Identify the incorrect statement from the following.

  • A
    Pyramid of biomass in sea is generally inverted as the biomass of fish far exceeds that of phytoplanktons.
  • B
    Pyramid of energy is mostly upright, but sometimes it may be inverted.
  • C
    Food chains are generally short with few trophic levels as only $10\%$ of the energy is transferred to each trophic level from the lower trophic level.
  • D
    Pyramids of number and biomass may be either upright or inverted.

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In which ecological pyramid does a small standing crop of phytoplankton support a large standing crop of zooplankton?

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In a pond ecosystem,the pyramid of numbers is ............ .

$A$: Pyramid of biomass is always upright for tree ecosystem.
$R$: Total biomass of a tree in a specific area is more than that of herbivores.

Which of the following types of pyramids represents the energy flow or functional capacity of an ecosystem?

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