Q36 of 367 Page 73

What job is done by the kidneys ?

The kidneys are bean-shaped organs which filter the wastes from the blood by forming a yellowish liquid called urine.


More from this chapter

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34

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


 35

Define excretion. Name the excretory unit of a kidney.

 36

What do kidneys excrete?

 36

What is the name of the tubes which connect the kidneys to bladder?