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  3. 10th Class
  4. Science

10th Class Science Sample Paper Science Olympiad Model Test Paper-15

  • question_answer
    Which one of the following forms the first trophic level in a food chain?

    A) Producers

    B) Herbivores

    C) Carnivores

    D) Omnivores

    E) None of these

    Correct Answer: A

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