Question

The International Union for Conservation of Nature (IUCN) red list version 2013 of the birds indicates 15 species of birds from India as critically endangered. The reason for the decline in the number of these birds are: 

1. Loss, modification, fragmentation and degradation of habitat 

2. Environmental contaminants 

3. Poaching 

4. Use changes mainly conversion of large areas to intensive crop cultivation 

Select the answer from the codes given below- 

(a) 1, 2, and 3 

(b) 2, 3, and 4 

(c) 1, 3, and 4 

(d) All of the above

Answer 1

Correct option: (d) All of the above

Explanation:

Other reasons for the decline in the number of these birds are changes in cropping pattern due to various reasons including implementation of irrigation schemes; increased pesticide usage and livestock-grazing; high levels of disturbance; and developmental activities like mining and hydel projects. This also includes collision of the birds with vehicles, wind turbines and power lines