AQA GCSE Biology Biology Paper 1 (Higher), June 2023
Every question from AQA GCSE Biology Biology Paper 1 (Higher), June 2023 (8461): 6 questions, 100 marks, each with its mark scheme and topic.
- Question 1 13 marks
Answer questions on plant tissues, drug discovery from plants, reasons for clinical trials, and calculate the mass of an extracted chemical from leaves with chlorosis.
Biology · B1: Cell Biology · B2: Organisation · B3: Infection and Response
- Question 2 19 marks
Identify heart chambers and pacemaker location, compare blood vessel structures, graph and analyze coronary blockage data, and explain the effects and treatments of coronary heart disease.
Biology · B2: Organisation · B4: Bioenergetics
- Question 3 17 marks
Explain how Salmonella vaccination prevents outbreaks, interpret antibiotic inhibition zones using aseptic techniques, and explain bacterial lysis via osmosis.
Biology · Required Practicals · B3: Infection and Response · Required Practicals · B1: Cell Biology
- Question 4 21 marks
Explain the effects of anaerobic respiration, design an investigation into exercise and heart rate, and describe the production and use of monoclonal antibodies to detect anabolic steroids in urine.
Biology · B3: Infection and Response · B4: Bioenergetics
- Question 5 15 marks
Explain the features of the malarial protist, compare sexual and asexual reproduction, describe mitosis, and interpret data on malaria interaction with another disorder.
Biology · B1: Cell Biology · B2: Organisation · B3: Infection and Response · B4: Bioenergetics · B6: Inheritance, Variation and Evolution
- Question 6 15 marks
Complete the equation, analyze photosynthesis rate against light intensity and wavelength, and evaluate a practical investigating the effect of light colour on photosynthesis.
Biology · Required Practicals · B4: Bioenergetics · Required Practicals