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June 2022 AQA A-level BIOLOGY 7402/2 Paper 2 Question Paper + Mark scheme [MERGED]
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June 2022 AQA A-level BIOLOGY 7402/2 Paper 2 Question Paper + Mark scheme [MERGED]
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AQAA-level
BIOLOGY
7402/2
Paper 2
Question Paper + Mark scheme [MERGED]
June 2022
, Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
A-level
BIOLOGY
Paper 2
Time allowed: 2 hours
Materials For Examiner’s Use
For this paper you must have:
• a ruler with millimetre measurements Question Mark
• a scientific calculator. 1
2
Instructions
3
• Use black ink or black ball-point pen.
• 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
6
outside the box around each page or on blank pages.
• 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
10
to be marked.
TOTAL
Information
• The marks for the questions are shown in brackets.
• The maximum mark for this paper is 91.
*jun227402201*
IB/M/Jun22/E12 7402/2
, 2
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 . 1 In the following passage the numbered spaces can be filled with biological terms.
During photosynthesis, plants produce (1) compounds which contain
carbon, such as carbohydrates, lipids and proteins. Most of the sugars synthesised
by plants are used by the plant in (2) . The rest are used to make other
groups of biological molecules. These biological molecules form the biomass of the
plants. Biomass can be measured in terms of mass of (3) per given area
per given time. The chemical energy store in dry biomass can be estimated
using (4) .
Write the correct biological term beside each number below, that matches the space
in the passage.
[2 marks]
(1)
(2)
(3)
(4)
*02*
IB/M/Jun22/7402/2
, 3
Do not write
outside the
0 1 . 2 Describe the light-independent reaction of photosynthesis. box
[6 marks]
8
Turn over ►
*03*
IB/M/Jun22/7402/2
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