Which of the following have been held responsible for fast decline in sparrow population?

  1. Widespread use of pesticides
  2. Increase in population of cats
  3. Rampant use of cell phones

Select the correct option from codes given below:

Answer: [D] 1, 2 & 3

Reasons for rapid decline in population of sparrow are:
Reduction in food supply due to changes in agricultural practices like widespread use of pesticides; Lack of nesting sites because of architectural changes; Electromagnetic contamination due to rampant use of cell phones.
Increase in the population of predator species like hawks and cats.

This question is a part of GKToday's Integrated IAS General Studies Module