INSIGHT UPSC QUIZ

The natural gaps across the mountains which provide routes are called:

Masses-of-stars-and-galaxies-are-usually-expressed-in:

Grassland ecosystem has which type of biomass pyramid?

Which of the following absorbs part of the insolation and preserves earth’s radiated heat?

Which one is not a non-conventional energy source?

How many types of ecological pyramids are present in ecosystem?

Which one of the following types of erosion is responsible for the formation of Chambal Ravines?

The planet revolving east to west is:

If a star is bigger than Sun, but not more than twice as big, it will turn into a 

The largest ecosystem of the Earth is: