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vincent marekia
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A-level
BIOLOGY 7402/2
ACTUAL 2025 PAPER MERGED WITH
MARK SCHEME
Paper 2
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I declare this is my own work.
A-level
BIOLOGY
Paper 2
Friday 13 June 2025 Morning Time allowed: 2
hours
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IB/M/Jun25/7402/2
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Materials For Examiner’s Use
For this paper you must have:
• a ruler with millimetre measurements • a scientific calculator. Question Mark
1
Instructions
• Use black ink or black ball-point pen. 2
• Fill in the boxes at the top of this page.
• Answer all questions. 3
• You must answer the questions in the spaces provided. Do not write outside the
box around each page or on blank pages. 4
• If you need extra space for your answer(s), use the lined pages at the end of
this book. Write the question number against your answer(s). 5
• Show all your working.
6
• Do all rough work in this book. Cross through any work you do not want to be
marked. 7
Information 8
• The marks for the questions are shown in brackets.
• The maximum mark for this paper is 91. 9
10
TOTAL
*jun257402201* 7402/2
IB/M/Jun25/G4007/V5
Answer all questions in the spaces provided.
IB/M/Jun25/7402/2
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0 1 .1 In the following passage, the numbered spaces can be filled with biological terms.
Glycolysis is the first stage of respiration. It occurs in the (1) of cells and is
an anaerobic process. Glycolysis involves the (2) of glucose to glucose
phosphate, using ATP. The oxidation of triose phosphate to (3) results in
the net gain of ATP and reduced (4) .
0 1
Write the correct biological term beside each number below that matches the
space in the passage.
[2 marks]
1
2
3
4
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