Q34 of 367 Page 73

Match the terms in column I with their uses in column II



























Column I



Column II



(i) Heart



(a) Pipes for transport in humans



(ii) Arteries and Veins



(b) Clotting of blood



(iii) Xylem vessels



(c) Pumping organ



(iv) RBC



(d) Water transport in plants



(v) Platelets



(e) Carrier of oxygen


(i) c (ii) a (iii) d (iv) e (v) b


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(a) Draw a labelled diagram of

(i) a xylem vessel, and


(ii) a sieve tube (or phloem).

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What are the differences between the transport of materials in xylem and phloem?

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Define excretion. Name the excretory unit of a kidney.

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What job is done by the kidneys ?