INSIGHT UPSC QUIZ

With reference to the ‘Continental Shelf’, consider the following statements:

1. Legally, it is the stretch of the seabed adjacent to the shores of a particular country to which it belongs. 

2. Canyons and trenches are observed in this region.

3. Fossil fuels and metallic nodules are found in the continental shelves. 

Which of the statements given above is/are correct?

Grassland ecosystem has which type of biomass pyramid?

A level of atmosphere which is composed partly of electrons and positive ions is called:

Sink hole is a phenomenon of:

Which of the following oceans has the shape of the English alphabet S?

Molten rock below the surface of the earth is called because:

Isohels are the isopleths of:

What process takes place during the youthful stage of a river?

As the river approaches the sea, the speed of the flowing water decreases and the river begins to break up into a number of streams called______.

Smog is a combination of: