DP Biology (first assessment 2025)

Test builder »

Question 21M.1A.SL.TZ2.21

Select a Test
Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1A.SL.TZ2.21
Level SL Paper 1A Time zone TZ2
Command term Question number 21 Adapted from N/A
21.
[Maximum mark: 1]
21M.1A.SL.TZ2.21

Which evolutionary pathway is most likely to result in the evolution of analogous structures in Species W and Z?

[1]

Markscheme

C

Examiners report

This question performed well in terms both in terms of difficulty and having the highest discrimination on the paper.

Syllabus sections