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Biology 2022 WAEC Past Questions

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21

 In which of the following structures is simple sugar produced?

  • A. Vacuole
  • B. Cytoplasm
  • C. Chloroplast
  • D. Cell wall
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22

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
View Answer & Discuss (1) WAEC 2022
23

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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24

Diagram J is a protease while diagrams K,L,M, and N are food substances, study them and answer this question.

Protease J would react with the particular illustrated substance because enzymes? 

  • A. are denatured at a high frequency  
  • B. are specific in their action  
  • C. remain unchanged after a reaction
  • D. speed 
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25

Diagram J is a protease while diagrams K,L,M, and N are food substances, study them and answer this question.

After a reaction between protease J and the food substance, the end product would be 

  • A. fatty acids
  • B. glucose
  • C. amino acids
  • D. water
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Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709