Practice Ecosystems - 4 | Theme D: Continuity and Change | IB Grade-12 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is natural selection?

πŸ’‘ Hint: Think about survival based on advantageous traits.

Question 2

Easy

Define ecological succession.

πŸ’‘ Hint: Consider what happens after a disturbance in an ecosystem.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is defined as the process where advantageous traits prevail?

  • Adaptation
  • Natural Selection
  • Ecological Change

πŸ’‘ 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

πŸ’‘ Hint: Think of an ecosystem with some initial life after a disturbance.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

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

πŸ’‘ Hint: Consider the impact of food sources on survival.

Question 2

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

πŸ’‘ Hint: Think about how a once thriving ecosystem changes with human intervention.

Challenge and get performance evaluation