◈ Oracle PrepSign Up Free
O-LevelBiologyRespiration5090/11 · May/June 2018 · Q161 Mark

Which word equation describes the respiration that occurs in an athlete's muscle cells before the start of a race?

Acarbon dioxide + water → glucose + oxygen
Bglucose → alcohol + carbon dioxide
Cglucose → lactic acid
Doxygen + glucose → carbon dioxide + water

✓ Correct answer

D: oxygen + glucose → carbon dioxide + water

Practise more questions on this topic

Oracle Prep sorts past-paper questions by topic, so you can drill Respiration and see which topics are most likely to come up next.

Sign up free →

About this question

Topic
Respiration, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, May/June 2018 Paper 1 Variant 1, question 16.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

Related Biology questions

RespirationMay/June 20111m

Which process does not depend on respiration?

RespirationMay/June 20121m

What is the equation for anaerobic respiration in yeast?

RespirationMay/June 20121m

Which process does not require energy?

Transport in PlantsMay/June 20141m

Which effects will an increase in temperature and an increase in humidity have on the transpiration rate of a plant?

Transport in HumansMay/June 20141m

Which sequence shows the shortest route taken by blood travelling from a leg to an arm in the human body?

Coordination & ResponseMay/June 20141m

Which process occurs in a kidney dialysis machine?

← Browse all past-paper questions

© 2026 Oracle Prep