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NTA Abhyas NEET2020BotanyEcosystemPractice

The limitation of ecological pyramids is

Options

  1. Ait take into account the same species belonging to two or more trophic levels.
  2. Bit assumes a simple food chain that is most common in nature.
  3. CSaprophytes or decomposers occupy the lower level in the pyramid.
  4. DNone of the above

Correct answer

D. None of the above

Step-by-step solution

Ecological pyramids are considered as incomplete as it does not take into account the same species belonging to two or more trophic levels. It assumes a simple food chain that almost does not exist in nature. It does not accommodate food web. Saprophytes are not given appropriate place, though they play an important role.

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