Neco Model Questions Vol1 2024 Biology Question 18

Practice objective / multiple choice question 18 from the 2024 Neco Model Questions Vol1 Biology examination.

Neco Model Questions Vol1 2024 Biology Objective / Multiple Choice Easy Difficulty

Question 18 NECO_MODEL_QUESTIONS_VOL1 • 2024 • BIOLOGY • objective

An animal cell is approximately spherical with a diameter of 12 µm. Using the formulas \(V = \frac{4}{3}\pi r^{3}\) for volume and \(A = 4\pi r^{2}\) for surface area, calculate the surface‑area‑to‑volume ratio (A/V) of the cell, expressing your answer in µm\(^{-1}\).

Answer Options

Correct Answer A. 0.5 µm⁻¹

B. 0.4 µm⁻¹

C. 0.6 µm⁻¹

D. 0.33 µm⁻¹

Correct Answer

Correct Option:

0.5 µm⁻¹

About This Question

This is Neco Model Questions Vol1 2024 Biology Question 18. It is one of the objective questions from the 2024 Neco Model Questions Vol1 Biology examination.

Difficulty level: Easy .

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Neco Model Questions Vol1 2024 Biology Question 18

An animal cell is approximately spherical with a diameter of 12 µm. Using the formulas \(V = \frac{4}{3}\pi r^{3}\) for volume and \(A = 4\pi r^{2}\) for surface area, calculate the surface‑area‑to‑volume ratio (A/V) of the cell, expressing your answer in µm\(^{-1}\).

Answer Options

About This Question

Master the Exam!

An animal cell is approximately spherical with a diameter of 12 µm. Using the formulas \(V = \frac{4}{3}\pi r^{3}\) for volume and \(A = 4\pi r^{2}\) for surface area, calculate the surface‑area‑to‑volume ratio (A/V) of the cell, expressing your answer in µm\(^{-1}\).