Match the following:
Coloumn1Coloumn21. Carbon dioxide is removed from the blood in this organi) Kidneys2. Nitrogenous waste is removed from the blood in this organii) Nephrons3. Filtration units present in the kidneyiii) Lungs
1-iii, 2-i, 3-ii
Carbon dioxide is removed from the blood int the lungs. Nitrogenous waste is removed from the blood in the kidneys. Nephrons are filtration units present in the kidney.