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Worksheets

IGCSE Biology Grade 9 previous knowledge

Total questions: 22

Worksheet time: 12mins

Name
Class
Date
1.
a)
A
b)
B
c)
C
d)
D
2.
a)
X = Artery
Y = Vein
Z= Capillary
b)
X = Artery
Y = Capillary
Z= Vein
c)
X = Vein
Y = Artery
Z= Capillary
d)
X = Vein
Y = Capillary
Z= Artery
3.
a)
A
b)
B
c)
C
d)
D
4.
a)
A
b)
B
c)
C
d)
D
5.
a)
A
b)
B
c)
C
d)
D
6.
a)
A
b)
B
c)
C
d)
D
7.
a)
A
b)
B
c)
C
d)
D
8.
a)
A
b)
B
c)
C
d)
D
9.
a)
A
b)
B
c)
C
d)
D
10.
a)
A
b)
B
c)
C
d)
D
11.
a)
A
b)
B
c)
C
d)
D
12.
a)
A
b)
B
c)
C
d)
D
13.
a)
cell membrane = X
cell wall = Y
cytoplasm = Z
b)
cell membrane = X
cell wall = Z
cytoplasm = Y
c)
cell membrane = Z
cell wall = Y
cytoplasm = X
d)
cell membrane = Z
cell wall = X
cytoplasm = Y
14.

Which of the following is true of an artery?


One, some or all answers could be correct?

a)

it carries blood at a high pressure

b)

it always carries oxygenated blood

c)

it carries blood away from the heart

d)

it has an outer layer of connective tissue

15.

Which of the following is true of a vein?


One, some or all answers could be correct?

a)

it carries blood at a high pressure

b)

it always carries deoxygenated blood

c)

it carries blood away from the heart

d)

it contains valves

16.

Arteries have a thick layer of muscle and elastic tissue.


Why is this important?


One, some or all answers could be correct?

a)

Prevents arteries from bursting due to high blood pressure

b)

Smooths out blood flow so it is in pulses

c)

Helps to force blood back to the heart

d)

Helps the artery to pick up oxygen

17.

Which of the following is/are true of a capillary?


One, some or all answers could be correct?

a)

It connects an artery and a vein

b)

It exchanges substances between the blood and organs

c)

It contains valves

d)

It has very thin walls for fast diffusion of substances across it

18.

Which of the following shows a correct route for the exchange of substances in blood?

a)

arteriole --> artery --> capillary --> vein --> venule

b)

artery --> vein --> capillary --> venule --> arteriole

c)

venule --> vein --> capillary --> artery --> arteriole

d)

artery --> arteriole --> capillary --> venule --> vein

19.

Which of the following shows the balanced chemical symbol equation for photosynthesis?

a)

A

b)

B

c)

C

d)

D

20.

Where is chlorophyll found in plant cells?

a)

cytoplasm

b)

chloroplast

c)

mitochondria

d)

vacuole

21.

Which substance can glucose be converted to, which strengthens plant cell walls?

a)

starch

b)

cellulose

c)

amino acids

d)

sucrose

22.

Which of the following organelles would you not expect to be present in onion root cells?

a)

cell wall

b)

vacuole

c)

chloroplast

d)

mitochondrion