Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
Morning (Time: 1 hour 45 minutes) Paper
reference 9BI0/02
Biology B 2025 Predicted Paper
Advanced
PAPER 2: Advanced Physiology, Evolution and Ecology
You must have: Total Marks
Scientific calculator, HB pencil, ruler
Instructions
•• Use black ink or ball-point pen.
Fill in the boxes at the top of this page with your name,
centre number and candidate number.
•• Answer all questions.
Answer the questions in the spaces provided
– there may be more space than you need.
Information
•• The total mark for this paper is 90.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Instructure
question(s) marked with an asterisk (*), marks will be awarded for your ability to
your answer logically showing how the points that you make are related or
follow on from each other where appropriate.
Advice
•• Read each question carefully before you start to answer it.
Try to answer every question.
• Check your answers if you have time at the end.
, 2
1 (a) The diagram below shows the process of mitosis in a eukaryotic cell.
E
A B C D
(i) Identify the stage of mitosis as shown in the image (5)
A - …………………………………………………………………………………………………
B - …………………………………………………………………………………………………
C - …………………………………………………………………………………………………
D - …………………………………………………………………………………………………
E - …………………………………………………………………………………………………..
(ii) Explain the significance of mitosis in the growth and repair of tissues. (2)
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
Edexcel AS Biology Question Paper 2B 2025 Predicted
, 3
(b) Describe two differences between mitosis and meiosis. (3)
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
(c) Why is cytokinesis an important part of the cell cycle? (2)
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
(Total for Question 1 = 12 marks)
Edexcel AS Biology Question Paper 2B 2025 Predicted
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
Morning (Time: 1 hour 45 minutes) Paper
reference 9BI0/02
Biology B 2025 Predicted Paper
Advanced
PAPER 2: Advanced Physiology, Evolution and Ecology
You must have: Total Marks
Scientific calculator, HB pencil, ruler
Instructions
•• Use black ink or ball-point pen.
Fill in the boxes at the top of this page with your name,
centre number and candidate number.
•• Answer all questions.
Answer the questions in the spaces provided
– there may be more space than you need.
Information
•• The total mark for this paper is 90.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Instructure
question(s) marked with an asterisk (*), marks will be awarded for your ability to
your answer logically showing how the points that you make are related or
follow on from each other where appropriate.
Advice
•• Read each question carefully before you start to answer it.
Try to answer every question.
• Check your answers if you have time at the end.
, 2
1 (a) The diagram below shows the process of mitosis in a eukaryotic cell.
E
A B C D
(i) Identify the stage of mitosis as shown in the image (5)
A - …………………………………………………………………………………………………
B - …………………………………………………………………………………………………
C - …………………………………………………………………………………………………
D - …………………………………………………………………………………………………
E - …………………………………………………………………………………………………..
(ii) Explain the significance of mitosis in the growth and repair of tissues. (2)
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
Edexcel AS Biology Question Paper 2B 2025 Predicted
, 3
(b) Describe two differences between mitosis and meiosis. (3)
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
(c) Why is cytokinesis an important part of the cell cycle? (2)
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
……………………………………………………………………………………………………………
(Total for Question 1 = 12 marks)
Edexcel AS Biology Question Paper 2B 2025 Predicted
