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Pearson Edexcel Level 3 GCE Biology A(Salters Nuffield) Advanced Subsidiary PAPER 1: Lifestyle, Transport, Genes and Health QP MAY 2024 $12.99   Add to cart
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Pearson Edexcel Level 3 GCE Biology A(Salters Nuffield) Advanced Subsidiary PAPER 1: Lifestyle, Transport, Genes and Health QP MAY 2024
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Pearson Edexcel Level 3 GCE Biology A(Salters Nuffield) Advanced Subsidiary PAPER 1: Lifestyle, Transport, Genes and Health QP MAY 2024

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  • September 28, 2024
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  • pearson edexcel level 3 gce biology asalters nuff

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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
Monday 13 May 2024
Paper
Morning (Time: 1 hour 30 minutes)
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

Pearson Edexcel Level 3 GCE Biology A(Salters Nuffield) Advanced Subsidiary PAPER 1: Lifestyle, Transport,
Genes and Health QP MAY 2024
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. – there may
• beAnswer the questions
more space in the spaces provided
than you need.
Information

•• The total mark for this paper is 80.
The marks for each question are shown in brackets

• Inyourquestions
– use this as a guide as to how much time to spend on each question.
marked with an asterisk (*), marks will be awarded for your ability to structure
answer logically, showing how the points that you make are related or follow 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


P74472A
©2024 Pearson Education Ltd.
F:1/1/1/1/1/1/1/

, 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 The diagram shows part of the internal structure of a human heart.




R




Q
S




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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 DO NOT WRITE IN THIS AREA
C two
D three


(ii) Complete the diagram to show the location of the semilunar valve in the
pulmonary artery.
(1)




2
■■■■

, (iii) Describe the role of this semilunar valve in the cardiac cycle.
(3)
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(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
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B endothelial cells

C epithelial cells
D smooth muscle cells
(Total for Question 1 = 7 marks)




3
■■■■ Turn over

, 2 The photograph shows red, white and pink snapdragon flowers. Plants
with genotype FRFR have flowers with red petals.




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Plants with genotype FWFW have flowers with white petals.




white flowers

pink flowers red flowers




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(Source: © Irina Kryvasheina/Alamy Stock Photo)

(a) Deduce why heterozygous snapdragon plants produce flowers with pink petals.
(3)

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