INSIGHT UPSC QUIZ

5. The light from the Sun reaches the Earth in about—

The surface temperature of the sun is estimated as:

Troposphere is the hottest part of the atmosphere because:

A special type of well in which water rises automatically under the pressure of a column of water to the ground surface through a hole is known as:

Pyramid of numbers in an aquatic ecosystem is  .

How much of the Earth’s land surface is desert?

The only planet whose period of rotation is longer than the period of revolution around the sun?

Lake formed in a cut off river, meander is called:

What happens to atmospheric pressure with increase in altitude?

Which one of the following rivers crosses the tropic of Capricorn twice?