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Interaction Between Biotic and Abiotic Factors in an EcoSystem — BIOLOGY STD 9 — Question

ICSE BoardEnglish MediumSTD 9BIOLOGYInteraction Between Biotic and Abiotic Factors in an EcoSystem1 Mark
MCQ
Energy flow in an ecosystem is
  • ✓
    unidirectional
  • B
    bidirectional
  • C
    multidirectional
  • D
    all the above
✓

Answer

Correct option: A.
unidirectional

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