Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
Friday 9 June 2023
Afternoon (Time: 1 hour 10 minutes) Paper
reference 1SC0/2BF
Combined Science ⬟⬟
PAPER 4
Foundation Tier
You must have: Total Marks
Ruler, calculator
Pearson Edexcel Level 1/Level 2 GCSE (9–1) Combined Science PAPER 4 Foundation Tier question paper June 2023
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 60.
The marks for each question are shown in brackets
• Instructure
– 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
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.
• your answers if you have time at the end.
Check
Turn over
P72560A
©2023 Pearson Education Ltd.
N: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 Figure 1 shows a bird called an egret on the back of a buffalo.
(Source: © Jaromir Chalabala/Shutterstock)
DO NOT WRITE IN THIS AREA
Figure 1
(a) (i) The egret eats parasites that live on the skin of the buffalo.
Which term describes this relationship, where the buffalo and the egret
both benefit?
(1)
A eutrophication
B mutualism
C indigenous
D biodiverse
(ii) The buffalo is part of the carbon cycle.
Use words from the box to complete the sentences.
DO NOT WRITE IN THIS AREA
clean decompose energy
fertilise glucose water
(2)
The buffalo gains carbon from the ...............................in the plants that
it eats.
Bacteria will ................................ the waste from the buffalo.
2
🞍🞍🞍🞍
, (iii) Figure 2 shows part of the carbon cycle.
Draw and label an arrow on Figure 2 to show the process plants use to make
DO NOT WRITE IN THIS AREA
glucose from carbon dioxide.
(2)
carbon dioxide in the
atmosphere
eaten by
plants buffalo
decomposers
Figure 2
DO NOT WRITE IN THIS AREA
(b) Enzymes are used to digest proteins.
Figure 3 shows an enzyme and a protein.
part of protein
enzyme
active site
Figure 3
Explain how boiling the enzyme stops the protein being digested.
(2)
DO NOT WRITE IN THIS AREA
. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . . . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . .. . .. . ... . . .. . .. . .. .
. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . . . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . .. . .. . ... . . .. . .. . .. .
. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . . . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . . . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . .. . .. . ... . . .. . .. . .. .
. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . . . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . .. . .. . ... . . .. . .. . .. .
(Total for Question 1 = 7 marks)
3
🞍🞍🞍🞍 Turn over
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
Friday 9 June 2023
Afternoon (Time: 1 hour 10 minutes) Paper
reference 1SC0/2BF
Combined Science ⬟⬟
PAPER 4
Foundation Tier
You must have: Total Marks
Ruler, calculator
Pearson Edexcel Level 1/Level 2 GCSE (9–1) Combined Science PAPER 4 Foundation Tier question paper June 2023
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 60.
The marks for each question are shown in brackets
• Instructure
– 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
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.
• your answers if you have time at the end.
Check
Turn over
P72560A
©2023 Pearson Education Ltd.
N: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 Figure 1 shows a bird called an egret on the back of a buffalo.
(Source: © Jaromir Chalabala/Shutterstock)
DO NOT WRITE IN THIS AREA
Figure 1
(a) (i) The egret eats parasites that live on the skin of the buffalo.
Which term describes this relationship, where the buffalo and the egret
both benefit?
(1)
A eutrophication
B mutualism
C indigenous
D biodiverse
(ii) The buffalo is part of the carbon cycle.
Use words from the box to complete the sentences.
DO NOT WRITE IN THIS AREA
clean decompose energy
fertilise glucose water
(2)
The buffalo gains carbon from the ...............................in the plants that
it eats.
Bacteria will ................................ the waste from the buffalo.
2
🞍🞍🞍🞍
, (iii) Figure 2 shows part of the carbon cycle.
Draw and label an arrow on Figure 2 to show the process plants use to make
DO NOT WRITE IN THIS AREA
glucose from carbon dioxide.
(2)
carbon dioxide in the
atmosphere
eaten by
plants buffalo
decomposers
Figure 2
DO NOT WRITE IN THIS AREA
(b) Enzymes are used to digest proteins.
Figure 3 shows an enzyme and a protein.
part of protein
enzyme
active site
Figure 3
Explain how boiling the enzyme stops the protein being digested.
(2)
DO NOT WRITE IN THIS AREA
. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . . . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . .. . .. . ... . . .. . .. . .. .
. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . . . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . .. . .. . ... . . .. . .. . .. .
. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . . . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . . . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . .. . .. . ... . . .. . .. . .. .
. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . . . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .. . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . .. . .. . ... . . .. . .. . .. .
(Total for Question 1 = 7 marks)
3
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