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Date November 2017 Marks available 1 Reference code 17N.1.SL.tz0.11
Level Standard Level Paper Paper 1 Time zone time zone 0
Command term What Question number 11 Adapted from N/A

Question

What is the composition of the triacylglycerol molecule?

A. Three glycerol molecules and one fatty acid

B. Three glycerol molecules and three fatty acids

C. One glycerol molecule and two fatty acids

D. One glycerol molecule and three fatty acids

Markscheme

D

Examiners report

A mid-difficulty question with a good discrimination index and A as the main distractor.

Syllabus sections

Topic 3: Energy systems » 3.1. Nutrition » 3.1.6. State the composition of a molecule of triacylglycerol.
Topic 3: Energy systems » 3.1. Nutrition
Topic 3: Energy systems

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