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NEET UG BIOLOGY MCQ: BODY FLUIDS AND CIRCULATION

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Open circulatory system is present in
I) Arthropods
II) Annelids
III) Chordates
IV) Molluscs

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Correct option: C

I and IV

Option C (I and IV) is correct because arthropods and molluscs (except cephalopods) possess an open circulatory system.

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