Waec Model Questions Vol1 2018 Biology Question 16

Practice objective / multiple choice question 16 from the 2018 Waec Model Questions Vol1 Biology examination.

Waec Model Questions Vol1 2018 Biology Objective / Multiple Choice Medium Difficulty
Question 16 WAEC_MODEL_QUESTIONS_VOL1 • 2018 • BIOLOGY • objective

In a human, the hypothalamic set point for core temperature is unknown. When the core temperature (T_core) exceeds the set point, sweating begins at a rate (L/min) = 0.1 × (T_core - set_point). Each litre of sweat evaporated removes 0.6 °C from the core. A subject initially has T_core = 38 °C. After 5 minutes of exposure, the core temperature falls to 37 °C. Assuming the sweating rate remains constant during this interval, determine the hypothalamic set point (in °C) to one decimal place.

Answer Options

A. 33.9 °C
Correct Answer B. 34.7 °C
C. 36.1 °C
D. 35.2 °C
Correct Answer
B
Correct Option:
34.7 °C

About This Question

This is Waec Model Questions Vol1 2018 Biology Question 16. It is one of the objective questions from the 2018 Waec Model Questions Vol1 Biology examination.

Difficulty level: Medium .

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