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Question
There is a need to keep larger area under forests for
Options:
A .  raising precipitation
B .  ecological balance
C .  protecting wild-life
D .  absorption of carbon dioxide
Answer: Option B
Answer: (b)
Ecological balance has been defined by various online dictionaries as "a state of dynamic equilibrium within a community of organisms in which genetic, species and ecosystem diversity remain relatively stable, subject to gradual changes through natural succession."
Afforestation is the transformation of wasteland into the forest or woodland. It restores the ecological balance of all ecosystems and maintains biological diversity.

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