1.

If forests disappear

A. Amount of \[C{{O}_{2}}\]in air will decrease
B. Amount of \[C{{O}_{2}}\] in air will increase
C. Amount of \[{{O}_{2}}\]in air will increase
D. Amount of \[{{N}_{2}}\] in air will increase
Answer» C. Amount of \[{{O}_{2}}\]in air will increase


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