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NEETBotanyBiodiversity and its Conservation

Hypothesis Explanation A. Speciation Time 1. Tropical environments are more constant and predictable. B. Constant Environment 2. More solar energy available in the tropics contributes to higher productivity. C. Solar Energy 3. Tropics have had a long evolutionary time without frequent disturbances. D. Productivity 4. Species richness increases with increasing explored area.

Options

  1. AA - 3, B - 1, C - 2, D - 4
  2. BA - 1, B - 2, C - 4, D - 3
  3. CA - 2, B - 3, C - 1, D - 4
  4. DA - 4, B - 1, C - 3, D - 2

Correct answer

A. A - 3, B - 1, C - 2, D - 4

Step-by-step solution

A - 3: Speciation is generally a function of time, with tropics having had a long evolutionary time. B - 1: Tropical environments are less seasonal and more predictable. C - 2: More solar energy in the tropics contributes to higher productivity. D - 4: The species-area relationship shows increased species richness with increasing explored area.

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