A) Fish
B) Zooplankton
C) Frog
D) Phytoplankton
Correct Answer: A
Solution :
A pond ecosystem is a delicate balance of fish, plants and other animals. Fish occupy more than one tropi0 level in pond ecosystem. Small fishes act as a sec' on dary consumer. They feed on primary consume Large fishes act as tertiary consumer so they feed on smaller fish. Hence, the correct option is [a].You need to login to perform this action.
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