DP Chemistry (last assessment 2024)

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Question 18N.3.sl.TZ0.5b

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.3.sl.TZ0.5b
Level sl Paper 3 Time zone TZ0
Command term Suggest Question number b Adapted from N/A
b.
[Maximum mark: 1]
18N.3.sl.TZ0.5b

Dietary recommendations are made by scientists.

(b)

Suggest why it is advisable for those living in northerly or southerly latitudes (that is away from the equator) to take vitamin D supplements during the winter.

[1]

Markscheme

not enough sunlight/UV light «for synthesis of vitamin D in the skin» ✔

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