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Question: Answered & Verified by Expert
One of the following statements is incorrect with reference to biodiversity. Identify it.
BiologyBiodiversity and its ConservationAIIMSAIIMS 2016
Options:
  • A The areas with very few plant and animal species (low species richness) with no threatened species are called biodiversity hotspots.
  • B Biodiversity increases from higher altitudes to lower altitudes.
  • C Biodiversity decreases from the equator to polar regions.
  • D Depletion in genetic diversity of crop plants is mainly due to the introduction of better varieties with high yield, disease resistance, etc.
Solution:
1744 Upvotes Verified Answer
The correct answer is: The areas with very few plant and animal species (low species richness) with no threatened species are called biodiversity hotspots.
Biodiversity hotspots are areas of high endemism and high level of species richness.
They are determined mainly by three factors:
(i) Number of species/species diversity
(ii) Degree of endemism
(iii) Degree of threat

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