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NEETBotanyBiodiversity and its Conservation

Which of the following statements regarding the current threat of species extinction is incorrect according to the IUCN data?

Options

  1. A12 per cent of all bird species face the threat of extinction.
  2. B23 per cent of all mammal species face the threat of extinction.
  3. C32 per cent of all amphibian species face the threat of extinction.
  4. D31 per cent of all angiosperm species face the threat of extinction.

Correct answer

D. 31 per cent of all angiosperm species face the threat of extinction.

Step-by-step solution

According to the data provided in the NCERT chapter on Biodiversity and Conservation, presently 12 per cent of all bird species, 23 per cent of all mammal species, 32 per cent of all amphibian species, and 31 per cent of all gymnosperm species in the world face the threat of extinction. The incorrect statement replaces 'gymnosperm' with 'angiosperm'. Therefore, the statement claiming that 31 per cent of all angiosperm species face the threat of extinction is incorrect. Answer: 31 per cent of all angiosperm species

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