a) Define the term excretion. (2 marks)
b) State TWO differences between excretion and egestion. (4 marks)
c) Name the excretory organs in mammals and state ONE excretory product of each organ. (6 marks)
d) Explain why excretion is important to living organisms. (4 marks)

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a) Define the term excretion. (2 marks) b) State TWO differences between excretion and egestion. (4 marks) c) Name the excretory organs in mammals and state ONE excretory product of each organ. (6 marks) d) Explain why excretion is important to living organisms. (4 marks)

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