Home / iGCSE Biology (0610)-12.3 Anaerobic respiration – iGCSE Style Questions Paper 1

iGCSE Biology (0610)-12.3 Anaerobic respiration – iGCSE Style Questions Paper 1

Question

What is the word equation for anaerobic respiration in yeast?
(A)  glucose → alcohol + carbon dioxide
(B)  glucose → alcohol
(C)  glucose → lactic acid + carbon dioxide
(D) glucose → lactic acid

▶️Answer/Explanation

Ans: A

Question

Which statement explains the increased risk of having an accident after consuming excessive alcohol?
(A)) Alcohol can be addictive.
(B) Alcohol increases self-control.
(C) Alcohol increases reaction time.
(D) Alcohol decreases reaction time.

▶️Answer/Explanation

Ans: C

Question

Which row shows the products of anaerobic respiration in humans and yeast?

▶️Answer/Explanation

Ans : B

Question

What is the word equation for anaerobic respiration in muscle cells?
(A)  glucose + oxygen →  lactic acid
(B)  glucose → carbon dioxide
(C)  glucose + carbon dioxide → alcohol
(D)  glucose → lactic acid

▶️Answer/Explanation

Ans: D

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