Q4 of 287 Page 348

Uneven heating of Earth produces winds. 1

True

When warm air (heating by solar radiations) from land rises up, the cold air escapes downwards. This movement of warm and cold air generates wind.


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2

Pollution of water is caused by

 3

Water pollution due to cadmium results in ………… in humans.

 5

Matching the column I and column II 1











Column I



Column II



1. GHG


2. CFCs


3. PAN


4. Lichen



(a) Paedogenesis


(b) Methane


(c) Global warming


(d) Smog


 1

Major component of the atmosphere on Venus and Mars planet is