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

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 12. ecosystem1 Mark
MCQ
The primary consumers in a pond ecosystem are
  • A
    Phytoplankton
  • ✓
    Zooplankton
  • C
    Fishes
  • D
    Bacteria
✓

Answer

Correct option: B.
Zooplankton
b
The small crustaceans (water fleas, Cyclops) are herbivores as they feed phytoplanktons. They are free-floating animals and form the zooplankton. The primary consumers in pond ecosystem are zooplanktons and other primary consumers are mosquito larvae, tadpoles, snails and tortoises

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