Igcse Model Questions Vol1 2019 Biology Question 3
Practice objective / multiple choice question 3 from the 2019 Igcse Model Questions Vol1 Biology examination.
A freshwater fish weighs 200 g. It loses water by osmosis at a rate of \(0.2\ \text{mL h}^{-1}\) per gram of body mass and simultaneously gains water through active ion uptake at a rate of \(0.05\ \text{mL h}^{-1}\) per gram. Over a period of 5 hours, what is the net change in the fish's water content (in millilitres)?
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This is Igcse Model Questions Vol1 2019 Biology Question 3. It is one of the objective questions from the 2019 Igcse Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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