While India’s Human population is growing at an outstanding pace, the bird population is shrinking fastly mainly because:

1. There has been an abnormal increase in the number of hunters.

2. Bio-pesticides and organic manure are being used on a large scale.

3. There has been a large-scale reduction in the habitats of the birds.

4. There has been large-scale use of pesticides, chemical fertilizers and mosquito repellents.

Select your answer correctly using the code given below:

Codes :

U.P.P.C.S.(Pre) 2001