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Subjects
Science State Board
Class 9
Organ systems in animals
Human organ systems
1.
Organs associated with kidney
Exercise condition:
2
m.
Choose the best ones:
1.
Urine is stored temporarily by which of these?
Urinary bladder
Ureters
Kidneys
Urethra
2.
The number of neurons in each kidney is
Three million
Four million
One million
Two million
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