Excretion in Humans Quiz
Preview:
Urea diffuses into the ______ of blood.
A. red blood cells
B. eukaryotes
C. plasma
D. white blood cells
Urea and uric acid is also known as
A. bile pigment
B. nitrogenous wastes
C. both
D. none of the above
Urea is produced as an excretory substance in human body in
A. urinary bladder
B. liver
C. kidney
The basic functional unit of human kidney is
A. henle’s loop
B. nephron
C. nephridia
Blood flows into the liver from the heart and the ________.
A. stomach
B. intestines
C. kidneys
Filtration of excretory wastes from the blood occurs in
A. ureters
B. collecting tubule
C. nephrons
Blood enters the kidneys through the ___________.
A. renal arteries
B. renal veins
C. tubules
D. ureter
Urea is carried from the _______ to the _______.
A. stomach, liver
B. liver, kidneys
C. kidneys, stomach
D. kidneys, liver
Which of the following is not part of excretion?
A. remove toxic materials
B. remove undigested food
C. remove waste product of metabolism
D. remove substances in excess of requirement
The muscular tubes which take the urine from the kidneys to the bladder are
A. urinary bladder
B. urethra
C. ureters
Largest gland in the human body
A. salivary gland
B. liver
C. sweat gland
Urine is released and flows into the bladder through the ________.
A. ureter
B. urethra
Urea is made from _________.
A. amino acid
B. fat
C. fibre
D. salts
Which of the following is not a function of the kidney tubules?
A. absorb plasma
B. filter blood
C. decide how much water is excreted
D. remove waste
Lungs are important organs for excretion of
A. carbon dioxide
B. ammonia
C. water
