PUNJAB PUBLIC SERVICE COMMISSION
COMBINED COMPETITIVE EXAMINATION
FOR RECRUITMENT TO THE POSTS OF
PROVINCIAL MANAGEMENT SERVICE, ETC – 2025
SUBJECT: AGRICULTURE (PAPER-II)
TIME ALLOWED: THREE HOURS MAXIMUM MARKS: 100
NOTE:
i. All the parts (if any) of each Question must be attempted at one place instead of at different places.
ii. Write Q. No. in the Answer Book in accordance with Q. No. in the Q. Paper.
iii. No Page/Space be left blank between the answers. All the blank pages of Answer Book must be crossed.
iv. Extra attempt of any question or any part of the question will not be considered.
NOTE:
Attempt FIVE Questions in All. Attempt in Urdu or English.
Q. No. 1: Define chromosomal aberrations. Describe various types of chromosomal aberrations and their significance. (20 Marks)
Q. No. 2: Define ploidy. Explain different types of ploidy in detail and support your answer with examples. (20 Marks)
Q. No. 3: Define genetic resistance. Express different properties of the host in relation to the pathogen. Evaluate different types of genetic resistance. (20 Marks)
Q. No. 4: Define plant virus and discuss the characteristics of plant viruses. Write a detailed note on the translocation and distribution of viruses in plants. (20 Marks)
Q. No. 5: Describe different techniques of tissue culture. Elaborate application of tissue culture in agriculture. (20 Marks)
Q. No. 6: What are problem soils? Can the agricultural crops be grown successfully in problem soils? Suggest the measures for the reclamation of waterlogged and saline soils. (20 Marks)
Q. No. 7: Describe various types of polyploidy. How have various crop species evolved? (20 Marks)
Q. No. 8: What is vegetative propagation? Give a detailed overview of different methods of vegetative reproduction. (20 Marks)