Which of the following organisms have kidney as their excretory organ?

Which of the following organisms have kidney as their excretory organ?
  • A.
    Fishes, amphibians, birds, man.
  • B.
    Fishes, amphibians, annelids, insects
  • C.
    Fishes, reptiles, birds, tapeworms
  • D.
    Fishes, protozoans, amphibians, man
Correct Answer: Option A
Explanation
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