Do not write
AQA A LEVEL BIOLOGY PAPER 3 QUESTION PAPER AND outside the
WELL DEFINED MARKING SCHEME A-LEVEL BIOLOGY
/7402/3/ JUNE 2025
Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
A-level
BIOLOGY
Paper 3
Wednesday 25 June 2025 Morning Time allowed: 2 hours
Materials
For this paper you must have: For Examiner’s Use
a ruler with millimetre measurements
Question Mark
a scientific calculator.
1
Instructions 2
Use black ink or black ball-point pen. 3
Fill in the boxes at the top of this page.
4
Answer all questions in Section A.
Answer one question from Section B. 5
You must answer the questions in the spaces provided. Do not write 6
outside the box around each page or on blank pages.
7
If you need extra space for your answer(s), use the lined pages at the end of
this book. Write the question number against your answer(s). TOTAL
Show all your working.
Do all rough work in this book. Cross through any work you do not want
to be marked.
Information