Practice Ecosystems (4) - Theme D: Continuity and Change - IB 12 Sciences Biology
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Ecosystems

Practice - Ecosystems

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is natural selection?

💡 Hint: Think about survival based on advantageous traits.

Question 2 Easy

Define ecological succession.

💡 Hint: Consider what happens after a disturbance in an ecosystem.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is defined as the process where advantageous traits prevail?

Adaptation
Natural Selection
Ecological Change

💡 Hint: This process is often referred to as the survival of the fittest.

Question 2

True or False: Secondary succession occurs in lifeless areas after volcanic eruptions.

True
False

💡 Hint: Think of an ecosystem with some initial life after a disturbance.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Analyze how alterations in precipitation patterns due to climate change could influence natural selection in a specific species.

💡 Hint: Consider the impact of food sources on survival.

Challenge 2 Hard

Illustrate the impact of human-induced changes on the process of ecological succession and provide an example.

💡 Hint: Think about how a once thriving ecosystem changes with human intervention.

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Reference links

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