Gaseous exchange in birds occurs at level of?
Correct answer D. Parabronchi
Tip: press A, B, C or D to answer, and N for the next question.
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See allAnimals of which class of arthropoda are present everywhere?
Correct answer B. Insecta
Red to orange pigments are?
Correct answer A. Carotenes
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Enterobius vermicularis is commonly known as?
Correct answer B. Pinworm
Amphibians are considered to be evolved from?
Correct answer C. Dipnoi
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