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
Afternoon (Time: 1 hour 45 minutes) Paper
reference 1BI0/1F
Biology
PAPER 1
Foundation Tier
You must have: Total Marks
Ruler, calculator
, 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 DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
answer, put a line through the box and then mark your new answer with a cross .
1 (a) Genes control natural hair colour in humans.
(i) Which term describes the differences in hair colour?
(1)
A variation
B tissue culture
C elongation
D fertilisation
(ii) Genes are found on chromosomes.
Name the part of the human cell where chromosomes are found.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
(b) The hair colour of 24 students was recorded.
Figure 1 shows the results.
brown black blonde black blonde brown
black black red brown brown black
blonde brown black brown brown blonde
brown blonde blonde black brown brown
Figure 1
(i) Complete Figure 2 to show the tally and the total for brown hair.
(2)
hair colour
black blonde brown red
total = 7 total = 6 total = total = 1
Figure 2
2
*P78693RRA0232*
, (ii) Complete the bar chart to show the totals in Figure 2 and label the x‑axis.
(3)
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
12
10
8
number of
students 6
4
2
0
black ......................... ......................... .........................
. . . . . . . . . . . . . . .............................................................................................
(Total for Question 1 = 7 marks)
3
*P78693RRA0332* Turn over
, 2 (a) Figure 3 shows a sperm cell.
R
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
S
T
Figure 3
(i) Name the part labelled R.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
(ii) Draw one straight line from each part of the sperm cell to its function.
(2)
part of the sperm cell function
produces glucose
releases energy
S
controls the cell
T
helps the sperm enter the egg
helps the egg enter the sperm
4
*P78693RRA0432*
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
Tuesday 13 May 2025
Afternoon (Time: 1 hour 45 minutes) Paper
reference 1BI0/1F
Biology
PAPER 1
Foundation Tier
You must have: Total Marks
Ruler, calculator
, 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 DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
answer, put a line through the box and then mark your new answer with a cross .
1 (a) Genes control natural hair colour in humans.
(i) Which term describes the differences in hair colour?
(1)
A variation
B tissue culture
C elongation
D fertilisation
(ii) Genes are found on chromosomes.
Name the part of the human cell where chromosomes are found.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
(b) The hair colour of 24 students was recorded.
Figure 1 shows the results.
brown black blonde black blonde brown
black black red brown brown black
blonde brown black brown brown blonde
brown blonde blonde black brown brown
Figure 1
(i) Complete Figure 2 to show the tally and the total for brown hair.
(2)
hair colour
black blonde brown red
total = 7 total = 6 total = total = 1
Figure 2
2
*P78693RRA0232*
, (ii) Complete the bar chart to show the totals in Figure 2 and label the x‑axis.
(3)
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
12
10
8
number of
students 6
4
2
0
black ......................... ......................... .........................
. . . . . . . . . . . . . . .............................................................................................
(Total for Question 1 = 7 marks)
3
*P78693RRA0332* Turn over
, 2 (a) Figure 3 shows a sperm cell.
R
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
S
T
Figure 3
(i) Name the part labelled R.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............................................................................................................................................ ................ . . . . . . . . . . . . . . . . . . . .
(ii) Draw one straight line from each part of the sperm cell to its function.
(2)
part of the sperm cell function
produces glucose
releases energy
S
controls the cell
T
helps the sperm enter the egg
helps the egg enter the sperm
4
*P78693RRA0432*
