.
2025 AQA GCSE BIOLOGY Higher Tier Paper 1H
Question Paper & Mark Scheme (Merged) May 2025 [VERIFIED]
IB/G/Jun25/G4006/E10 8461/1H
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 Measles is an infectious disease caused by a pathogen.
0 1 . 1 What type of pathogen causes measles?
[1 mark]
0 1 . 2 Give one way measles is spread from one person to another person.
[1 mark]
0 1 . 3 One symptom of measles is pain.
In adults, aspirin can be used to treat the pain.
Which plant did aspirin originate from?
[1 mark]
0 1 . 4 Give one other symptom of measles. Do
not refer to pain in your answer.
[1 mark]
IB/G/Jun25/8461/1H
, 3
Do not write
outside the
The spread of measles can be reduced by vaccination. box
0 1 . 5 Explain why vaccinating large numbers of children helps to reduce the spread of the measles
pathogen in the population.
[2 marks]
Question 1 continues on the next page
Turn over ►
IB/G/Jun25/8461/1H
, 4
Do not write
outside the
Figure 1 shows information about the severity of measles infection in vaccinated and box
unvaccinated children.
Figure 1
0 1 . 6 There were 240 children in the survey.
Calculate how many unvaccinated children had a severe measles infection.
Use Figure 1.
[3 marks]
Number of unvaccinated children =
IB/G/Jun25/8461/1H
2025 AQA GCSE BIOLOGY Higher Tier Paper 1H
Question Paper & Mark Scheme (Merged) May 2025 [VERIFIED]
IB/G/Jun25/G4006/E10 8461/1H
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 Measles is an infectious disease caused by a pathogen.
0 1 . 1 What type of pathogen causes measles?
[1 mark]
0 1 . 2 Give one way measles is spread from one person to another person.
[1 mark]
0 1 . 3 One symptom of measles is pain.
In adults, aspirin can be used to treat the pain.
Which plant did aspirin originate from?
[1 mark]
0 1 . 4 Give one other symptom of measles. Do
not refer to pain in your answer.
[1 mark]
IB/G/Jun25/8461/1H
, 3
Do not write
outside the
The spread of measles can be reduced by vaccination. box
0 1 . 5 Explain why vaccinating large numbers of children helps to reduce the spread of the measles
pathogen in the population.
[2 marks]
Question 1 continues on the next page
Turn over ►
IB/G/Jun25/8461/1H
, 4
Do not write
outside the
Figure 1 shows information about the severity of measles infection in vaccinated and box
unvaccinated children.
Figure 1
0 1 . 6 There were 240 children in the survey.
Calculate how many unvaccinated children had a severe measles infection.
Use Figure 1.
[3 marks]
Number of unvaccinated children =
IB/G/Jun25/8461/1H
