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Living Systems and Environments · Term 4

Human Impact on Ecosystems

Students will investigate how human activities (e.g., pollution, deforestation) can positively and negatively affect ecosystems.

Key Questions

  1. Analyze how human actions can alter a natural habitat.
  2. Evaluate the positive and negative impacts of human development on local ecosystems.
  3. Explain how pollution can disrupt the balance of a food web.

Ontario Curriculum Expectations

3-LS4-4
Grade: Grade 3
Subject: Science
Unit: Living Systems and Environments
Period: Term 4

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