Question

'Evil Quartet' is related with

• A. Loss of biodiversity
• B. Loss of alien species
• C. Loss of standing crop
• D. Loss of climax community

Answer 1

The correct option is A Loss of biodiversity

The evil quartet is the concept which describes the reasons which cause a decrease in the number of species. There is loss of biodiversity due to four main reasons which were known as the four horsemen of the ecological apocalypse. The reasons are overexploitation, loss of habitat, introduction of the exotic species and co- extinction of species. These reasons were studied by the researchers and were put forward as the main reasons for the future extinction of the species.

Thus, the correct answer is option A.