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WorksheetsExcretion_gr7_Quiz
Total questions: 20
Worksheet time: 15mins
The basic functional unit of human kidney is
henle's loop
nephron
nephridia
Lungs are important organs for excretion of
carbon dioxide
ammonia
water
Filtration of excretory wastes from the blood occurs in
ureters
collecting tubule
nephrons
kidneys, ureters, urinary bladder and urethra
excretory system
digestive system
respiratory system
The main nitrogen-containing waste excreted in urine is
ammonia
urea
nucleotides
Urea is produced as an excretory substance in human body in
urinary bladder
liver
kidney
About 90% of kidney stones can pass out through urinary system by drinking _
juice
water
sugar drinks
The cluster of capillaries within a nephron.
glomerulus
alveoli
aorta
vein
The organ whose excretory functions include detoxification of the blood and formation of urea.
liver
kidney
heart
gall bladder
The waste products produced by cellular life processes the most important of which are carbon dioxide, water, urea and mineral salts.
ATP
metabolic wastes
feces
enzymes
A nitrogen waste resulting from the breakdown of the amino acids produced during protein digestion.
carbon dioxide
bile
urea
water
A) Urine passes through the ureters
B) Urea enters the kidneys
C) Urine enters the urethra
Which substance is NOT found in the liquid in the highlighted parts of a healthy person?
Glucose
Salt
Water
Urea
The area influenced by hormones in order to regulate water balance in the body.
Loop of Henle
Proximal convoluted tubule
Distal convoluted tubule
Collecting tubule
Choose the substances (more than 1) that will be found in larger quantities the renal artery.
glucose
urea
water
oxygen
carbon dioxide
Choose the substances (more than 1) that will be found in larger quantities the renal vein.
glucose
urea
water
oxygen
carbon dioxide
Which of the following is not part of excretion?
remove toxic materials
remove undigested food
remove waste product of metabolism
remove substances in excess of requirement
Urea is carried from the _______ to the _______.
stomach, liver
liver, kidneys
kidneys, stomach
kidneys, liver
