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    Question

    What type of organism serves as the primary consumer in

    a lake ecosystem?
    A Fishes Correct Answer Incorrect Answer
    B Zooplankton Correct Answer Incorrect Answer
    C Phytoplankton Correct Answer Incorrect Answer
    D Bacteria Correct Answer Incorrect Answer

    Solution

    In a lake ecosystem, phytoplankton act as primary producers, creating energy through photosynthesis. Zooplankton feed directly on these phytoplanktons, positioning them as primary consumers. While some fishes might consume phytoplankton, zooplankton are more universally recognized as the direct consumers in this aquatic food chain.

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