (c) Streptococcus is a gram negative bacteria.
    (d) Spinach is a good source of vitamin K
    (e) Femur is a bone of the forearm.
    (f) The moon has no atmosphere
    (g) Excessive burning of fossil fuels cause acid rain.
    (h) Twenty-first of June is the longest day of the year in the northern hemisphere.
    (i) Electricity is a secondary source of energy

  2. Define any Five of the following scientific terms: (1 each)
    (a) Doping (b) Immunization (c) Pasteurization (d) Modulation (e) Catabolism (f) Reprocessing of reactor fuel

  3. What do you understand by the term “Deforestation”? Discuss its ill-effects on mankind. (1,4)

  4. Fill in the blanks: (1/2 each)
    (a) The largest planet of the solar system is _____.
    (b) The outermost layer of the earth is called ____.
    (c) Newton is the unit of ____.
    (d) Radium was discovered by ____.
    (e) The memory of the computer is expressed in ____.
    (f) Quartz is crystalline form of ____.
    (g) Aids is caused by ____.
    (h) Chemical name of Gypsum is ____.
    (i) Molten superhot material present inside a volcano is called ____.
    (j) Richter scale measures the severity of ____.

  5. What is composition of blood? Describe six main functions of blood.

  6. Write short notes (not more than 150 words on any Two of they following):
    (a) Semiconductors (b) Pesticides (c) Laser

  7. Write short notes (not more than 100 words) on the life and works of any Two of the following scientists:
    (a) Ibn Al-Baitar (b) Al Biruni (c) Ibn Al-Haytham

  8. Give brief explanation for any five of the following: (1 each)
    (a) The earth bulges out at the equator.
    (b) The sun appears red at the sunset and sunrise.
    (c) Ozone layer in the upper atmosphere is necessary for our survival.
    (d) The sky when viewed from the moon appears completely black.
    (e) Australian continent has winter season when we have summer season in Pakistan.
    (f) Roads are bent inwards on curves

  9. Write an essay (not more than 200 words) on ‘Variation of apparent moon size. Draw diagram to support your description

  10. Classify the following animals as Reptiles. Mammals, Birds, and Fish:
    (a) Blue whale (b) Cobra (c) Panda (d) Ostrich (e) Penguin (f) Kiwi (g) Shark (h) Alligator (i) Dolphin (j) Tortoise

  11. Name all the organs of the Excretory System of the human body. Draw a labelled diagram and explain the functions of each organ. (5)

  12. Differentiate between the following: 1 (each)
    (a) Hypoglycemia and Hyperglycemia (b) Epidemic and Endemic (c) Herbivores and Carnivores (d) Photosynthesis and Respiration (e) Pollination and Fertilization

  13. How do our domestic and industrial activities pollute water? Explain with reference to two important industries of Pakistan. (2,3)

  14. Fill in the blanks with the correct choice:
    (a) pH of blood is (4.3-4.4,7.3-7.4,9.3-9.4)
    (b) One of the countries through which equators passes is (Kenya, Pakistan, Malaysia)
    (c) Purest form of iron is (pig iron, wrought iron, cast iron)
    (d) Hypo is a solution of (Sodium chloride, Silver nitrate, Sodium thiosulphate)
    (e) Cod liver oil contains (Vitamin K, Vitamin E, Vitamin D).
    (f) Aorta is an organ of the (nervous system, circulatory system, digestive system
    (g) Planet Mars has (one, two, four) moons.
    (h) Bauxite is an ore of (Boron, Aluminium, Magnesium).
    (i) Circular aperture which appears as a dark spot in the eye is called (iris, pupil, lens).
    (j) The most distant planet in the solar system is (Mars, Pluto, Jupiter).

  15. Match the Scientists and their discoveries/inventions given in columns (a) and (b)

(a)
Einstein
Rontgen
Charles Darwin
Chadwick
Mendel

(b)
Neutron
Laws of heredity
X-Rays
Theory of Evolution
Mass energy conversion equation


Everyday Science CSS Paper 1994

14 Views

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1994
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50
Note: Attempt any ten questions. All questions carry equal marks. Draw diagram where necessary.

