DP Biology (last assessment 2024)

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Question 21M.2.HL.TZ2.a

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Date May 2021 Marks available [Maximum mark: 2] Reference code 21M.2.HL.TZ2.a
Level HL Paper 2 Time zone TZ2
Command term Label Question number a Adapted from N/A
a.
[Maximum mark: 2]
21M.2.HL.TZ2.a

A broad bean is the seed of a species, Vicia faba, in the Fabaceae, a family of flowering plants. This family contains many species that are used as sources of food.

On the diagram, label the testa and the radicle.

[2]

Markscheme

a. testa labelled ✔

b. radicle labelled ✔ (must point to the bottom half of the embryo or the tip).

Examiners report

Many candidates did not correctly label the testa and in many cases the radicle was labelled too high up, pointing at the hypocotyl.

Syllabus sections