Biodiversity
Biodiversity: Overview
This topic covers concepts such as Earth Summit, Levels of Biodiversity, Genetic Diversity, Ecological Diversity, Latitudinal Gradients, Species-area Relationships, Threats to Biodiversity, Habitat Loss and Fragmentation, etc.
Important Questions on Biodiversity
India has more than 50,000 strains of rice. Which of the following biodiversity it represents?

Name the blank spaces a and b in the table given below:

Which one of the following pairs of geographical areas show maximum biodiversity in our country?

Biosphere reserves differ from National parks and Wildlife sanctuaries because in the former:

One of the ex-situ conservation methods for endangered species is

Which one of the following is a pair of endangered species?

In India, we find mangoes with different flavours, colours, fibre content, sugar content and even shelf-life. The large variation is on account of

In alveoli of the lungs, the air at the site of gas exchange, is separated from the blood by

Wildlife week is celebrated in which month of the year?

When is the International Tiger day celebrated?

Seshachalam hills, the _____ Biosphere Reserve in India.

Nilgiri Biosphere Reserve is the first-ever formed biosphere reserve.

Nanda Devi biosphere reserve is located in Tamilnadu.


Cryopreservation is a process to preserve plant cells, tissues or organs at a very low temperature of -196oC by using liquid nitrogen.

An ecologist samples trees in multiple forest plots to determine species richness. Which ONE of the following can help determine the adequacy of sampling effort?

The exponent of the species-area curve measured at continental scales is

What is the importance of celebrating Wildlife Conservation Week?

Fill in the blank with the correct word given in the bracket.
The Western Ghats and Eastern _____ (Himalayas/Ganges) are the regions in India where the accelerated loss of habitat can be seen.

Protecting endangered plant or animal species in their natural habitat is known as Ex-situ Conservation.
