Excretion, the kidneys and the skin

Question 1 of 10

Drinking plenty of water helps the kidneys to

Question 2 of 10

The kidneys remove

Question 3 of 10

Describe the path of urine from its formation to leaving the body.

Question 4 of 10

The waste made by the liver and removed in urine is ___.

Question 5 of 10

The organs that filter blood to make urine are the ___.

Question 6 of 10

Too much use of skin-bleaching creams can cause

Question 7 of 10

Dark yellow urine may show that a person

Question 8 of 10

State four functions of the skin.

Question 9 of 10

The tiny filtering units in the kidney are

Question 10 of 10

The kidneys produce urine.