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Question

Biodiversity loss occurs due to the reasons given below.
(i) Habitat loss and fragmentation
(ii) Co-extinction
(iii) Over-exploitation
(iv) Alien species invasion
Identify the correct reasons.

A
(i), (ii) and (iii)
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B
(ii), (iii) and (iv)
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C
(i) and (ii)
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D
(i), (ii), (iii) and (iv)
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Solution

The correct option is D (i), (ii), (iii) and (iv)
Biodiversity refers to the variety found in biota from genetic make-up of plants and animals. The main cause of the loss of biodiversity can be attributed to the influence of human beings on the world's ecosystem. The important factors causing loss of biodiversity also referred to as ‘Evil Quartets’ are - habitat loss and fragmentation, over exploitation of resources, co-extinction and alien species invasion.

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