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Date November 2011 Marks available 2 Reference code 11N.3.sl.TZ0.F4
Level SL Paper 3 Time zone TZ0
Command term State Question number F4 Adapted from N/A

Question

Foods derived from genetically modified organisms were introduced in the early 1990s. State one benefit and one concern of consuming genetically modified foods.

Benefit:

Concern:

Markscheme

Benefit:

enhanced taste/flavour/quality/nutrients/vitamin A / longer shelf life / greater yield / greater resistance to pesticides/diseases;

Concern:

increased allergies / changed composition of balanced diet / unknown health consequences in food chain / risk of escape to wild population / lack of knowledge of potential consequences to ecosystem;

Examiners report

The benefit and concern of consuming genetically modified foods was answered very well by the vast majority of candidates, but there were cases with rather vague and journalistic responses.

Syllabus sections

Options » B: Biochemistry » B.8 Nucleic acids (HL only)
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