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  5. Diversity in Living Organisms

9th Class Science Diversity in Living Organisms

  • question_answer 45)
      Two chambered heart occurs in (a) crocodiles                     (b fish                                   (c) aves                                (d) amphibians

    Answer:

      (b) Crocodiles have four chambered heart. Aves and amphibians have three chambered heart. Two chambered heart occurs in fishes.


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