Edexcel A Level 2023 Biology B Paper 2
, 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 16 June 2023
Morning (Time:
1 hour 45
Paper reference
9BI0/02
minutes) ⬟
⬟
Biolog
yB
Advance
d
PAPER 2: Advanced Physiology, Evolution and Ecology
You must have: Total Marks
Scientific calculator, HB
pencil, ruler
Instructions
Fill in the boxes at the top of this page with
• Use black ink or ball-point pen.
your name,
centre number
Answer all and candidate number.
• questions.
Answer the questions in the spaces provided
– there may be more space than you need.
, Information
The marks for each question are shown in
• The total mark for this paper is 90.
brackets
– use this as a guide as to how much time to spend on each question.
•
In question(s) marked with an asterisk (*), marks will be awarded for your
ability to structure your answer logically, showing how the points that you
make are related or follow on from each other where appropriate.
Advice
Try to answer every
• Read each question carefully before you start to answer it.
question.
• Check your answers if you have time at the end.
Turn over
P71910A
©2023 Pearson Education
Ltd. N:1/1/1/1/
, Answer ALL questions. Write your answers in the spaces provided.
Some questions must be answered with a cross in a box . If you
change your mind about an answer, put a line through the box and D
then mark your new answer with a cross . O
N
1 Carbohydrates and proteins are important biological molecules. O
T
(a) The diagrams show some of the bonds found in biological molecules.
W
R
H O H HH I
O
δ– Hδ+ T
E
H
δ+ Oδ– H C O C C C C I
H O N
T
V W X H
I
S
C A
S R
D
E
H O
A
S N
C N C C O
C T
O W
R
Y Z
I
T
(i) Which one of the letters shows a E
bond that joins glucose molecules I
together in a disaccharide? (1)
N
T
A W H
I
B X S
A
C Y
R
D Z E
A
, 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 16 June 2023
Morning (Time:
1 hour 45
Paper reference
9BI0/02
minutes) ⬟
⬟
Biolog
yB
Advance
d
PAPER 2: Advanced Physiology, Evolution and Ecology
You must have: Total Marks
Scientific calculator, HB
pencil, ruler
Instructions
Fill in the boxes at the top of this page with
• Use black ink or ball-point pen.
your name,
centre number
Answer all and candidate number.
• questions.
Answer the questions in the spaces provided
– there may be more space than you need.
, Information
The marks for each question are shown in
• The total mark for this paper is 90.
brackets
– use this as a guide as to how much time to spend on each question.
•
In question(s) marked with an asterisk (*), marks will be awarded for your
ability to structure your answer logically, showing how the points that you
make are related or follow on from each other where appropriate.
Advice
Try to answer every
• Read each question carefully before you start to answer it.
question.
• Check your answers if you have time at the end.
Turn over
P71910A
©2023 Pearson Education
Ltd. N:1/1/1/1/
, Answer ALL questions. Write your answers in the spaces provided.
Some questions must be answered with a cross in a box . If you
change your mind about an answer, put a line through the box and D
then mark your new answer with a cross . O
N
1 Carbohydrates and proteins are important biological molecules. O
T
(a) The diagrams show some of the bonds found in biological molecules.
W
R
H O H HH I
O
δ– Hδ+ T
E
H
δ+ Oδ– H C O C C C C I
H O N
T
V W X H
I
S
C A
S R
D
E
H O
A
S N
C N C C O
C T
O W
R
Y Z
I
T
(i) Which one of the letters shows a E
bond that joins glucose molecules I
together in a disaccharide? (1)
N
T
A W H
I
B X S
A
C Y
R
D Z E
A
