IAS 1996 — Climatology

Which one of the following layers of the atmosphere is responsible for the deflection of radio waves?

High temperature and low pressure over the Indian subcontinent during the summer season draws air from the Indian Ocean leading to the in-blowing of the:

Given below are two statements one labelled as Assertion (A) and the other labelled as Reason (R). Assertion (A): Areas near the equator receive rainfall throughout the year. Reason (R): High temperatures and high humidity cause convectional rain in most afternoons near the equator.