Waec Model Questions Vol1 2018 Biology Question 23

Practice objective / multiple choice question 23 from the 2018 Waec Model Questions Vol1 Biology examination.

Waec Model Questions Vol1 2018 Biology Objective / Multiple Choice Hard Difficulty
Question 23 WAEC_MODEL_QUESTIONS_VOL1 • 2018 • BIOLOGY • objective

A bacterial culture starts with 2.0 × 10⁶ cells. After a total incubation time of 4.5 h, the population reaches 1.6 × 10⁷ cells. The first 30 min of the incubation is a lag phase during which no cell division occurs. Assuming exponential growth during the remaining period, calculate the generation (doubling) time in minutes.

Answer Options

A. 45 minutes
B. 120 minutes
C. 200 minutes
Correct Answer D. 80 minutes
Correct Answer
D
Correct Option:
80 minutes

About This Question

This is Waec Model Questions Vol1 2018 Biology Question 23. It is a objective / multiple choice question from the 2018 Waec Model Questions Vol1 Biology examination.

Difficulty level: Hard .

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