Extinction and Mass Extinctions
Biology ⇒ Evolution and Diversity
Extinction and Mass Extinctions starts at 9 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Extinction and Mass Extinctions.
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See sample questions for grade 9
Describe how pollution can contribute to extinction.
Describe one way climate change can lead to extinction.
Describe one way habitat destruction can cause extinction.
Describe what is meant by the 'background extinction rate'.
Explain how invasive species can contribute to the extinction of native species.
Explain how overhunting can lead to extinction.
Explain the difference between background extinction and mass extinction.
Explain why biodiversity is important for ecosystems.
Explain why some species are more vulnerable to extinction than others.
Name one human activity that can lead to species extinction.
What is extinction in biological terms?
