Science (Biology) 1SC0/2BF PAPER 2. With Marking
Scheme Merged.
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
Friday 7 June 2024
reference 1SC0/2BF
Afternoon (Time: 1 hour 10 minutes) Paper
Combined Science
PAPER 4
Foundation Tier
You must have: Total Marks
Ruler, calculator
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
• – use this as a guide as to how much time to spend on each question.
In questions marked with an asterisk (*), marks will be awarded for your
ability to structure your answer logically, showing how 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.
• Check your answers if you have time at the end.
Turn over
P75514A
©2024 Pearson Education Ltd.
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F: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
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answer, put a line through the box and then mark your new answer with a cross .
1 Scientists use microscopes to study cells.
Figure 1 shows a light microscope.
part S
part T
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Figure 1
(a) Draw one straight line from each part of the microscope to its function.
(2)
part of microscope function
to stain the cells
part S to focus the image so that it is clear
to magnify the image
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part T
to hold the slide in place
to provide light to see the image
2
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, (b) Figure 2 shows two photographs of bacteria.
Photograph A was taken through a light microscope.
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Photograph B was taken using an electron microscope.
Photograph A Photograph B
X
Figure 2
(i) Draw, in the box, the bacterial cell labelled X.
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Label one part of the bacterial cell on your diagram.
(3)
(ii) State one advantage of using a light microscope and one advantage of
using an electron microscope to study these bacterial cells.
(2)
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A light microscope ................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
....................................................................................................................................................................................................................................................................................
An electron microscope ...................................................................................................................................................................................................................
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(Total for Question 1 = 7 marks)
3
,
*P75514A0320* Turn over