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Question 19N.3.SL.TZ0.16c

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Date November 2019 Marks available [Maximum mark: 1] Reference code 19N.3.SL.TZ0.16c
Level SL Paper 3 Time zone TZ0
Command term State Question number c Adapted from N/A
c.
[Maximum mark: 1]
19N.3.SL.TZ0.16c

Three groups of human volunteers were given different amounts of almond nuts added to a controlled diet for a period of 68 days. During that period the amount of energy released in their feces was measured.

[Source: Janet A Novotny, Sarah K Gebauer, David J Baer, Discrepancy between the Atwater factor predicted and
empirically measured energy values of almonds in human diets, The American Journal of Clinical Nutrition,
Volume 96, Issue 2, August 2012, Pages 296–301, https://doi.org/10.3945/ajcn.112.035782]

(c)

State one material not produced by the human body that is egested from the digestive system.

[1]

Markscheme

cellulose/lignin/fibre ✔

Syllabus sections