(a)(i) What is excretion? (ii) List the excretory organs in humans and name one waste product excreted by each organ (B) Name the excretory organs in: (i) i...

(a)(i) What is excretion?
(ii) List the excretory organs in humans and name one waste product excreted by each organ

(B) Name the excretory organs in:
(i) insects
(ii) earthworms. 
 

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