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NEETBotanyBiodiversity and its Conservation

Type of Species Characteristics/Examples A. Keystone species 1. Species whose presence and role within an ecosystem have a disproportionate effect on other organisms within the system B. Endemic species 2. Species found only in a specific geographic location and nowhere else C. Invasive species 3. Species whose presence, absence, or abundance reflects a specific environmental condition D. Indicator species 4. Non-nat

Options

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

Correct answer

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

Step-by-step solution

A - 1: Keystone species have a significant effect on their ecosystem relative to their biomass. B - 2: Endemic species are restricted to a particular area and are not naturally found anywhere else. C - 4: Invasive species are non-native species that can dominate and disrupt ecosystems. D - 3: Indicator species serve as a sign of the environmental health of an ecosystem.

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