General Knowledge : Environment Science : Discussion


What percentage of land area should remain covered by forest to maintain Ecological balance?

A. 10%.
B. 5%.
C. 33%.
D. None of these.

Answer: Option C

Explanation:
No explanation for this question.
Comments:

Manasa said: (Mon, Sep 15, 2014 10:23:36 AM)
Why is it so????


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