| Date | May 2022 | Marks available | 1 | Reference code | 22M.1.SL.TZ2.8 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 8 | Adapted from | N/A |
Question
Lipids are more efficient energy stores than carbohydrates. What is a reason for this?
A. Lipids are bigger molecules than carbohydrates.
B. Lipids release more energy per gram than carbohydrates.
C. Lipids can be more easily mobilized than carbohydrates when needed.
D. Lipids can be used in aerobic and anaerobic respiration when needed.
Markscheme
B
Examiners report
[N/A]
Syllabus sections
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