Question

9. What is role of skin, lungs and intestine in the process of excretion in man?

Answer 1

skin helps in excretion of sweat lungs help in excretion of carbon dioxide intestine help in excretion of waste generated from food

Answer 2

Answer:

Skin – Skin excrete excess salts and water in the form of sweat.

Lungs – Lungs expel carbon – dioxide during exhalation.

Intestine – Intestine throw out undigested food in the form of faeces through anus