Teaching CTET (Paper 1 & Paper 2) Mock Test Series 2025 Environmental Studies Hydrosphere Water Conservation
Which of the following procedure/s is/ are helpful in water conservation in Agriculture?
1. Low or zero tillage of agriculture land
2. Use of Gypsum before irrigation
3. Leaving the crop residues in the field
1
Only 1 and 2
2
Only 1 and 3
3
Only 3
4
1, 2 and 3