Question

Q.1) Complete the chain :
A
1) Melting of snow
2) Effects of insolation
3) Greenhouse gases
4) Climate change

B
1) Methane
2) Average temperature of the earth
3) Erratic rains
4) Increase in sea level

C
1) Flooding
2) Agriculture
3) Existence of life on earth
4) Increase in frequency of cyclones
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Answer 1

Answer:

A.1) melting of snow -B.4)increase in sea level-C.3) extension of life on earth

A.2)-B.1)-C)2

A.3)-2)-1)