Which of the following statements is not correct about energy flow in an ecosystem?

  • A
    Pyramid of energy is always upright.
  • B
    Energy flow is unidirectional.
  • C
    Energy flow is cyclic.
  • D
    Ecological efficiency is generally $10\%$.

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Which of the following has the greatest amount of energy?

Identify the correct food chain.

In a terrestrial ecosystem such as a forest, which trophic level contains the maximum energy?

If $20 \ J$ of energy is trapped at the producer level,then how much energy will be available to the peacock as food in the following food chain (in $J$)?
Plant $\rightarrow$ Mice $\rightarrow$ Snake $\rightarrow$ Peacock

Which of the following in an ecosystem exhibits one-way flow rather than cyclic flow?

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