AQA GCSE COMBINED SCIENCE: SYNERGY Higher Tier Paper 2 Life and Environmental Sciences QP 2023
Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
GCSE
COMBINED SCIENCE: SYNERGY
Higher Tier Paper 2 Life and Environmental Sciences
H
Thursday 25 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 protractor 1
a scientific calculator
the periodic table (enclosed)
2
the Physics Equations Sheet (enclosed). 3
4
Instructions
Use black ink or black ball-point pen. Pencil should only be used for drawing. 5
Fill in the boxes at the top of this page. 6
Answer all questions in the spaces provided. Do not write outside the box
7
around each page or on blank pages.
If you need extra space for your answer(s), use the lined pages at the end of 8
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.
(JUN23 4652H01)
G/KL/Jun23/E6 8465/2H
, 2
Do not write
outside the
box
0 1 All living organisms are made of cells.
Figure 1 shows two types of cell.
Figure 1
Cell A Cell B
Bacterial cell Liver cell
4.4 micrometres 28.6 micrometres
Not to scale
0 1 . 1 Calculate how many times longer the liver cell is than the bacterial cell.
[2 marks]
Number of times longer =
(02)
G/Jun23/8465/2H
, 3
Do not write
outside the
box
0 1 . 2 Compare the structure of cell A with the structure of cell B.
You should include similarities and differences in your answer.
Do not refer to cell size.
[4 marks]
0 1 . 3 In multicellular organisms, cells are organised into tissues.
What is meant by a ‘tissue’?
[1 mark]
Question 1 continues on the next page
Turn over ►
(03)
G/Jun23/8465/2H
, 4
Do not write
outside the
box
A scientist investigated the effect of different concentrations of sugar solution on
red blood cells.
Figure 2 shows the effect of placing a red blood cell into a sugar solution.
Figure 2
Red blood cell before being Red blood cell after being
placed in sugar solution placed in sugar solution
0 1 . 4 What conclusion can be made from the result in Figure 2?
[1 mark]
Tick () one box.
The sugar solution was less concentrated than inside the cell.
The sugar solution was the same concentration as inside the cell.
The sugar solution was more concentrated than inside the cell.
(04)
G/Jun23/8465/2H
Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
GCSE
COMBINED SCIENCE: SYNERGY
Higher Tier Paper 2 Life and Environmental Sciences
H
Thursday 25 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 protractor 1
a scientific calculator
the periodic table (enclosed)
2
the Physics Equations Sheet (enclosed). 3
4
Instructions
Use black ink or black ball-point pen. Pencil should only be used for drawing. 5
Fill in the boxes at the top of this page. 6
Answer all questions in the spaces provided. Do not write outside the box
7
around each page or on blank pages.
If you need extra space for your answer(s), use the lined pages at the end of 8
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.
(JUN23 4652H01)
G/KL/Jun23/E6 8465/2H
, 2
Do not write
outside the
box
0 1 All living organisms are made of cells.
Figure 1 shows two types of cell.
Figure 1
Cell A Cell B
Bacterial cell Liver cell
4.4 micrometres 28.6 micrometres
Not to scale
0 1 . 1 Calculate how many times longer the liver cell is than the bacterial cell.
[2 marks]
Number of times longer =
(02)
G/Jun23/8465/2H
, 3
Do not write
outside the
box
0 1 . 2 Compare the structure of cell A with the structure of cell B.
You should include similarities and differences in your answer.
Do not refer to cell size.
[4 marks]
0 1 . 3 In multicellular organisms, cells are organised into tissues.
What is meant by a ‘tissue’?
[1 mark]
Question 1 continues on the next page
Turn over ►
(03)
G/Jun23/8465/2H
, 4
Do not write
outside the
box
A scientist investigated the effect of different concentrations of sugar solution on
red blood cells.
Figure 2 shows the effect of placing a red blood cell into a sugar solution.
Figure 2
Red blood cell before being Red blood cell after being
placed in sugar solution placed in sugar solution
0 1 . 4 What conclusion can be made from the result in Figure 2?
[1 mark]
Tick () one box.
The sugar solution was less concentrated than inside the cell.
The sugar solution was the same concentration as inside the cell.
The sugar solution was more concentrated than inside the cell.
(04)
G/Jun23/8465/2H
