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Monday, 06 April 2026
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Biology Past Questions and Answers

Biology Questions

Question 4421:
Which division is NOT part of the atmosphere?
  • A Hydrosphere
  • B Mesosphere
  • C Stratosphere
  • D Thermosphere
  • E Troposphere
View Answer & Explanation
Question 4422:
A group of interacting populations in a particular habitat can be described as ____________
  • A Biome
  • B Biosphere
  • C Community
  • D Ecosystem
  • E Environment
View Answer & Explanation
Question 4423:
Iron is mainly required by plants for ____________ formation.
  • A Chlorophyll
  • B Glucose
  • C Protein
  • D Nuclear
  • E Nucleproteins
View Answer & Explanation
Question 4424:
Which reagent is used to test for the presence of starch in a food substance?
  • A Anhydrous copper (II) sulphate
  • B Fehling’s solution
  • C Iodine solution
  • D Iron(III) oxide
  • E Million’s reagent
View Answer & Explanation
Question 4425:
The incomplete breakdown of glucose into alcohol, carbon dioxide and energy is referred to as ____________
  • A Decay
  • B Digestion
  • C Fermentation
  • D Oxidation
  • E Respiration
View Answer & Explanation