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Tropical rain forests contain about what share of the species on earth?
A50 per cent
B25 per cent
C75 per cent
D10 per cent
Answer & Solution
Correct answer: A. 50 per cent
1. Destroying them harms the whole biosphere.
2. They hold 50 per cent of species.
3. Deforestation is rampant there.
_Source: NCERT Class 11 Fundamentals of Physical Geography, Chapter 16, Biodiversity and Conservation._
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