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Biology Past Questions

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4766

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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4767

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.
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4768

 In which of the following structures is simple sugar produced?

  • A. Vacuole
  • B. Cytoplasm
  • C. Chloroplast
  • D. Cell wall
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4769

An evidence of the occurrence of photosynthesis in an experiment is the?

  • A. release of carbon (IV) oxide
  • B. release of oxygen
  • C. formation of water molecules
  • D. formation and release of fructose
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4770

The major source of vitamin A are ?

  • A. egg yolk, carrot and palm oil
  • B. mango, pawpaw,and eggs
  • C. sorghum,soya bean and liver
  • D. rice,bran,green vegetables and milk
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