Which of the following are the commonly known precious metals?

Forest has a major role in making the air clean by taking in:

World environment day is on:

Which of the following is an alternative source of energy?

Which is the national animal of India?

National parks and sanctuaries are created by the Government to protect and preserve:

The resources if managed wisely, maintain themselves or get replaced are called:

Sacred groves are mostly found in which of the following states?

Which of the following is used for making electrical goods?

Which of the following is not a renewable resource?