Agriculture Punjab PMS Paper II 2019

PUNJAB PUBLIC SERVICE COMMISSION
COMBINED COMPETITIVE EXAMINATION FOR
RECRUITMENT TO THE POSTS OF
PROVINCIAL MANAGEMENT SERVICE – 2019
SUBJECT: AGRICULTURE (PAPER-II)
TIME ALLOWED: THREE HOURS MAXIMUM MARKS: 100
NOTE: Attempt FIVE Questions in All. Attempt in Urdu or English.
Q. No. 1: What are the molecular bases of genetic code? Discuss in detail the mechanism of gene expression in plant cells? (10+10 = 20 Marks)
Q. No. 2: Write a detailed note on potential of oil-seed crops cultivation in Pakistan and their role for the improvement of national economy? (20 Marks)
Q. No. 3: Describe in details about different factors affecting the plant disease epidemiology? Discuss various methods of control and manage the plant diseases? (10+10 = 20 Marks)
Q. No. 4: Discuss different ways of virus transmission in plants? What are different strategies that may be used to prevent/control the viral diseases in plants? (10+10 = 20 Marks)
Q. No. 5: Discuss in details the role of agri-biotechnology for the improvement of crops? What may be the impact of genetically modified crops on natural biodiversity? (10 + 10 = 20 Marks)
Q.No. 6: Define Mutation; explain how mutation plays a role in plant breeding along with any example of success. (5 + 15 = 20 Marks)
Q. No. 7: Name important sucking and chewing types of insect pests of cotton. Explain life cycle, mode of action and suitable control measures of any one of these insects. (10 + 10 = 20 Marks)
Q. No. 8: Write short note on the following: (4 x 5 = 20 Marks)
(i) Tissue culture technology (ii) Sericulture Industry (iii) In-built genetic resistance of plants (iv) Plant parasitic nematodes