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STD 12 - 12. ecosystem — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 12. ecosystem1 Mark
MCQ
Which of the cycle is concerned with energy flow in the ecosystem
  • ✓
    Food cycle
  • B
    $O_2$ cycle
  • C
    $Cl_2$ cycle
  • D
    All the above
✓

Answer

Correct option: A.
Food cycle
a
(a)In any ecosystem, communities or living organisms interact with their physical environment in such a way that there is well defined flow of energy forming clear trophic (food) levels and material cycles within this system.

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