WAEC Biology 2020 Objective — Question 13
Question 13 of 50 from the West African Examinations Council (WAEC) Biology 2020 Objective paper, with the correct answer and a full explanation.
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The set-up measure comparatively the rate of
- A. evaporation from leaves on a single shoot under different conditions
- B. salt uptake by shoots from different plants
- C. transpiration of a single shoot of a plant under different experimental conditionsCorrect
- D. water uptake by roots of different plants
Explanation
The set-up is used to comparatively measure the rate of transpiration of a single shoot of a plant under different experimental conditions (e.g. varying humidity, light, wind).
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