North-East monsoons are also called as

Smaller rivers or streams which join a large river are called ………….

The treeless bed in the flow of the river is called

The worst cyclone hit the East Coast in

Who is most affected at the time of natural calamities?

Diseases caused due to polluted water

The negative effect due to cyclones

Seasoned winds blow from the Arabian Sea in India

The South-West monsoon, however, brings much rain to the …………

When the water is boiled it changes as water vapour, then water vapour gets cooled and changes as