CSS :: Importance of Trees
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The protective functions imply such important:
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[A]. |
Phypsiograpphic features of the country, conservation of soil and water, regulation of stream flow | [B]. |
And prevention of such calamities as floods, land sides, siltation of dams and change in the course of rivers
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[C]. |
Both (a) & (b) | [D]. |
None of these |
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