DP Biology (last assessment 2024)

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Question 19M.3.HL.TZ1.6a

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Date May 2019 Marks available [Maximum mark: 2] Reference code 19M.3.HL.TZ1.6a
Level HL Paper 3 Time zone TZ1
Command term Identify Question number a Adapted from N/A
a.
[Maximum mark: 2]
19M.3.HL.TZ1.6a

The diagram shows the human ear.

[Source: Didier Descouens, https://commons.wikimedia.org/wiki/Category:Human_middle_ear#/media/File:Place-desosselets-
Schema.jpg, licensed under CC BY-SA 3.0]

(a)

Identify the structures labelled X and Y in the diagram.

[2]

Markscheme

a. X: pinna ✔ 

b. Y: auditory/cochlear/acoustic nerve ✔

Examiners report

Not many could identify X “pinna” and used less specific terms instead. More identified Y “auditory nerve” correctly.

Syllabus sections