INSIGHT UPSC QUIZ

Which one of the following is the correct sequence of ecosystem in the order of decreasing productivity?

Which one of the following practices is adopted for restoring the fertility of soil?

The four largest planets of the Solar System in decreasing size are:

In earth atmosphere, which of the following continuously decreases with height?

The distance of 1° longitudes on Earth is almost equal to which of the following?

The rapidly growing mass of phytoplankton covering the surface water of a lake or pond is known as:

Tropical rain forest is characterised by:

__________ is the thinnest layer of Earth.

Who among the following has given the term rhizosphere:

Trade winds are due to: