This document contains the AQA A-Level Biology Paper 1 from the 2024 exam series, get yours now to prepare for mocks and revision.
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A-level
BIOLOGY
Paper 1
Wednesday 5 June 2024 Afternoon Time allowed: 2 hours
Materials
For Examiner’s Use
For this paper you must have:
• 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.
5
• You must answer the questions in the spaces provided. Do not write
outside the box around each page or on blank pages. 6
• If you need extra space for your answer(s), use the lined pages at the end of 7
this book. Write the question number against your answer(s).
8
• Show all your working.
• Do all rough work in this book. Cross through any work you do not want 9
to be marked. 10
TOTAL
Information
• The marks for the questions are shown in brackets.
• The maximum mark for this paper is 91.
IB/M/Jun24/G4006/E11 7402/1
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 . 1 Figure 1 shows the structure of a fatty acid molecule and the structure of a glycerol
molecule.
Figure 1
On Figure 1, draw a circle around the part of the fatty acid molecule and the part of
the glycerol molecule that is removed to form a bond in a triglyceride molecule.
Name the bond formed between a fatty acid and glycerol in a triglyceride molecule.
Name the reaction involved in forming a bond between a fatty acid and glycerol in a
triglyceride molecule.
[3 marks]
Bond
Reaction
IB/M/Jun24/7402/1
, 3
Do not write
outside the
Table 1 shows information about three fatty acids. box
Table 1
0 1 . 2 Name the fatty acid shown in Table 1 that is a saturated fatty acid.
[1 mark]
0 1 . 3 The melting point is the temperature at which a solid changes state to be a liquid.
Use Table 1 to describe the relationship between fatty acid structure and fatty acid
melting point.
[1 mark]
Question 1 continues on the next page
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IB/M/Jun24/7402/1
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