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12.Ecosystem
medium
The primary consumers in a pond ecosystem are
A
Phytoplankton
B
Zooplankton
C
Fishes
D
Bacteria
Solution
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
Standard 12
Biology