AQA GCSE Biology Biology Paper 1 (Higher), June 2022
Every question from AQA GCSE Biology Biology Paper 1 (Higher), June 2022 (8461): 7 questions, 100 marks, each with its mark scheme and topic.
- Question 1 17 marks
Identify cell structures and functions, and analyze a practical investigation into the effect of salt concentration on potato mass via osmosis.
Biology · Required Practicals · B1: Cell Biology · Required Practicals
- Question 2 12 marks
Identify cell structures in fungal cells, fungal diseases, calculate division frequency, identify protein digestion and food testing reagents, and evaluate the nutritional value of meat versus meat-free burgers.
Biology · Required Practicals · B1: Cell Biology · B2: Organisation · B3: Infection and Response · Required Practicals
- Question 3 14 marks
Assess risks, justify preparation steps, calculate the real length of an onion cell using magnification, and evaluate scientific drawings and electron microscopy.
Biology · Required Practicals · B1: Cell Biology · Required Practicals
- Question 4 14 marks
Identify plant defences, explain how mimicry aids hornet moth survival, explain why root damage may cause a tree to die, describe mitosis, and identify cell differentiation.
Biology · B1: Cell Biology · B2: Organisation · B3: Infection and Response · B4: Bioenergetics
- Question 5 10 marks
Explain plant transport mechanisms, factors affecting transpiration, and how stomatal width changes over time to optimize photosynthesis and reduce water loss.
Biology · B2: Organisation · B4: Bioenergetics
- Question 6 14 marks
Calculate surface area to volume ratio from standard form data and explain adaptations of organisms, gas exchange surfaces, and metabolic rates relating to size.
Biology · B1: Cell Biology · B2: Organisation · B4: Bioenergetics
- Question 7 19 marks
Explain the spread, epidemiology, vaccination, and monoclonal antibody prevention of HIV and AIDS.
Biology · B3: Infection and Response