Pearson Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper 1 Higher Tier.pdf
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)
Tuesday 13 May 2025
Paper
Afternoon (Time: 1 hour 45 minutes)
reference 1BI0/1H
Biology
PAPER 1
Higher 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 100.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• structure
In 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.
•• Checkanswer
Try to every question.
your answers if you have time at the end.
Turn over
P78694RA
©2025 Pearson Education Ltd.
Y:1/1/1/1/1/1/1/1/1
*P78694RA0128*
Pearson Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper 1 Higher Tier.pdf
,Pearson Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper 1 Higher Tier.pdf
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 (a) Figure 1 shows a percentile chart for the height of boys from age 2 to age 16.
190 98th
90th
180 75th
50th
170 25th
10th
160 5th
150
140
height
in cm
130
DO NOT WRITE IN THIS AREA
120
110
100
90
80
2 4 6 8 10 12 14 16 18
age in years
Figure 1
(i) Which is the height of an 8-year-old boy on the 10th percentile?
DO NOT WRITE IN THIS AREA
(1)
A 118 cm
B 120 cm
C 128 cm
D 130 cm
2
*P78694RA0228*
Pearson Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper 1 Higher
Tier.pdf
, Pearson Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper 1 Higher Tier.pdf
(ii) The height of a 4-year-old boy was 94 cm.
Two years later, his height was 106 cm.
DO NOT WRITE IN THIS AREA
Using Figure 1, explain the conclusion that can be made about the growth of
this child.
(2)
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
(b) Fats are needed for energy.
(i) Describe how a sample of food can be tested to show that it contains fat.
(2)
DO NOT WRITE IN THIS AREA
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
(ii) Which is produced when fats are digested?
(1)
A amino acids
B fatty acids
C glucose
DO NOT WRITE IN THIS AREA
D starch
(c) State what calorimetry is used to measure.
(1)
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
(Total for Question 1 = 7 marks)
3
Pearson
Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel *P78694RA0328*
Turn
Tier.pdf GCSE Biology 1BI0 Paper over
1 Higher Tier.pdf
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper 1 Higher Tier.pdf
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)
Tuesday 13 May 2025
Paper
Afternoon (Time: 1 hour 45 minutes)
reference 1BI0/1H
Biology
PAPER 1
Higher 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 100.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• structure
In 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.
•• Checkanswer
Try to every question.
your answers if you have time at the end.
Turn over
P78694RA
©2025 Pearson Education Ltd.
Y:1/1/1/1/1/1/1/1/1
*P78694RA0128*
Pearson Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper 1 Higher Tier.pdf
,Pearson Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper 1 Higher Tier.pdf
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 (a) Figure 1 shows a percentile chart for the height of boys from age 2 to age 16.
190 98th
90th
180 75th
50th
170 25th
10th
160 5th
150
140
height
in cm
130
DO NOT WRITE IN THIS AREA
120
110
100
90
80
2 4 6 8 10 12 14 16 18
age in years
Figure 1
(i) Which is the height of an 8-year-old boy on the 10th percentile?
DO NOT WRITE IN THIS AREA
(1)
A 118 cm
B 120 cm
C 128 cm
D 130 cm
2
*P78694RA0228*
Pearson Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper 1 Higher
Tier.pdf
, Pearson Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper 1 Higher Tier.pdf
(ii) The height of a 4-year-old boy was 94 cm.
Two years later, his height was 106 cm.
DO NOT WRITE IN THIS AREA
Using Figure 1, explain the conclusion that can be made about the growth of
this child.
(2)
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
(b) Fats are needed for energy.
(i) Describe how a sample of food can be tested to show that it contains fat.
(2)
DO NOT WRITE IN THIS AREA
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
(ii) Which is produced when fats are digested?
(1)
A amino acids
B fatty acids
C glucose
DO NOT WRITE IN THIS AREA
D starch
(c) State what calorimetry is used to measure.
(1)
.. .. .. ... .. . .... ..... .... ..... ... . .. . . .. . .. . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... ... ... ... .. ... ... ... ... .. ... ... ... ... .. ... ... . . .. . .. . .. . .. . .. . . .. . .. . .. . .. . .. . .. .
(Total for Question 1 = 7 marks)
3
Pearson
Edexcel GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel
Tier.pdf GCSE Biology 1BI0 Paper Pearson
1 Higher Edexcel *P78694RA0328*
Turn
Tier.pdf GCSE Biology 1BI0 Paper over
1 Higher Tier.pdf
