Civil Services Chhattisgarh State Service (CGPSC) Prelims Mock Test 2025 General Knowledge Economy Agriculture
Which of the following practices can help in water conservation in agriculture?
1. Reduced or zero tillage of the land
2. Applying gypsum before irrigating the field
3. Allowing crop residue to remain in the field
Select the correct answer using the code given given below:
1
1 and 2 only
2
3 only
3
1 and 3 only
4
1, 2 and 3