Excretion Flashcards
1
Q
We have 3 excretory organs
A
Kidneys
Lungs
Skin
2
Q
Kidneys
A
Filter urea and salt from the blood. This process is called filtration
3
Q
Excretion
A
Is the removal of toxic chemicals substances, which are made in the body during metabolism
4
Q
Urea
A
Which is toxic , is produced in the liver from excess protein
5
Q
Lungs
A
Carbon dioxide and water are waste products of the process of respiration in all cells of the body
6
Q
Test for carbon dioxide
A
Limewater
7
Q
Test for water
A
Cobalt chloride paper
8
Q
Skin
A
Human skin has sweat glands which lead to pores at the surface
