Section A
Q1. Answer the following questions in about 150 words each :
(a) Briefly discuss the principles of agro-ecology.
(b) What are the factors responsible for low production and productivity of pulses in India? Discuss strategies adopted for enhancing the pulse production and productivity.
(c) Describe the objectives of social forestry. Write down the plant species suitable for social forestry.
(d) Discuss the cultural methods of weed control.
(e) What are the two steps of nitrification and enlist micro-organisms responsible for each? Write down the importance of nitrification.