Section A
Q1. Answer the following in about 150 words each :
(a) What are the climatic parameters affecting crop productivity according to which farmers follow the cropping pattern in the western zone of the country?
(b) Justify the plant ecology and edaphic factors influencing sustainable agriculture.
(c) What are the problems of herbicide-resistance in wheat crop?
(d) Diversification and intensification are important in present day agriculture. Explain.
(e) What is the importance of agroforestry and social forestry in the changing environment?