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Biology 2022 WAEC Past Questions

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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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16

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

The parts labelled I are the?

  • A. semi circular canals
  • B. ossicles
  • C. cochlea
  • D. external auditory meatus
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17

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

Which of the parts are correctly grouped?

  • A. (Inner ear I, IV) (Middle ear III) (Outer ear II)
  • B. (Inner ear III) (Middle ear II, IV) (Outer ear I)
  • C. (Inner ear III) (Middle ear II) (Outer ear III,IV)
  • D. (Inner ear II) (Middle ear I, III) (Outer ear IV)
View Answer & Discuss (1) WAEC 2022
18

The diagrams above are illustrations of two different cells involved in biological processing in mammals. Study them and answer this question.

Which parts of P and Q fuse to complete the biological process?

  • A. III and I
  • B. IV and I
  • C. III and II
  • D. IV and II
View Answer & Discuss (3) WAEC 2022
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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19

The diagrams above are illustrations of two different cells involved in biological processing in mammals. Study them and answer this question.

Which of the following statements about P and Q is correct?

  • A. Both cells are structures for asexual reproduction
  • B. Both cells normally belong to the same individual
  • C. Both cells are found in plants
  • D. The union of both cells gives rise to a new mammal
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20

The diagrams above are illustrations of two different cells involved in biological processing in mammals. Study them and answer this question.

If the number of chromosomes in the skin cells of mammals is 46, how many chromosomes would be found in P and Q respectively?

  • A. 23 and 23
  • B. 23 and 46
  • C. 46 and 23
  • D. 46 and 46.
View Answer & Discuss (2) WAEC 2022
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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