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MODEL PAPER 9 — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYMODEL PAPER 91 Mark
MCQ
Flow of energy in our ecosystem takes place
  • A
    only in one direction
  • B
    possible in two directions
  • C
    in three dimensions
  • D
    may occur in multiple directions
✓

Answer

only in one direction
Explanation : In the ecosystem, the flow of energy takes place in only one direction. The flow of energy takes place from producers to final consumers. The energy present in one trophic level never returns back to the producer.

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