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Excretion in Humans

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

The basic functional unit of human kidney is

a)

henle's loop

b)

nephron

c)

nephridia

2.

Lungs are important organs for excretion of

a)

carbon dioxide

b)

ammonia

c)

water

3.

Filtration of excretory wastes from the blood occurs in

a)

ureters

b)

collecting tubule

c)

nephrons

4.

Largest gland in the human body

a)

salivary gland

b)

liver

c)

sweat gland

5.

kidneys, ureters, urinary bladder and urethra

a)

excretory system

b)

digestive system

c)

respiratory system

6.

Bowman's capsule and glomerulus together are called

a)

renal tubules

b)

Malphigian tubule

c)

Mammalian tubule

7.

The main nitrogen-containing waste excreted in urine is

a)

ammonia

b)

urea

c)

nucleotides

8.

The muscular tubes which take the urine from the kidneys to the bladder are

a)

urinary bladder

b)

urethra

c)

ureters

9.

Urea is produced as an excretory substance in human body in

a)

urinary bladder

b)

liver

c)

kidney

10.

About 90% of kidney stones can pass out through urinary system by drinking _

a)

juice

b)

water

c)

sugar drinks