Extinction (OCR GCSE Biology A, Combined (Gateway Science Suite)): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does extinction mean?
What does extinction mean?
An entire species has died out
How can environmental changes lead to extinction?
How can environmental changes lead to extinction?
Changes occur faster than adaptation
Why can new predators cause extinction?
Why can new predators cause extinction?
Species can't defend or escape them
What makes new diseases particularly devastating to a species?
What makes new diseases particularly devastating to a species?
Lack of genetic diversity
What type of competition can drive a species to extinction?
What type of competition can drive a species to extinction?
Competition for the same food source
What gives one species an advantage in competition?
What gives one species an advantage in competition?
Advantageous mutations
What is characteristic of catastrophic events causing extinction?
What is characteristic of catastrophic events causing extinction?
They can instantly wipe out species
Which are examples of catastrophic events?
Which are examples of catastrophic events?
Volcanic eruptions and tsunamis
What can cause habitat destruction?
What can cause habitat destruction?
Human activities or natural processes
When does habitat destruction lead to extinction?
When does habitat destruction lead to extinction?
When species can't migrate or adapt