Waec Model Questions Vol1 2017 Biology Question 5

Practice objective / multiple choice question 5 from the 2017 Waec Model Questions Vol1 Biology examination.

Waec Model Questions Vol1 2017 Biology Objective / Multiple Choice Medium Difficulty
Question 5 WAEC_MODEL_QUESTIONS_VOL1 • 2017 • BIOLOGY • objective

A simple reflex arc consists of a sensory neuron that conducts an impulse over 0.5 m at 50 m s⁻¹, a single synapse with a delay of 0.5 ms, and a motor neuron that conducts over 0.4 m at 60 m s⁻¹. What is the total time from stimulus to muscle contraction, expressed in milliseconds (rounded to one decimal place)?

Answer Options

A. 18.2
B. 17.7
C. 16.7
Correct Answer D. 17.2
Correct Answer
D
Correct Option:
17.2

About This Question

This is Waec Model Questions Vol1 2017 Biology Question 5. It is a objective / multiple choice question from the 2017 Waec Model Questions Vol1 Biology examination.

Difficulty level: Medium .

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