  1. Which of the following statements are true and which are false.

a) Bacteria are parasites
b) Ruby is an Oxide of Aluminum
c) In the Australian continent, days are longer than nights in June.
d) Gypsum is hydrated calcium carbonate chemically.
e) Twenty-three moons revolve around Saturn
f) Pluto is the coldest planet
g) Chromite ore contains chromium oxide
h) Mica is a nonconductor of electricity.
i) Sun is the biggest star in the universe.
j) The earth completes one rotation about its axis in 365.25 days.

  1. Write short notes on any Two of the following
    (i) Structure of cell (animal) (ii) Hovering satellite (iii) Water pollution

  2. Describe briefly any Five of the following terms
    (i) Ecosystem (ii) Laser (iii) Alloy (iv) Polymer (v) Diffusion (vi) Balanced diet

  3. Fill in the blanks
    (i) The capacity to do work is called _________.
    (ii) The energy possessed by a body die to its position is called _________.
    (iii) Kitab al-Manazir is a publication by a famous Muslim scientist about _________.
    (iv) _________ usually lies in the centre of an animal cell.
    (v) Calcium and _________ are the essential elements of bones.
    (vi) Proteins are formed by combination of _________.
    (vii) Rainwater dissolves sulphur dioxide to form _________
    (viii) The set of instructions given to a computer is called _________.
    (ix) Chemicals such as penicillin which set on _________ are called antibiotics.
    (x) Comet Shoemaker Levy 9 hit the planet _________ in July this year.

  4. Name the three major parts of human brain and the functions they control. Make a rough labeled diagram of the brain.

  5. Explain what is meant by “Non-conventional source of energy”. Describe any three of these.

  6. Give brief answers for any five of the following

(i) Name the two proteins found in milk.
(ii) What organ of human body controls the amount of water and salt in blood?
(iii) Drugs are classified into five major groups. Define any two.
(iv) How do chromosomes in a male and female (enter) in a human body?
(v) Which two gases do you exhale more than you inhale?
(vi) Name any two glands which secretes hormones in human body.

  1. Explain briefly any two of the following phenomena.
    (i) Lunar eclipse (ii) Photosynthesis (iii) Formation of a rainbow

  2. Differentiate between any five of the following pairs.
    (i) Veins and arteries (ii) PNP and NPN transistor (iii) Electronic current and static electricity (iv) Concave and convex lens (v) Fats and oils (vi) Absorption and adsorption

  3. Describe in detail, the impact of scientist inventions on agriculture.

  4. What are viruses? Describe their structure. Which of the following diseases are caused by virus and which are caused by bacteria?
    (i) Polio (ii) Diphtheria (iii) AIDS (iv) Tetanus (v) Smallpox (vi) Measles

  5. Describe the principle, construction and working of telephone.

  6. Which part of a plant do they belong to?
    (i) Ginger (ii) Raddish (iii) Potato (iv) Cinnamon (v) Peanut (vi) Saffron (vii) Almond (viii) Chillies (ix) Spinach (x) Tomato

  7. Which field of study do the following branches of science represent?
    (i) Haematology (ii) Cytology (iii) Morphology (iv) Psychology (v) Geology

  8. Fill in the blanks.
    (i) In a heat engine, heat energy is changed into _________ (mechanical energy, magnetic energy, light energy)
    (ii) Frequency of audible sound in Hertz (Hz) is _________ (20 – 20,000 Hz, 20,000 – 30,000 Hz, 30,000 – 4,000 Hz)
    (iii) Deficiency of vitamin B causes _________ (rickets, beriberi, night blindness)
    (iv) Cheapest source of producing electricity is _________ (coal, natural gas, water)
    (v) The smallest unit of measurement of wavelength is _________ (micrometer, angstrom, manometer)
    (vi) The chemical generally used in refrigerators is _________ (ethylene, glyco freon, methyl alcohol)
    (vii) The unit of ‘TON’ to specify air conditioners is equal to _________ (10,000 BTU/hour, 12,000 BTU/hour, 16,000 BTU/hour)
    (viii) Unit of electricity ‘KILOWATT HOUR’ is the unit of (force, work, power)
    (ix) Period of famous Muslim scientists is _________ (3rd – 5th century, 6th – 7th century, 7th – 13th century A.D.)
    (x) Heat radiation travels at a speed equal to _________ (half the speed of light, speed of light, speed of wind)


Everyday Science CSS Paper 1993

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FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1993
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50
Note: Attempt any ten questions. All questions carry equal marks. Draw diagram wherever necessary.

