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Solution


Q.

Refer the figure given below and answer the following questions from (i) to (v):
Energy flow and trophic levels

 

(iv) After solar energy enters our atmosphere, which statement does not hold good regarding subsequent events
1 Most of the radiation is absorbed by the Earth’s surface and used to warm the surface.  
2 Some of the solar radiation is reflected by Earth and atmosphere.  
3 Some of the infra-red radiation is absorbed by the atmosphere and re-emitted in all directions by the green-house gases.  
4 No infra-red radiation is emitted by Earth.  

Ans.

(4)