e
nc
ie
Sc
Please check the examination details below before entering your candidate information
ed
Candidate surname Other names
in
mb
Co
Centre Number Candidate Number
SE
GC
l
22 ce
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
20 dex
E
Paper
Time 1 hour 10 minutes
reference 1SC0/2BF
Combined Science
PAPER 4
Foundation Tier
You must have: Total Marks
Calculator, ruler
Instructions
• Fill
Use black ink or ball-point pen.
• centrein the boxes at the top of this page with your name,
number and candidate number.
• Answer allthequestions.
Answer
• – there may questions in the spaces provided
be more space than you need.
• Any diagrams maybeNOT
Calculators may used.
• You must show all yourbeworking
accurately drawn, unless otherwise indicated.
• end of your solution. out with your answer clearly identified at the
Information
• The total mark for this paper is 60.
• – usemarks
The for each question are shown in brackets
this as a guide as to how much time to spend on each question.
• structure yourmarked
In questions with an asterisk (*), marks will be awarded for your ability to
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
*P69477A0120*
P69477A
©2022 Pearson Education Ltd.
Q:1/e2
, e
nc
ie
Sc
ed
Answer ALL questions. Write your answers in the spaces provided.
in
mb
Co
Some questions must be answered with a cross in a box . If you change your mind about an
SE
answer, put a line through the box and then mark your new answer with a cross .
GC
l
1 (a) Figure 1 shows part of the carbon cycle.
22 ce
20 dex
E
carbon dioxide in the
atmosphere
plants animals
decomposers
Figure 1
(i) Name the process that transfers carbon from plants to animals.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(ii) Use words from the box to complete the sentences.
(2)
digestion translocation osmosis
photosynthesis respiration transpiration
Plants use carbon dioxide from the atmosphere for ....................................................................
Animals release carbon dioxide and energy during ....................................................................
2
*P69477A0220*
, e
nc
ie
Sc
ed
(iii) Which of these can be a decomposer?
in
mb (1)
Co
A mammal
SE
B producer
GC
l
22 ce
C microorganism
20 dex
D tree
E
(b) The water cycle is the movement of water through an ecosystem.
Which process is used to obtain freshwater from seawater?
(1)
A excretion
B precipitation
C sterilisation
D desalination
(c) Water from rivers can be filtered and then treated with chemicals to make it
suitable for drinking.
(i) Give one reason why water is filtered.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(ii) Give one reason why water is treated with chemicals.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(Total for Question 1 = 7 marks)
*P69477A0320*
3
Turn over
nc
ie
Sc
Please check the examination details below before entering your candidate information
ed
Candidate surname Other names
in
mb
Co
Centre Number Candidate Number
SE
GC
l
22 ce
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
20 dex
E
Paper
Time 1 hour 10 minutes
reference 1SC0/2BF
Combined Science
PAPER 4
Foundation Tier
You must have: Total Marks
Calculator, ruler
Instructions
• Fill
Use black ink or ball-point pen.
• centrein the boxes at the top of this page with your name,
number and candidate number.
• Answer allthequestions.
Answer
• – there may questions in the spaces provided
be more space than you need.
• Any diagrams maybeNOT
Calculators may used.
• You must show all yourbeworking
accurately drawn, unless otherwise indicated.
• end of your solution. out with your answer clearly identified at the
Information
• The total mark for this paper is 60.
• – usemarks
The for each question are shown in brackets
this as a guide as to how much time to spend on each question.
• structure yourmarked
In questions with an asterisk (*), marks will be awarded for your ability to
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
*P69477A0120*
P69477A
©2022 Pearson Education Ltd.
Q:1/e2
, e
nc
ie
Sc
ed
Answer ALL questions. Write your answers in the spaces provided.
in
mb
Co
Some questions must be answered with a cross in a box . If you change your mind about an
SE
answer, put a line through the box and then mark your new answer with a cross .
GC
l
1 (a) Figure 1 shows part of the carbon cycle.
22 ce
20 dex
E
carbon dioxide in the
atmosphere
plants animals
decomposers
Figure 1
(i) Name the process that transfers carbon from plants to animals.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(ii) Use words from the box to complete the sentences.
(2)
digestion translocation osmosis
photosynthesis respiration transpiration
Plants use carbon dioxide from the atmosphere for ....................................................................
Animals release carbon dioxide and energy during ....................................................................
2
*P69477A0220*
, e
nc
ie
Sc
ed
(iii) Which of these can be a decomposer?
in
mb (1)
Co
A mammal
SE
B producer
GC
l
22 ce
C microorganism
20 dex
D tree
E
(b) The water cycle is the movement of water through an ecosystem.
Which process is used to obtain freshwater from seawater?
(1)
A excretion
B precipitation
C sterilisation
D desalination
(c) Water from rivers can be filtered and then treated with chemicals to make it
suitable for drinking.
(i) Give one reason why water is filtered.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(ii) Give one reason why water is treated with chemicals.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(Total for Question 1 = 7 marks)
*P69477A0320*
3
Turn over
