Practice IB Environmental systems and societies (ESS) Topic 2.5 Zonation, Succession and Change in Ecosystems with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for 2.5 Zonation, Succession and Change in Ecosystems and mirrors Paper 1, 2 style where relevant.

Get instant solutions, detailed explanations, and build confidence with questions aligned to IB examiner expectations.

Paper

Level

Difficulty

Question

SL & HLPaper 2Standard

View answer

(a)

how you would measure the impact of pollution on a freshwater ecosystem.

[4]

Sign up to write and grade your answer

Question

SL & HLPaper 2

(a)

[4]

SL & HLPaper 2

(a)

[4]

SL & HLPaper 1

(a)

[2]

(b)

[2]

SL & HLPaper 2

(a)

[3]

1

2

View answer

Sign up to write and grade your answer

Question

View answer

Sign up to write and grade your answer

Question

View answer

Sign up to write and grade your answer

Question

View answer

Sign up to write and grade your answer

Explore questions with a free account

Sign up for a free account to keep practicing.

Sign up - it's free

Log in

Explain how abiotic factors can be measured in an ecosystem investigation.

Choose two factors and the measurement method for each.

two methods for estimating population size in an ecosystem.

Analyze the following diagram of a pond ecosystem:

(a) two distinct zones visible in the diagram.

(b) how one abiotic factor changes across these zones.

the importance of replication in ecological field studies.

3

4

5

13

IB Environmental systems and societies 2.5 Zonation, Succession and Change in Ecosystems Questionbank

IB Environmental systems and societies 2.5 Zonation, Succession and Change in Ecosystems Questionbank

IB Environmental systems and societies (ESS) Topic 2.5 Zonation, Succession and Change in Ecosystems Questionbank