DP Biology (first assessment 2025)

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Question 22N.1A.SL.TZ0.22

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Date November 2022 Marks available [Maximum mark: 1] Reference code 22N.1A.SL.TZ0.22
Level SL Paper 1A Time zone TZ0
Command term Question number 22 Adapted from N/A
22.
[Maximum mark: 1]
22N.1A.SL.TZ0.22

The foxglove, Digitalis purpurea, was once classified in the figwort family. The figwort family has been reclassified and is now much smaller.

[Source: Shiva A., 2008 [image online] Available at: https://en.wikipedia.org/wiki/File:Purple_Foxglove_(Digitalis_
purpurea)_2008_02.jpg [Accessed 14 January 2023] CC BY SA 4.0.

Funhoff, D., 2017. Figwort (Scrophularia canina) flowers, Theisbergstegen, Pfalz, Germany. [image online]
Available at: https://www.naturepl.com/stock-photo/figwort-(scrophularia-canina)-flowers-theisbergstegen-pfalzgermany-june/search/detail-0_01550655.html [Accessed 28 October 2021].]

 

Why were species such as the foxglove moved into other families?

A.  The appearance was too dissimilar.

B.  The plants are found in different locations.

C.  The genera were different.

D.  The DNA sequences indicated different ancestry.

[1]

Markscheme

D