Igcse Model Questions Vol1 2019 Biology Question 15
Practice objective / multiple choice question 15 from the 2019 Igcse Model Questions Vol1 Biology examination.
A plant loses water through transpiration at a rate of \(5\) mL per hour per leaf. The plant has \(120\) leaves. The xylem can transport water at a maximum rate of \(0.8\) mL per minute per mm\(^2\) of cross‑sectional area. What is the minimum total cross‑sectional area of xylem (in mm\(^2\)) required to replace the water lost in one hour?
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This is Igcse Model Questions Vol1 2019 Biology Question 15. It is one of the objective questions from the 2019 Igcse Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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