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WorksheetsYear 8 Excretory System
Total questions: 20
Worksheet time: 21mins
Name
Class
Date
1.
What is the function of the kidneys in the excretory/urinary system?
a)
store urine before it is eliminated from the body.
b)
break down food into smaller pieces through chemical digestion
c)
filter blood of cellular waste material as a result of cellular respiration
d)
control thoughts, voluntary actions, and other sensations of the five senses.
2.
Which organ system removes cellular wastes as the result of cellular respiration?
a)
nervous
b)
digestive
c)
excretory
d)
circulatory
3.
One major function of the excretory system is to clean the what?
a)
urine
b)
blood
c)
kidneys
d)
bladder
4.
These organs are responsible for what?
a)
storing urine
b)
storing water
c)
filtering blood
d)
they don't have a particular job
5.
Where is urine stored?
a)
kidneys
b)
urinary bladder
c)
urethra
d)
ureters
6.
How many kidneys do you have?
a)
1
b)
3
c)
5
d)
2
7.
Which are the tubes that carry urine from the kidney to the bladder?
a)
Adrenal tubes
b)
Kidneys
c)
Ureters
d)
Urethras
8.
What word describes the function of the nephrons?
a)
Tube
b)
Passageway
c)
Filter
d)
Reservoir
9.
What is organ 1.
a)
Kidney
b)
Ureter
c)
Bladder
d)
Urethra
10.
What is #2?
a)
Kidney
b)
Ureters
c)
Bladder
d)
Urethra
11.
What is #3?
a)
Kidney
b)
Ureters
c)
Bladder
d)
Urethra
12.
What is #4?
a)
Kidney
b)
Ureter
c)
Bladder
d)
Urethra
13.
secrete wastes including water, salts, and small amounts of urea
a)
appendix
b)
gall bladder
c)
salivary glands
d)
sweat glands
14.
tube from the bladder to the outside of the body
a)
urethra
b)
ureter
c)
large intestine
d)
I.V
15.
fully digested wastes are stored temporarily before being egested from the anus
a)
rectum
b)
anus
c)
urinary bladder
d)
large intestine
16.
Digested food is absorbed here into the bloodstream. What organ am I?
a)
mouth
b)
stomach
c)
small intestine
d)
large intestine
17.
What is the opening where urine is released from the body?
a)
urethra
b)
ureters
c)
bladder
d)
kidneys
18.
Kidneys create a liquid called:
a)
Urine
b)
Blood
c)
Feces
d)
Carbon Dioxide
19.
The ____ is a sac-like muscular organ that stores urine until it is ready to be released from the body
a)
Stomach
b)
Bladder
c)
Urethra
d)
Gallbladder
20.
The excretory system rids the body of ______ waste.
a)
solid
b)
liquid
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