Question:
Fill in the blanks appropriately Organ Excretory wastes
a. Kidneys ______________________
b. Lungs ______________________
c. Liver ______________________
d. Skin ______________________
Solution:
(a) Kidneys – Urea, uric acid, ammonia (based on organisms but usually urea like in human beings)
(b) Lungs – CO2 and H2O
(c) Liver- Bilirubin, Biliverdin, cholesterol, vitamins and other drugs
(d) Skin – Water, Sweat ( salt, urea, lactic acid) , Sebum (sterols, hydrocarbons etc.)
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