Questions

Earth-worms belongs to the phylum

The depletion in Ozone layer is caused by ___________ .

The most abundant element in the earth's atmosphere is

A Unitary form of government is that in which all the powers are concentrated in the hands of

The Speaker of the sixth Lok Sabha who later became the President of India was _____ .

The salt concentration (measured as salinity in parts per thousand), is less than ______ % in inland waters.

Which among the planets is orange in colour with white bands on it?

Sri Lanka on 9 December, 2017 formally handed over the control of the southern deep sea port of Hambantota to which country for 99 year lease?