1.

What factor does not contribute to the rapid loss of nutrients from terrestrial ecosystems? 1. Clear cutting native forests 2. Early serai stages 3. Climax communities 4. Low diversity Choose the correct option from the codes given below:

A. 1 and 2            
B. 2 and 3
C. 3 only              
D. 3 and 4
Answer» D. 3 and 4


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