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Official summer 2024 Pearson Edexcel AS Level GCE 8BN0/01 In Biology A Salters Nuffield (8BN0) Paper 01: Lifestyle, Transport, Genes and Health Merged Question Paper + Mark Scheme£6.19
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Official summer 2024 Pearson Edexcel AS Level GCE 8BN0/01 In Biology A Salters Nuffield (8BN0) Paper 01: Lifestyle, Transport, Genes and Health Merged Question Paper + Mark Scheme
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Module
Official summer 2024 Pearson Edexcel
Institution
Official Summer 2024 Pearson Edexcel
Official summer 2024
Pearson Edexcel
AS Level GCE 8BN0/01
In Biology A Salters Nuffield (8BN0)
Paper 01: Lifestyle, Transport, Genes and Health
Merged Question Paper + Mark Scheme
Pearson Edexcel
AS Level GCE
In Biology A Salters Nuffield (8BN0)
Paper 01: Lifestyle, Transport, Genes and Health
Merged Question Paper + Mark Scheme
Ace your Mocks!!!
, Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
Monday 13 May 2024
Morning (Time: 1 hour 30 minutes) Paper
reference 8BN0/01
Biology A (Salters Nuffield)
Advanced Subsidiary
PAPER 1: Lifestyle, Transport, Genes and Health
You must have: Total Marks
Scientific calculator, HB 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 all your working out in calculations and include units 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 80.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Instructure
questions marked with an asterisk (*), marks will be awarded for your ability to
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
, 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 The diagram shows part of the internal structure of a human heart.
R
Q
S
P
(a) (i) How many of the following statements about the human heart are correct?
• structures P and S fill with deoxygenated blood when structures Q
and R contract
• structure R receives blood from the pulmonary vein
• when the cardiac muscle walls of P and S undergo diastole, blood leaves
the heart and enters the aorta and pulmonary artery
(1)
A none
B one
C two
D three
(ii) Complete the diagram to show the location of the semilunar valve in the
pulmonary artery.
(1)
2
*P74472A0232*
, (iii) Describe the role of this semilunar valve in the cardiac cycle.
(3)
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
(b) The diagrams show a cross-section of an aorta and a vena cava.
aorta vena cava
(i) Complete the diagrams to show the relative sizes of the lumens.
(1)
(ii) Which of the following would be in contact with the blood in an undamaged
vena cava?
(1)
A collagen
B endothelial cells
C epithelial cells
D smooth muscle cells
(Total for Question 1 = 7 marks)
3
*P74472A0332* Turn over
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