Neco Model Questions Vol1 2025 Biology Question 18
Practice objective / multiple choice question 18 from the 2025 Neco Model Questions Vol1 Biology examination.
A desert plant has a leaf surface area of \(30\,\text{cm}^2\) and a stomatal density of \(200\) stomata per \(\text{mm}^2\). Each open stomata loses \(0.05\,\mu\text{L}\) of water per hour. During peak heat the plant can close 80\% of its stomata. Calculate the reduction in water loss per hour (in \(\text{mL}\)) compared with fully open leaves.
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This is Neco Model Questions Vol1 2025 Biology Question 18. It is one of the objective questions from the 2025 Neco Model Questions Vol1 Biology examination.
Difficulty level: Hard .
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