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NEST2022BiologyEcosystem

Four ecological pyramids (I to IV) are shown below. The correct statement(s) about these pyramids is/are:

Options

  1. AII could be an energy pyramid for a temperate forest if secondary carnivores would have a greater value than p
  2. BIII represents a biomass pyramid while I represents an energy pyramid for an aquatic ecosystem.
  3. CIf IV represents a biomass pyramid for a terrestrial ecosystem and if the producers had a total of 75,000 kcal
  4. DI and II could represent number pyramids for a grassland ecosystem and a tree ecosystem respectively.

Correct answer

C. If IV represents a biomass pyramid for a terrestrial ecosystem and if the producers had a total of 75,000 kcal

Step-by-step solution

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