Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
Friday 13 June 2025
Morning (Time: 2
hours)
Paper
referenc 9BN0/02
e
Biology A (Salters Nuffield) 🟐 🟐
Advanced
PAPER 2: Energy, Exercise and Coordination
You must have: Total Marks
Scientific calculator, pencil, ruler
Instructions
• Use black ink or ball-point pen
• Fill in the boxes at the top of this page with your
name,
• centre
Answer number
all and candidate number.
• Show your working in any ca
questions.
•• lculation questions and include units in your answer where
appropriate.
Answer the questions in the spaces
provided – there may be more space
than you need.
Information
• The total mark for this paper is 100.
• – usemarks
The for each question are shown in brackets
this as a guide as to how much time to spend on each
• question. You may use a scientific calculator.
• structure yourmarked
In question(s) with an asterisk (*), marks will be awarded for your ability to
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.
,Turn over
, Answer ALL questions. Write your answers in the spaces provided.
Some questions must be answered with a cross in a box . If you
AREA
DO NOT WRITE IN THIS
change your mind about an answer, put a line through the box and
then mark your new answer with a cross .
1 The pancreas is an organ found in the human body.
The pancreas is made up of a number of different cell types including beta
cells and acinar cells.
(a) The diagram shows a beta cell from a human pancreas.
pair of centrioles
AREA
DO NOT WRITE IN THIS
rough endoplasmic reticulum
(rER) of width 20 nm
(i) Calculate the magnification of this
diagram. (2) AREA
DO NOT WRITE IN THIS
, Answer ..............................................................
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
Friday 13 June 2025
Morning (Time: 2
hours)
Paper
referenc 9BN0/02
e
Biology A (Salters Nuffield) 🟐 🟐
Advanced
PAPER 2: Energy, Exercise and Coordination
You must have: Total Marks
Scientific calculator, pencil, ruler
Instructions
• Use black ink or ball-point pen
• Fill in the boxes at the top of this page with your
name,
• centre
Answer number
all and candidate number.
• Show your working in any ca
questions.
•• lculation questions and include units in your answer where
appropriate.
Answer the questions in the spaces
provided – there may be more space
than you need.
Information
• The total mark for this paper is 100.
• – usemarks
The for each question are shown in brackets
this as a guide as to how much time to spend on each
• question. You may use a scientific calculator.
• structure yourmarked
In question(s) with an asterisk (*), marks will be awarded for your ability to
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.
,Turn over
, Answer ALL questions. Write your answers in the spaces provided.
Some questions must be answered with a cross in a box . If you
AREA
DO NOT WRITE IN THIS
change your mind about an answer, put a line through the box and
then mark your new answer with a cross .
1 The pancreas is an organ found in the human body.
The pancreas is made up of a number of different cell types including beta
cells and acinar cells.
(a) The diagram shows a beta cell from a human pancreas.
pair of centrioles
AREA
DO NOT WRITE IN THIS
rough endoplasmic reticulum
(rER) of width 20 nm
(i) Calculate the magnification of this
diagram. (2) AREA
DO NOT WRITE IN THIS
, Answer ..............................................................
