Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
GCSE
BIOLOGY
Higher Tier Paper 1H
H
Tuesday 16 May 2023 Morning Time allowed: 1 hour 45 minutes
Materials
For Examiner’s Use
For this paper you must have:
• a ruler Question Mark
• a scientific calculator.
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.
5
• Answer all questions in the spaces provided.
• If you need extra space for your answer(s), use the lined pages at the end of 6
this book. Write the question number against your answer(s). TOTAL
• Do all rough work in this book. Cross through any work you do not want
to be marked.
• In all calculations, show clearly how you work out your answer.
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.
*jun2384611H01*
IB/M/Jun23/E25 8461/1H
, 2
Do not write
outside the
There are no questions printed on this page box
DO NOT WRITE ON THIS PAGE
ANSWER IN THE SPACES PROVIDED
*02*
IB/M/Jun23/8461/1H
, 3
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 A root is a plant organ.
Plant roots contain many different types of tissue.
0 1 . 1 What is a tissue?
[1 mark]
0 1 . 2 Tissue in the tip of a plant root contains stem cells.
Stem cells can differentiate into any type of cell.
Name the type of tissue in plants that contains stem cells.
[1 mark]
In the past many drugs were extracted from plants.
0 1 . 3 Aspirin is a painkiller.
Which plant does aspirin originate from?
[1 mark]
Question 1 continues on the next page
Turn over ►
*03*
IB/M/Jun23/8461/1H
, 4
Do not write
outside the
Scientists have extracted chemical A from the deadly nightshade plant. box
Chemical A can be used as a painkiller.
Table 1 shows information about where chemical A is found.
Table 1
Part of deadly Mass of chemical A in 100 g of
nightshade plant plant tissue in grams
Roots 1.3
Leaves 1.2
Berries 0.7
0 1 . 4 The scientists usually extract chemical A from the berries of the deadly
nightshade plant.
Suggest one reason why berries are used instead of leaves or roots.
[1 mark]
*04*
IB/M/Jun23/8461/1H
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
GCSE
BIOLOGY
Higher Tier Paper 1H
H
Tuesday 16 May 2023 Morning Time allowed: 1 hour 45 minutes
Materials
For Examiner’s Use
For this paper you must have:
• a ruler Question Mark
• a scientific calculator.
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.
5
• Answer all questions in the spaces provided.
• If you need extra space for your answer(s), use the lined pages at the end of 6
this book. Write the question number against your answer(s). TOTAL
• Do all rough work in this book. Cross through any work you do not want
to be marked.
• In all calculations, show clearly how you work out your answer.
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.
*jun2384611H01*
IB/M/Jun23/E25 8461/1H
, 2
Do not write
outside the
There are no questions printed on this page box
DO NOT WRITE ON THIS PAGE
ANSWER IN THE SPACES PROVIDED
*02*
IB/M/Jun23/8461/1H
, 3
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 A root is a plant organ.
Plant roots contain many different types of tissue.
0 1 . 1 What is a tissue?
[1 mark]
0 1 . 2 Tissue in the tip of a plant root contains stem cells.
Stem cells can differentiate into any type of cell.
Name the type of tissue in plants that contains stem cells.
[1 mark]
In the past many drugs were extracted from plants.
0 1 . 3 Aspirin is a painkiller.
Which plant does aspirin originate from?
[1 mark]
Question 1 continues on the next page
Turn over ►
*03*
IB/M/Jun23/8461/1H
, 4
Do not write
outside the
Scientists have extracted chemical A from the deadly nightshade plant. box
Chemical A can be used as a painkiller.
Table 1 shows information about where chemical A is found.
Table 1
Part of deadly Mass of chemical A in 100 g of
nightshade plant plant tissue in grams
Roots 1.3
Leaves 1.2
Berries 0.7
0 1 . 4 The scientists usually extract chemical A from the berries of the deadly
nightshade plant.
Suggest one reason why berries are used instead of leaves or roots.
[1 mark]
*04*
IB/M/Jun23/8461/1H
