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Biology 2022 WAEC Past Questions

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11

Use the following processes to answer this question.
I-Ribs move upward and outward

II- Diaphragm relaxes

IIl-Volume of thorax increases

IV-Air is forced out of the lungs

 Which of the processes take place during inspiration?

  • A. I and III only
  • B. II and III only
  • C. II and III only
  • D. III and IV only
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12

Use the following processes to answer this question.
I-Ribs move upward and outward

II- Diaphragm relaxes

IIl-Volume of thorax increases

IV-Air is forced out of the lungs

which of the following processes is a direct result of contraction of the intercostal muscles?

  • A. I
  • B. II
  • C. III
  • C. IV
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13

The table above shows the effect of hormones I,II,III and IV on some parts of the human body. Where (✓) represents effects and (X) represents no effect of hormone on the corresponding part of the body. study it and answer this question. 
 

Which of the following hormones are l, II, Ill and IV respectively?

  • A. ADH, Glucagon, Oestrogen, Adrenaline
  • B. Adrenaline, Glucagon, Oestrogen, ADH
  • C. Glucagon,ADH, Oestrogen, Adrenaline
  • D. Adrenaline, ADH, Oestrogen, Glucagon
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14

 The table above shows the effect of hormones I,II,III and IV on some parts of the human body. Where (✓) represents effects and (X) represents no effect of hormone on the corresponding part of the body. study it and answer this question. 

The hormone responsible for anxiety is?

  • A. I
  • B. II
  • C. III
  • D. IV
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15

The diagram above is an illustration of some parts of a mammalian ear. Study it and answer this question.

The middle ear is connected to the pharynx by the part labelled

  • A. I
  • B. II
  • C. III
  • D. IV
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709