Question

Which of the following is not an accessory excretory organ?

a) Kidney

b) Skin

c) Liver

d) Lungs​

Answer 1

Answer:

Liver

Explanation:

Accessory organs are the organs which do not form part of a particular system but still take part in the activities and the functioning of that particular system. Liver is considered as an accessory excretory organ. Liver is not a part of the excretory system of humans but it plays a role in excretion.

Answer 2

Answer:

lungs

Explanation:

the main excretory organs in vertebrates are kidneys. Lungs, skin and liver may act as accessory excretory organs in some vertebrates.

Lungs are the respiratory organs which aid is exchange of air.