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NTA Abhyas NEET2020BotanyEcosystemPractice

Which of the following is/are considered as limitations of the ecological pyramids?

Options

  1. AIt does not take into account the same species belonging to two or more trophic levels
  2. BIt assumes a simple food chain.
  3. CSaprophytes are not given any place in ecological pyramids despite playing an important role in the ecosystem.
  4. DAll of the above

Correct answer

D. All of the above

Step-by-step solution

There are certain limitations of ecological pyramids such as it does not take into account the same species belonging to two or more trophic levels. It assumes a simple food chain, something that almost never exists in nature; it does not accommodate a food web. Moreover, saprophytes are not given any place in ecological pyramids even though they play a vital role in the ecosystem.

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