Which of the following is the primary source of energy for all ecosystems except deep-sea hydrothermal ecosystems?

  • A
    Geothermal energy
  • B
    Earth's geothermal energy
  • C
    Sunlight
  • D
    Chemical energy from rocks

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Energy is transferred from one trophic level to another through which interaction?

Explain energy flow in ecosystem.

The transfer of energy from one trophic level to another follows the second law of thermodynamics. The efficiency of energy transfer from herbivores to carnivores is: (in $\%$)

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