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Life Processes — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceLife Processes3 Marks
Question
What is meant by the terms ‘single circulation’ and ‘double circulation’?
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Answer

Single circulation is a type of circulatory system in which the blood passes through the heart only once in one complete cycle of the body. Double circulation is a circulatory system in which the blood travels twice through the heart in one complete cycle of the body.

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