WAEC Biology 2025 Theory — Question 16

Question 16 of 21 from the West African Examinations Council (WAEC) Biology 2025 Theory paper, with the correct answer and a full explanation.

5(a) State five effects of high temperature on organisms in their habitats.

Model answer

- Increased rate of water loss through evaporation - Heat stress leading to death - Altered reproductive cycles - Increased transpiration - Denaturation of enzymes - Disruption of metabolic processes (any five)

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