Density of species - Very high in southern hemisphere - Environment & Biodiversity

Q.  Which of the following statement/s is/are correct?

1) The density of species is very high in southern hemisphere.
2) Biodiversity includes the variety among species but not the genetic diversity within species.

- Published on 01 Sep 15

a. Only 1
b. Only 2
c. Both 1 and 2
d. None of the Above

ANSWER: Only 1
 
Biodiversity includes genetic diversity within species, the variety among species, and the range of ecosystems within which life exists and interacts. Seventy per cent of the world's species is found in just 12 countries: Australia, Brazil, China, Colombia, Costa Rica, the Democratic Republic of Congo, Ecuador, India, Indonesia, Madagascar, Mexico and Peru. The entire Hindu Kush–Himalayan belt has an estimated 25,000 plant species, comprising 10 per cent of the world's flora.

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