The first link in any food chain is always a green plant because

  • A
    They are widely distributed
  • B
    They are firmly fixed to the soil
  • C
    They alone have a capacity to fix atmospheric $CO_2$ in the presence of sunlight
  • D
    All of the above

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Similar Questions

Assertion $A$: Heat energy is available for the functioning of a system.
Reason $R$: Some amount of energy is lost during energy transformation.
Which option is correct for Assertion $A$ and Reason $R$?

In a terrestrial ecosystem, which type of food chain is the major conduit for energy flow?

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

If $30 \ J$ energy is trapped at the producer level,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 one of the following components of an ecosystem comes from outside?

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