1
Oxford Cambridge and RSA
2025 Predicted Paper
A Level Biology A
H420/02 Biological diversity
Time allowed: 2 hours 15 minutes
You can use:
• a scientific or graphical calculator
• a ruler (cm/mm)
* H 4 2 0 0 2 *
Please write clearly in black ink. Do not write in the barcodes.
Centre number Candidate number
First name(s)
Last name
INSTRUCTIONS
• Use black ink. You can use an HB pencil, but only for graphs and diagrams.
• Write your answer to each question in the space provided. If you need extra space use
the lined pages at the end of this booklet. The question numbers must be clearly shown.
• Answer all the questions.
• Where appropriate, your answer should be supported with working. Marks might be
given for using a correct method, even if your answer is wrong.
INFORMATION
• The total mark for this paper is 100.
• The marks for each question are shown in brackets [ ].
• Quality of extended response will be assessed in questions marked with an asterisk (*).
• This document has 19 pages.
ADVICE
• Read each question carefully before you start your answer.
SOLE Property of Tyrion's OCR AL Biology A Question Paper 2 2025 Predicted
, 2
Section A
You should spend a maximum of 20 minutes on this section.
Answer all the questions. Write your answers in the boxes provided.
1. Which process directly results in the formation of ATP in mitochondria?
A. Glycolysis
B. Oxidative phosphorylation
C. Active transport
D. Calvin cycle
Your answer: [1]
2. What is the main advantage of a double circulatory system in mammals?
A. Higher blood pressure in the pulmonary circuit
B. Efficient separation of oxygenated and deoxygenated blood
C. Reduced cardiac workload
D. Direct transport of nutrients to the cells
Your answer: [1]
OCR AL Biology A Question Paper 2 2025 Predicted
, 3
[1]
OCR AL Biology A Question Paper 2 2025 Predicted
Oxford Cambridge and RSA
2025 Predicted Paper
A Level Biology A
H420/02 Biological diversity
Time allowed: 2 hours 15 minutes
You can use:
• a scientific or graphical calculator
• a ruler (cm/mm)
* H 4 2 0 0 2 *
Please write clearly in black ink. Do not write in the barcodes.
Centre number Candidate number
First name(s)
Last name
INSTRUCTIONS
• Use black ink. You can use an HB pencil, but only for graphs and diagrams.
• Write your answer to each question in the space provided. If you need extra space use
the lined pages at the end of this booklet. The question numbers must be clearly shown.
• Answer all the questions.
• Where appropriate, your answer should be supported with working. Marks might be
given for using a correct method, even if your answer is wrong.
INFORMATION
• The total mark for this paper is 100.
• The marks for each question are shown in brackets [ ].
• Quality of extended response will be assessed in questions marked with an asterisk (*).
• This document has 19 pages.
ADVICE
• Read each question carefully before you start your answer.
SOLE Property of Tyrion's OCR AL Biology A Question Paper 2 2025 Predicted
, 2
Section A
You should spend a maximum of 20 minutes on this section.
Answer all the questions. Write your answers in the boxes provided.
1. Which process directly results in the formation of ATP in mitochondria?
A. Glycolysis
B. Oxidative phosphorylation
C. Active transport
D. Calvin cycle
Your answer: [1]
2. What is the main advantage of a double circulatory system in mammals?
A. Higher blood pressure in the pulmonary circuit
B. Efficient separation of oxygenated and deoxygenated blood
C. Reduced cardiac workload
D. Direct transport of nutrients to the cells
Your answer: [1]
OCR AL Biology A Question Paper 2 2025 Predicted
, 3
[1]
OCR AL Biology A Question Paper 2 2025 Predicted
