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WorksheetsHuman Excretory System
Total questions: 18
Worksheet time: 9mins
Name
Class
Date
1.
The part of the nephron where nutrients like Glucose, amino acid, mineral ions & water are absorbed from the circulatory system is the:
a)
Ascending Loop of Henle
b)
Descending Loop of Henle
c)
Bowman's Capsule
d)
Glomerulus
2.
The tube that carries urine from the kidney into the bladder is called the:
a)
Ureter
b)
Urethra
c)
Proximal Tubule
d)
Collecting Duct
3.
Blood rich in nitrogenous waste flows into the kidney along the:
a)
Renal Venule
b)
Renal Artery
c)
Glomerulus
d)
Pulmonary Artery
4.
Mammals get rid of Nitrogenous waste by producing:
a)
Urea
b)
Sodium Chloride
c)
Sugar
d)
NO2 gas
5.
The high pressure capillary network that pushes fluid out of the bloodstream is the:
a)
Proximal Tubule
b)
Distal Tubule
c)
Loop of Henle
d)
Glomerulus
6.
What is the main function of the excretory system?
a)
to collect and remove wastes from the body
b)
to strengthen skeletal muscles
c)
to protect the nervous system
d)
to bring oxygen to body cells
7.
Which organ of the excretory system stores urine until the body is ready to eliminate it?
a)
ureters
b)
urethra
c)
urinary bladder
d)
urea
8.
Under normal conditions, which of the following substances is found in urine?
a)
blood cells
b)
protein
c)
glucose
d)
urea
9.
Which excretory organ eliminates water and some chemical wastes in perspiration?
a)
lungs
b)
skin
c)
liver
d)
kidneys
10.
The process of removal of the body’s wastes is called
a)
gas exchange.
b)
respiration.
c)
excretion.
d)
filtration.
11.
These organs are responsible for what?
a)
storing urine
b)
storing water
c)
filtering blood
d)
they don't have a particular job
12.
Urine flows out of the kidneys through narrow tubes called
a)
Gallbladder
b)
Ureter
c)
Nephrons
d)
Urethra
13.
What is #3?
a)
Kidney
b)
Ureters
c)
Bladder
d)
Urethra
14.
What is #1?
a)
Kidney
b)
Ureters
c)
Bladder
d)
Urethra
15.
What organ is D pointing to?
a)
Ureters
b)
Bladder
c)
Urethra
d)
Kidney
16.
The excretory system rids the body of ______ waste.
a)
solid
b)
liquid
c)
Gaseous
d)
Semi solid
17.
Urea is best described as
a)
a tube you pee out of
b)
Nitrogenous waste
c)
an organ
18.
What are the filtering units of the kidneys?
a)
nephrons
b)
ureters
c)
nuerons
d)
alveloi
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