  1. Which of the following statements are false and which are true.

a) Urea is a phosphorus fertilizer
b) Ibn Baitar was a renowned Muslim Botanist
c) Penicillin was discovered by Edward Jenner
d) Cellulose is a natural polymer
e) Vitamin A and D are water soluble.
f) Amoeba is a unicellular animal
g) Solar eclipse occurs in full moon
h) Water is a bad conductor of electricity
i) Leprosy is a disorder of the nervous system
j) Chlorofluorocarbons cause decomposition of ozone

  1. Write short notes on any two of the following
    a) Nitrogen cycle b) Solar system c) Greenhouse effect

  2. Describe any of the following terms in not more than four lines.
    a) Mitosis b) Hemophilia c) Reflex action d) Metabolism e) Fission f) Non-renewable energy resources

  3. Fill in the blanks with correct choice.
    (i) Quartz is chemically a _____________.
    (ii) Chicken egg is composed of _____________.
    (iii) Visible light energy has the wavelength range of _____________.
    (iv) The particles with positive charge but having mass equal to that of electron is called _________ .
    (v) Gas in children’s play-balloons going upward is ____________.
    (vi) Standard pressure is ______________.
    (vii) Iron corrodes due to the formation of ________________.

  4. What is the difference between a ‘DAM’ and a ‘Barrage’? Why cannot Barrages be used for production of hydroelectric power?

  5. What are plastics? Discuss their important properties which have contribute to their extensive use in modern industry. Explain their adverse effects on
    (i) Environment (ii) Agriculture

  6. Give reasons of the following:

a) A 25 watts incandescent bulb provides much less light than a 25 watts fluorescent tube light.
b) A ball dropped vertically on the ground does not rise to its original height.
c) Meat takes longer time to cook on a mountaintop than at sea level.
d) More stirring is needed when sugar is dissolved in cold coffee than in hot coffee

  1. Explain in detail what is a balanced diet; name a nutrient present in each of the following food
    (i) Apple (ii) Bread (iii) Meat (iv) Butter (v) Orange (vi) Egg (vii) Milk (viii) Spinach

  2. Differentiate between
    (i) Latitude & Longitude (ii) Pig Iron & Cast Iron (iii) Hard Water & Heavy Water (iv) Drug use & Drug abuse

  3. What are the warm blooded animals? Give any two examples. Explain any three traits found in warm blooded animals

  4. What does the abbreviation LASER stand for? Point out three differences between laser and ordinary light. Mention two applications of Laser.

  5. Name the instruments used for measuring each of the following
    (i) Pressure (ii) Voltage (iii) Purity of milk (iv) Temperature (v) Velocity of wing

  6. What is Computer? Name their different classes. Briefly explain the term Software and Hardware.

  7. Muslim Scientists contributed in science and mathematics during the period 8th – 13th century. Name five scientists who are well known for their contribution in the following fields during the era.
    (i) Chemistry (ii) Algebra (iii) Light

  8. Fill in the blanks
    (i) Starch is a polymer of __________.
    (ii) A big astronomical observatory known as the _________________________ was established during the reign of Caliph Mamun.
    (iii) Adrenalin is secreted by the Adrenal _______________.
    (iv) ________ planet is nearest to the earth.
    (v) CFC is the abbreviation of _____________________.
    (vi) The process of conversion of a material from solid state directly to gaseous state is called ____________.
    (vii) A junction diode is formed by PWP semiconductor pieces whereas junction transistor is a sandwich made up of P__________ transistor.