8461 GCSE Biology: Bioenergetics Bonanza
Question 1
Q1. Knowledge Recall (1 mark)
Define the term photosynthesis.
Question 2
Q2. Application of Knowledge (2 marks)
Explain why chlorophyll is essential for photosynthesis.
Question 3
Q3. Extended Response (3 marks)
Describe the role of glucose in cellular respiration.
Question 4
Q4. Knowledge Recall (1 mark)
Name the limiting factor that can affect photosynthesis in bright sunlight.
Question 5
Q5. Application of Knowledge (2 marks)
Explain how aerobic respiration differs from anaerobic respiration.
Question 6
Q6. Extended Response (3 marks)
Describe the process of fermentation in yeast.
Question 7
Q7. Knowledge Recall (1 mark)
What causes oxygen debt?
Question 8
Q8. Application of Knowledge (2 marks)
Explain how lactic acid is removed from muscle cells to reduce oxygen debt.
Question 9
Q9. Extended Response (3 marks)
Discuss the factors that determine the metabolic rate of an organism.
Question 10
Q10. Knowledge Recall (1 mark)
Define the term enzyme.