Waec Model Questions Vol1 2019 Biology Question 9
Practice objective / multiple choice question 9 from the 2019 Waec Model Questions Vol1 Biology examination.
A frog inhabiting a 35 °C environment can dissipate excess heat by evaporative cooling. Its skin surface area is 0.02 m² and the latent heat of vaporisation of water is 2.4×10⁶ J·kg⁻¹. Heat loss by radiation and convection is 5 W per °C above the frog's optimum body temperature of 25 °C. Calculate the minimum rate of water loss (in kg·s⁻¹) required for the frog to maintain its body temperature.
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About This Question
This is Waec Model Questions Vol1 2019 Biology Question 9. It is a objective / multiple choice question from the 2019 Waec Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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