Survival & Response (AQA A-Level Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is a stimulus?
What is a stimulus?
A detectable environmental change
What is the correct order of the response pathway?
What is the correct order of the response pathway?
Stimulus→Receptor→Coordinator→Effector
What is a taxis?
What is a taxis?
Directional movement response
Why do single-celled algae show positive phototaxis?
Why do single-celled algae show positive phototaxis?
They need light for photosynthesis
What characterises a kinesis response?
What characterises a kinesis response?
Non-directional movement changes
How do woodlice respond in dry conditions?
How do woodlice respond in dry conditions?
Increase speed and turning frequency
How does the nervous system differ from hormonal coordination?
How does the nervous system differ from hormonal coordination?
Nervous uses rapid electrical signals
What type of phototropism do plant shoots typically show?
What type of phototropism do plant shoots typically show?
Positive phototropism
Why do plant roots show positive gravitropism?
Why do plant roots show positive gravitropism?
To access water and minerals in soil
Why is negative phototaxis beneficial for earthworms?
Why is negative phototaxis beneficial for earthworms?
Conserve moisture and avoid predators