Which of the following agricultural practices have been primarily responsible for pollution of our water resources?
1. Use of live-stock manure
2. Use of chemical fertilisers
3. Excessive use of chemical pesticides
4. Deforestation
A. 2 and 3
B. 1, 3 and 4
C. 1 and 2
D. 1, 2 and 4
Answer: Option A
This Question Belongs to Biology GK Chapter Wise >> Economic Biology
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