WASSCE JUNE 2010 BIOLOGY QUESTIONS AND ANSWERS (Question 10)

Excretion in Paramecium sp. Is by diffusion because 

A. its habitat is water and moist places 

B. it has simple, small and few internal organs. 

C. it has a large surface area to volume ration 

D. it has a large efficient meganuclues

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WASSCE JUNE 2010 BIOLOGY QUESTIONS AND ANSWERS(Question 9)

In cellular respiration energy is made available to organisms by 

A. removal of a phosphate group from ADP 

B. breaking off a phosphate group from ATP 

C. adding a phosphate group to glucose 

D. breaking off a hydrogen ion from NADPH

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