GCSE
BIOLOGY
Higher Tier Paper 2H
Please write clearly in block capitals.
Centre Candidate
number number
Surname
Forename(s)
Candidate
signature
H
GCSE
BIOLOGY
Higher Tier Paper
2H
Time allowed: 1 hour 45 minutes
Materials
For Examiner’s Use
For this paper you must have:
a ruler Questio Mark
a scientific calculator. n
1
Instructions 2
Use black ink or black ball-point pen. 3
Pencil should only be used for drawing.
4
Fill in the boxes at the top of this page.
Answer all questions in the spaces provided. 5
If you need extra space for your answer(s), use the lined pages at 6
the end of this book. Write the question number against your
7
answer(s).
Do all rough work in this book. Cross through any work you do 8
not want to be marked. 9
In all calculations, show clearly how you work out your answer.
TOTAL
Information
The maximum mark for this paper is 100.
The marks for questions are shown in brackets.
You are expected to use a calculator where appropriate.
, You are reminded of the need for good English and clear
presentation in your answers.
*Jun21 4612H01*
IB/M/Jun21/E23
8461/2H
, 2
Do not write
outside the
Answer all questions in the spaces box
provided.
The0nucleus
1 of a cell contains DNA.
0 1 .1 Name the structures inside the cell nucleus that
contain DNA. [1 mark]
Figure 1 shows part of a DNA molecule.
Figure 1
0 1 .2 Name the part of the DNA molecule labelled X.
[1 mark]
0 1 .3 What type of substances are labelled A, C, G and T in
Figure 1? [1 mark]
*02
IB/M/
* Jun21/8461/2H
, 3
Do not write
outside the
Figure 2 shows another section of a DNA molecule. box
Figure 2
0 1
.4 Four of the substances you named in Question 01.3 are not labelled in part Y
of Figure 2.
Label each of these substances with the correct letter, A,
C, G or T. Use information from other parts of Figure 2 to
help you.
0 1 .5 What is happening to the DNA in part Z of Figure 2?
[1 mark]
Tick () one box.
Differentiatio
n
Evolution
Fertilisation
Replication
Turn over ►
*03
IB/M/
* Jun21/8461/2H
BIOLOGY
Higher Tier Paper 2H
Please write clearly in block capitals.
Centre Candidate
number number
Surname
Forename(s)
Candidate
signature
H
GCSE
BIOLOGY
Higher Tier Paper
2H
Time allowed: 1 hour 45 minutes
Materials
For Examiner’s Use
For this paper you must have:
a ruler Questio Mark
a scientific calculator. n
1
Instructions 2
Use black ink or black ball-point pen. 3
Pencil should only be used for drawing.
4
Fill in the boxes at the top of this page.
Answer all questions in the spaces provided. 5
If you need extra space for your answer(s), use the lined pages at 6
the end of this book. Write the question number against your
7
answer(s).
Do all rough work in this book. Cross through any work you do 8
not want to be marked. 9
In all calculations, show clearly how you work out your answer.
TOTAL
Information
The maximum mark for this paper is 100.
The marks for questions are shown in brackets.
You are expected to use a calculator where appropriate.
, You are reminded of the need for good English and clear
presentation in your answers.
*Jun21 4612H01*
IB/M/Jun21/E23
8461/2H
, 2
Do not write
outside the
Answer all questions in the spaces box
provided.
The0nucleus
1 of a cell contains DNA.
0 1 .1 Name the structures inside the cell nucleus that
contain DNA. [1 mark]
Figure 1 shows part of a DNA molecule.
Figure 1
0 1 .2 Name the part of the DNA molecule labelled X.
[1 mark]
0 1 .3 What type of substances are labelled A, C, G and T in
Figure 1? [1 mark]
*02
IB/M/
* Jun21/8461/2H
, 3
Do not write
outside the
Figure 2 shows another section of a DNA molecule. box
Figure 2
0 1
.4 Four of the substances you named in Question 01.3 are not labelled in part Y
of Figure 2.
Label each of these substances with the correct letter, A,
C, G or T. Use information from other parts of Figure 2 to
help you.
0 1 .5 What is happening to the DNA in part Z of Figure 2?
[1 mark]
Tick () one box.
Differentiatio
n
Evolution
Fertilisation
Replication
Turn over ►
*03
IB/M/
* Jun21/8461/2H
