STANDARD Zoology Biodiversity And Conservation Class 12 Questions

In figure global biodiversity: proportionate number of species of major taxa of invertebrates are given. X & Y denote ______ and ______.

Habitat loss and fragmentation, over exploitation, alien species invasion and co-extinction are causes for

Which one of the following is not observed in biodiversity hotspots

The Rivet popper hypothesis was given by

Total number of identified biodiversity hot spots in the world is

The ______ documents the extinction data of species

The accelerated rates of species extinctions that the world is facing now are largely due to human activities these causes are known as _______

All the biodiversity hotspots put together cover _______ per cent of the earth's land area.

When a species becomes extinct, the plant and animal species associated with it in an _______ way also become extinct