The use of which of the following regional languages was popularised by the Bhakti leader, Shankaradeva?

Earth received heat from the sun is known as:

The word Biosphere refers to:

A man suffering from diabetes mellitus drinks water more frequently as he has to eliminate from the blood extra:

An ant can see the objects all around it due to the presence of:

Among the following sets of salient features, which set does not exclusively characterize mammals?