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Model Paper 5 — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYModel Paper 51 Mark
MCQ
The pyramid of number is based on-
  • A
    Per unit area
  • B
    Per unit of food
  • C
    Unit in the trophic level
  • D
    None of the above
✓

Answer

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