Which species are facing the threat of extinction globally?

Which species are facing the threat of extinction globally?
  1. 12% of bird species
  2. 23% of mammal species
  3. 32% of amphibian species
  4. All of the above

Solution

Presently, 12% of all bird species, 23% of all mammal species, 32% of all amphibian species, and 31% of all gymnosperm species in the world face the threat of extinction.

Asked in: NCERT

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