CBSE Class 10 Science 2016 Term 1 Paper

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Question : 12
Total: 36
Write one function of each of the following components of the transport system in human beings :
(a) Blood vessels
(b) Lymph
(c) Heart
Solution:  
(a) Blood vessels : They carry blood throughout the body.
(b) Lymph : It is a clear fluid that travels through the tissues to dense them and keep them firm.
(c) Heart : It pumps oxygenated blood to the body and deoxygenated blood to the lungs for purification.
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