DP Biology (last assessment 2024)

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Question 23M.1.SL.TZ1.24

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Date May 2023 Marks available [Maximum mark: 1] Reference code 23M.1.SL.TZ1.24
Level SL Paper 1 Time zone TZ1
Command term Question number 24 Adapted from N/A
24.
[Maximum mark: 1]
23M.1.SL.TZ1.24

What occurs in the human small intestine during digestion?


A.  Cellulose is digested to maltose.

B.  Starch is digested to amylose and amylopectin.

C.  Lipids are digested by amylase.

D.  Proteins are digested by endopeptidases.

[1]

Markscheme

D

Examiners report

This was another common question with the HL paper, where it was question 19. Interestingly the percentage of candidates answering correctly was higher at SL, but it was still only about 30% and the discrimination index was quite low. Further comments are given in the HL report.

Syllabus sections