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Summer 2024 Pearson Edexcel Advanced Level GCE In Biology B (9BI0) Paper 1: Advanced Biochemistry, Microbiology and Genetics actual question paper and marking scheme merged

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Summer 2024 Pearson Edexcel Advanced Level GCE In Biology B (9BI0) Paper 1: Advanced Biochemistry, Microbiology and Genetics actual question paper and marking scheme merged

Institution
Pearson Edexcel
Course
Pearson edexcel

Content preview

Summer
2024Pearson
Edexcel
Advanced
Level GCEIn
Biology B
(9BI0)Paper 1:
Advanced
[Type the document subtitle]
Biochemistry,
Microbiology




[Type the author name]

, Please check the examination details below before entering your candidate information

Candidate surname Other names


Centre Number Candidate Number




Pearson Edexcel Level 3 GCE
Wednesday 5 June 2024
Paper
Afternoon (Time: 1 hour 45 minutes)
reference 9BI0/01
Biology B � �


Advanced
PAPER 1: Advanced Biochemistry, Microbiology and
Genetics

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.
Answer the questions in the spaces provided
– there may be more space than you need.

Information

•• The total mark for this paper is 90.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Inyourquestion(s) 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
• Check your
each question carefully before you start to answer it.
Try to answer every question.
• answers if you have time at the end.


Turn over

, Answer ALL questions.

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 Blood is pumped around the body in blood vessels to supply cells with nutrientsand
oxygen.

(a) Which box in each row of the table shows where endothelial cells and valvesare
found?
(2)

Type of blood vessel
Features of blood
vessels both capillaries capillaries neither capillariesnor
veins only
and veins only veins

Endothelial cells

Valves




DO NOT WRITE IN THIS AREA
(b) Nutrients and oxygen pass into cells from tissue fluid.

Explain how tissue fluid is formed.
(2)

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(Total for Question 1 = 4 marks)




2

����

, 2 Glucose is a monosaccharide that is found in sucrose, amylose and amylopectin.

(a) Sucrose is made from glucose and one other molecule.
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Which row of the table gives the name of this molecule and the type of reactionthat
joins the two molecules together?

(1)
Name of molecules Type of reaction
A fructose condensation
B fructose hydrolysis

C galactose condensation

D galactose hydrolysis


(b) Compare and contrast the structure of amylose and amylopectin.
(3)
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(Total for Question 2 = 4 marks)




3


���� Turn over

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