INSIGHT UPSC QUIZ

Which of the following metals contribute to bio magnification problem in the ecosystem?

In which of the following layer of atmosphere the absorption and scattering of the solar ultraviolet radiation takes place?

 _________ affect the rate of humus formation of soil.

How much of world’s surface is covered by water?

Which of the following is grazing food chain?

Approximately what is the normal rate of temperature rise with depth from the surface of the Earth to the interior of the Earth?

Tides in the sea have stored in them:

Rubber plantations are found in:

What is the second most abundant element on Earth’s crust?

Mangrove forests occur in: