AQA 8461 GCSE Biology: Homeostasis & Response Odyssey
Question 1
Q1. Knowledge Recall (1 mark)
Define the term stimulus.
Question 2
Q2. Application (2 marks)
Describe the role of neurones in a reflex arc.
Question 3
Q3. Knowledge Recall (2 marks)
Name the two hormones involved in blood glucose regulation.
Question 4
Q4. Extended Response (3 marks)
Explain how the endocrine system contributes to maintaining a constant internal environment.
Question 5
Q5. Application (3 marks)
Discuss the importance of thermoregulation in humans.
Question 6
Q6. Knowledge Recall (1 mark)
Name the plant hormone responsible for seed germination.
Question 7
Q7. Extended Response (3 marks)
Describe the role of ADH in water regulation in the human body.
Question 8
Q8. Application (2 marks)
Explain how the sympathetic nervous system prepares the body for the "fight or flight" response.
Question 9
Q9. Knowledge Recall (2 marks)
Name the type of response where a stimulus triggers an immediate and automatic response that does not involve conscious thought.
Question 10
Q10. Extended Response (4 marks)
Discuss the concept of negative feedback and explain how it is used to maintain homeostasis.