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Biology Past Questions and Answers

Waec Biology Questions

Question 521:

Which of the following organs is concerned with detoxication of harmful compounds?

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A Kidney
B Lungs
C Gall bladder
D Liver
E Pancreas

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Question 522:

The hormone that promotes secondary sexual characteristics in females is

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A Insulin
B Thyroxin
C Testosterone
D Oxytocin
E Oestrogen

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Question 523:

The cell body in the diagram labelled

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A I
B II
C III
D IV
E V

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Question 524:

The function of the part labelled II in the diagram is to

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A Transmit impulse from one end of the cell to the other
B Manufacture food for the cell
C Protect the axon
D Produce energy for the cell
E Detect electrical impulses

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Question 525:

The organ responsible for equalising air pressure in the ear is
the

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A Sacculus
B Utriculus
C Eustachian tube
D Ampulla
E Air ossicle

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