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WorksheetsIGCSE Biology Grade 9 previous knowledge
Total questions: 22
Worksheet time: 12mins
Y = Vein
Z= Capillary
Y = Capillary
Z= Vein
Y = Artery
Z= Capillary
Y = Capillary
Z= Artery
cell wall = Y
cytoplasm = Z
cell wall = Z
cytoplasm = Y
cell wall = Y
cytoplasm = X
cell wall = X
cytoplasm = Y
Which of the following is true of an artery?
One, some or all answers could be correct?
it carries blood at a high pressure
it always carries oxygenated blood
it carries blood away from the heart
it has an outer layer of connective tissue
Which of the following is true of a vein?
One, some or all answers could be correct?
it carries blood at a high pressure
it always carries deoxygenated blood
it carries blood away from the heart
it contains valves
Arteries have a thick layer of muscle and elastic tissue.
Why is this important?
One, some or all answers could be correct?
Prevents arteries from bursting due to high blood pressure
Smooths out blood flow so it is in pulses
Helps to force blood back to the heart
Helps the artery to pick up oxygen
Which of the following is/are true of a capillary?
One, some or all answers could be correct?
It connects an artery and a vein
It exchanges substances between the blood and organs
It contains valves
It has very thin walls for fast diffusion of substances across it
Which of the following shows a correct route for the exchange of substances in blood?
arteriole --> artery --> capillary --> vein --> venule
artery --> vein --> capillary --> venule --> arteriole
venule --> vein --> capillary --> artery --> arteriole
artery --> arteriole --> capillary --> venule --> vein
Which of the following shows the balanced chemical symbol equation for photosynthesis?
A
B
C
D
Where is chlorophyll found in plant cells?
cytoplasm
chloroplast
mitochondria
vacuole
Which substance can glucose be converted to, which strengthens plant cell walls?
starch
cellulose
amino acids
sucrose
Which of the following organelles would you not expect to be present in onion root cells?
cell wall
vacuole
chloroplast
mitochondrion
