Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signatuure
I declare this is my own work.
AS
BIOLOGY
Paper 1
Afternoon Time allowed: 1 hour 30 minutes
Materials
For Examiner’s Use
For this paper you must have:
• a ruler with millimetre measurements Question Mark
• a scientific calculator.
1
Instructions 2
• Use black ink or black ball-point pen. 3
• Fill in the boxes at the top of this page. 4
• Answer all questions.
5
• You must answer the questions in the spaces provided. Do not write
outside the box around each page or on blank pages. 6
• If you need extra space for your answer(s), use the lined pages at the end of 7
this book. Write the question number against your answer(s). 8
• Show all your working.
9
• Do all rough work in this book. Cross through any work you do not want
to be marked. TOTAL
Information
• The marks for the questions are shown in brackets.
• The maximum mark for this paper is 75.
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7401/1
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 The Figure 1 shows part of two polysaccharides found in plant and animal cells.
Figure 1
P
Q
0 1 . 1 Glycogen in animals is like molecule P but has more branches.
Explain why this is important for the lifestyle of animals.
[2 marks]
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, 3
Do not write
outside the
0 1 . 2 box
Describe one similarity and one difference between the monomers of molecule
P and molecule Q.
[2 marks]
0 1 . 3 Explain how the structure of molecule Q results in strength of the cell wall.
[3 marks]
7
for more papers: tyrionpapers.com
Centre number Candidate number
Surname
Forename(s)
Candidate signatuure
I declare this is my own work.
AS
BIOLOGY
Paper 1
Afternoon Time allowed: 1 hour 30 minutes
Materials
For Examiner’s Use
For this paper you must have:
• a ruler with millimetre measurements Question Mark
• a scientific calculator.
1
Instructions 2
• Use black ink or black ball-point pen. 3
• Fill in the boxes at the top of this page. 4
• Answer all questions.
5
• You must answer the questions in the spaces provided. Do not write
outside the box around each page or on blank pages. 6
• If you need extra space for your answer(s), use the lined pages at the end of 7
this book. Write the question number against your answer(s). 8
• Show all your working.
9
• Do all rough work in this book. Cross through any work you do not want
to be marked. TOTAL
Information
• The marks for the questions are shown in brackets.
• The maximum mark for this paper is 75.
for more papers: tyrionpapers.com
7401/1
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 The Figure 1 shows part of two polysaccharides found in plant and animal cells.
Figure 1
P
Q
0 1 . 1 Glycogen in animals is like molecule P but has more branches.
Explain why this is important for the lifestyle of animals.
[2 marks]
for more papers: tyrionpapers.com
, 3
Do not write
outside the
0 1 . 2 box
Describe one similarity and one difference between the monomers of molecule
P and molecule Q.
[2 marks]
0 1 . 3 Explain how the structure of molecule Q results in strength of the cell wall.
[3 marks]
7
for more papers: tyrionpapers.com
