2nd Periodical Test Science 6

 excretory system is the system of an organism's body that performs the function of excretion, the bodily process of discharging wastes.

• TRUE

• FALSE

Organs of excretion include the skin, liver, large intestine, lungs, and kidneys.

• TRUE

• FALSE

Kidney remove waste products from the blood ,maintain blood pH ;regulate water content in blood and regulates blood volume.

• TRUE

• FALSE

Ureters carries urine to the bladder from the kidneys.

• TRUE

• FALSE

Bladder is sac -like organ that collects urine .

• TRUE

• FALSE

 Which organ of the excretory system stores urine until the body is ready to eliminate it?

• ureters

• urethra

• urinary bladder

• urea

Which excretory organ eliminates water and some chemical wastes in perspiration?

• liver

• kidneys

• lungs

• skin

Organs of excretion that maintain homeostasis include the kidneys, lungs, skin, and

• bronchus.

• diaphragm.

• bladder.

• liver.

What organ is D pointing to?

• Bladder

• Kidney

• Urethra

• Ureters

What organ is C pointing to?

• Ureters

• Bladder

• Kidney

• Urethra