DP Biology (first assessment 2025)

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Question 19M.2.SL.TZ2.16b

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Date May 2019 Marks available [Maximum mark: 2] Reference code 19M.2.SL.TZ2.16b
Level SL Paper 2 Time zone TZ2
Command term Outline Question number b Adapted from N/A
b.
[Maximum mark: 2]
19M.2.SL.TZ2.16b
(b)

Outline the effect of carrying capacity on the growth of a population.

[2]

Markscheme

a. carrying capacity is maximum population size/number of individuals that environment can support
OR
carrying capacity varies with abundance of limiting resources ✔

b. population growth slows/fluctuates as the carrying capacity of environment reached ✔

Examiners report

Most candidates had an idea about carrying capacity, but there was only one element in the outline of many.

Syllabus sections