Exam (elaborations)
Edexcel A Level Biology A Salters Nuttfield May-June 2024 Question Paper 2 (9bn0-02)
- Module
- Science
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- PEARSON (PEARSON)
Edexcel A Level Biology A Salters Nuttfield May-June 2024 Question Paper 2 (9bn0-02)
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, Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
Friday 14 June 2024
Morning (Time: 2 hours) Paper
reference 9BN0/02
Biology A (Salters Nuffield)
Advanced
PAPER 2: Energy, Exercise and Coordination
You must have: Total Marks
Scientific calculator, pencil, ruler
Instructions
• Use black ink or ball-point pen.
• Fill in the boxes at the top of this page with your name,
centre number and candidate number.
• Answer all questions.
• Show your working in any calculation questions and include units in your
answer where appropriate.
• Answer the questions in the spaces provided
– there may be more space than you need.
Information
• The total mark for this paper is 100.
• The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• You may use a scientific calculator.
• structure yourmarked
In question(s) with an asterisk (*), marks will be awarded for your ability to
answer logically showing how the points that you make are related or
follow on from each other where appropriate.
Advice
• Read each question carefully before you start to answer it.
• Try to answer every question.
• Check your answers if you have time at the end. Turn over
P74457RA
©2024 Pearson Education Ltd.
F:1/1/1/1/1/1/
*P74457RA0132*
, Answer ALL questions. Write your answers in the spaces provided.
Some questions must be answered with a cross in a box . If you change your mind about an
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
answer, put a line through the box and then mark your new answer with a cross .
1 Cells in the human brain use glucose as a respiratory substrate.
(a) The diagram represents a glucose molecule.
The letters P–V represent atoms or groups in the glucose molecule used as a
respiratory substrate.
P
Q R
V S
U T
(i) Which atom does R represent?
(1)
A carbon
B hydrogen
C nitrogen
D oxygen
(ii) Which group does P represent?
(1)
A CH2OH
B CH3
C COOH
D OH
2
*P74457RA0232*
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