Name and explain any two ways that are responsible for the loss of bio

1.	Name and explain any two ways that are responsible for the loss of biodiversity.
Answer» Habitat loss and fragmentation • Destruction of habitat is the primary cause of extinction of species. • The tropical rainforests initially covered 14 per cent of the land surface of earth, but now cover only 6 per cent of land area. Over-exploitation • When biological system is over-exploited by man for the natural resources, it results in degradation and extinction of the resources. • For example, Stellar’s sea cow, passenger pigeon and many marine fishes.

Name and explain any two ways that are responsible for the loss of biodiversity.

Answer»

Habitat loss and fragmentation

• Destruction of habitat is the primary cause of extinction of species.

• The tropical rainforests initially covered 14 per cent of the land surface of earth, but now cover only 6 per cent of land area.

Over-exploitation

• When biological system is over-exploited by man for the natural resources, it results in degradation and extinction of the resources.

• For example, Stellar’s sea cow, passenger pigeon and many marine fishes.