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NEETBotanyBiodiversity and its Conservation

What is the main reason for the uneven distribution of plant and animal diversity in the world?

Options

  1. AThe distribution of species diversity is random.
  2. BLatitudinal gradient in diversity.
  3. CThe biodiversity is the same everywhere in the worlD)
  4. DPolar areas have more species than temperate or tropical areas.

Correct answer

B. Latitudinal gradient in diversity.

Step-by-step solution

The diversity of plants and animals is not uniform throughout the world but shows a rather uneven distribution. For many group of animals or plants, there are interesting patterns in diversity , the most well- known being the latitudinal gradient in diversity . In general, species diversity decreases as we move away from the equator towards the poles. With very few exceptions, tropics (latitudinal range of 23.5° N to 23.5° S) harbour more species than temperate or polar areas. Colombia located near the equator has

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