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

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 12. ecosystem1 Mark
MCQ
Inverted pyramid is found in
  • ✓
    Biomass pyramid of aquatic system
  • B
    Energy pyramid of grassland
  • C
    Biomass pyramid of grassland
  • D
    Pyramid of number of aquatic system
✓

Answer

Correct option: A.
Biomass pyramid of aquatic system
a
(a)In this case the biomass of producers (algae etc.) is minimum which increases at herbivore (rotifers, insects, etc) level and further at carnivore (small fishes etc) level. The biomass of top carnivores (large fishes) is maximum. Thus the pyramid of biomass in aquatic system is inverted.

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