Cutting down forest for our need is known as

Acid rain is caused by

In which of the following categories,human beings are included?

In which year national wildlife protection act was passed?

The amount of water on the earth is

Which animal is related to Bandhipur National Park project?

Lions are found in

The non green organisms which live on the dead and decaying parts of producers or consumers are called

Plants use solar energy and convert it into

_______ is the primary source of energy.