Pearson Edexcel Level 3 GCE Biology A (Salters Nuffield) Advanced PAPER 2: Energy,
Exercise and Coordination QP JUNE 2024
[Author name] [Date] [Course title]
, 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
reference 9BN0/02
Morning (Time: 2 hours) Paper
Biology A (Salters Nuffield)
Advanced
PAPER 2: Energy, Exercise and Coordination
You must have: Total Marks
Scientific calculator, pencil, ruler
Pearson Edexcel Level 3 GCE Biology A (Salters Nuffield) Advanced PAPER 2: Energy, Exercise
and Coordination QP JUNE 2024
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.
• Inability
question(s) marked with an asterisk (*), marks will be awarded for your
to structure your 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 *P74457RA0132*
©2024 Pearson Education Ltd.
F:1/1/1/1/1/1/
, 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
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?
DO NOT WRITE IN THIS AREA
(1)
A carbon
B hydrogen
C nitrogen
D oxygen
(ii) Which group does P represent?
(1)
A CH2OH
B CH3
C COOH
D OH
DO NOT WRITE IN THIS AREA
2
*P74457RA0232*
, (b) PET, MRI and fMRI are methods for scanning the brain.
PET uses labelled glucose. This glucose can be detected so that PET can
DO NOT WRITE IN THIS AREA
be used to identify brain tumours.
(i) Describe the advantages of using PET and fMRI rather than MRI
scans to investigate a possible tumour in the brain.
(2)
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
DO NOT WRITE IN THIS AREA
(ii) The images show brain scans produced from two imaging techniques
other than PET.
Image 1 Image 2
DO NOT WRITE IN THIS AREA
(Source: ZEPHYR/SCIENCE PHOTO LIBRARY) (Source: ALFRED PASIEKA/SCIENCE PHOTO LIBRARY)
State how image 1 can be identified as being produced by CT and
image 2 by MRI.
(1)
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
3
*P74457RA0332*
Exercise and Coordination QP JUNE 2024
[Author name] [Date] [Course title]
, 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
reference 9BN0/02
Morning (Time: 2 hours) Paper
Biology A (Salters Nuffield)
Advanced
PAPER 2: Energy, Exercise and Coordination
You must have: Total Marks
Scientific calculator, pencil, ruler
Pearson Edexcel Level 3 GCE Biology A (Salters Nuffield) Advanced PAPER 2: Energy, Exercise
and Coordination QP JUNE 2024
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.
• Inability
question(s) marked with an asterisk (*), marks will be awarded for your
to structure your 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 *P74457RA0132*
©2024 Pearson Education Ltd.
F:1/1/1/1/1/1/
, 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
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?
DO NOT WRITE IN THIS AREA
(1)
A carbon
B hydrogen
C nitrogen
D oxygen
(ii) Which group does P represent?
(1)
A CH2OH
B CH3
C COOH
D OH
DO NOT WRITE IN THIS AREA
2
*P74457RA0232*
, (b) PET, MRI and fMRI are methods for scanning the brain.
PET uses labelled glucose. This glucose can be detected so that PET can
DO NOT WRITE IN THIS AREA
be used to identify brain tumours.
(i) Describe the advantages of using PET and fMRI rather than MRI
scans to investigate a possible tumour in the brain.
(2)
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
DO NOT WRITE IN THIS AREA
(ii) The images show brain scans produced from two imaging techniques
other than PET.
Image 1 Image 2
DO NOT WRITE IN THIS AREA
(Source: ZEPHYR/SCIENCE PHOTO LIBRARY) (Source: ALFRED PASIEKA/SCIENCE PHOTO LIBRARY)
State how image 1 can be identified as being produced by CT and
image 2 by MRI.
(1)
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
3
*P74457RA0332*
