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Ecosystems — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYEcosystems1 Mark
MCQ
Two main structural features of an ecosystem are.
  • A
    Species composition and stratification.
  • B
    Species composition and productivity.
  • C
    Productivity and energy flow.
  • D
    Nutrient cycling and stratification.
✓

Answer

  1. Species composition and stratification.

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