AQA GCSE Combined Science: Trilogy Biology Paper 1 (Higher), 2018
Every question from AQA GCSE Combined Science: Trilogy Biology Paper 1 (Higher), 2018: 6 questions, 70 marks, each with its mark scheme and topic.
- Question 1 9 marks
Answer a set of short questions about cell structures, identifying parts of a plant cell, adjusting a light microscope for clearer images, and calculating magnification from a biological drawing.
Biology · Required Practicals · B1: Cell Biology · Biology Required Practicals
- Question 2 11 marks
Explain what a non-communicable disease is, how coronary heart disease can cause a heart attack, and how lifestyle and medical risk factors increase the chance of developing CHD.
Biology · B2: Organisation · B3: Infection and Response
- Question 3 14 marks
Answer a series of questions about photosynthesis, including the balanced equation, reaction type, improving a pondweed practical, explaining temperature control, using the inverse square law, predicting bubble counts, and modifying the method to test carbon dioxide concentration.
Biology · Required Practicals · B4: Bioenergetics · Biology Required Practicals
- Question 4 11 marks
Investigate how different sugar solution concentrations affect the mass of carrot pieces and use the results to plot a graph, estimate the internal cell concentration, and explain the changes using osmosis.
Biology · Required Practicals · B1: Cell Biology · Biology Required Practicals
- Question 5 11 marks
Answer questions about measles using a table and graph, including under-reporting, percentage decrease in cases, herd immunity, and differences in antibody production after vaccination and later exposure to the virus.
Biology · B3: Infection and Response
- Question 6 14 marks
Answer a series of questions about stem cells, the cell cycle and therapeutic cloning, including recall, explanation and calculations from a cell cycle diagram.
Biology · B1: Cell Biology · B6: Inheritance, Variation and Evolution