Excretory System

Elimination of nitrogenous waste materials is called
a) Circulation
b) Excretion
c) Digestion
d) Respiration

Answer:

b


Which of the following is chief excretory organ?
a) Kidney
b) Liver
c) Heart
d) Lungs

Answer:

a


Amount of blood passes through the Kidneys per minute is
a) 110 to 200 ml
b) 150 to 200 ml
c) 100 to 120 ml
d) 50 to 1000 ml

Answer:

c


Amount of water filtered by the Kidneys per day is
a) 100 litres
b) 110 litres
c) 90 litres
d) 170 litres

Answer:

d


Amount of water excreted as urine is
a) 1.5 litres
b) 2.5 litres
c) 3.5 litres
d) 4.5 litres

Answer:

a


General Science