Question

Which of the following are responsible for extinction of species?

providing habitat for animals in zoo

loss of habitat (destruction of natural habitat)

excessive use of chemical fertilizers and pesticides

clearing of land to plant crops and to build roads​

Answer 1

Answer:

B, C and D

Explanation:

Deforestation and clearing of lands lead to loss of habitat of animals, which can eventually cause extinction of a species. Chemical fertilizers and pesticides lead to death of animals, as they accumulate these chemicals through food chain and also, it disturbs ecological balance.

Answer 2

Answer:

B, C and D

Explanation:

because all these are only responsible for extinction of species.