2024Pearson
Edexcel AS
Level GCEIn January 1
Biology A
Salters Nuffield
(8BN0)Paper 01:
Lifestyle,
2024
Transport,
Genes and
Health
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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
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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,
• Answer
centre number and candidate number.
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
• Inanswer
– use this as a guide as to how much time to spend on each question.
questions marked with an asterisk (*), marks will be awarded for your ability to structure your
logically, showing how the points that you make are related orfollow on from each other
where appropriate.
Advice
• Read
• Try
each question carefully before you start to answer it.
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
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
DO NOT WRITE IN THIS AREA
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 Qand R
contract
• structure R receives blood from the pulmonary vein
• when the cardiac muscle walls of P and S undergo diastole, blood leavesthe
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
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