Green revolution came into being due to evolution of_________________?

A. Below 6
B. Above 6
C. Above 10
D. None of the above

A. Soil water use
B. Crop water use efficiency
C. Soil plant water relationship
D. Water intensity

A. High density grain
B. Low density grain
C. Both a & b
D. None of the above

A. And climate
B. Semi-and climate
C. Wet climate
D. None of the above

A. Sequential cropg
B. Strip cropg
C. Multiple cropg
D. All the above