General Science Questions

The lowest layer of atmosphere is called _______.

The boundary between Earth's crust and mantle is _____.

During the past century, the temperature of Earth has increased by ________.

The largest dolphin species is the orca, also called as ________.

BrahMos Aerospace is a joint venture company set up by Russia's Mashinostroyeniya and which other company of India?

What causes the mottling of the dental enamel ?

Haustoria or sucking roots are found in which of the following?

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