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Study the given paragraph and answer the following questions.The transportation system which supplies nutrients to the tissues directly is called open type of circulatory system. Eg : Arthropods, many molluscs and lower chordates. The blood takes the responsibility of delivering the nutrients which flows in the blood vessels is called closed type of circulatory system. Eg : Echinoderms, cephalopod, molluscs.(A) Which type of circulatory system do you find in octopus ? (B) Name the type of circulatory system present in cockroach. |
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Answer» (A)Closed type of circulatory system. (B) Open type of circulatory system. |
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