Question

1.Excretion is a function of (A) Intestine (B) Kidney (C) Stomach (D) None​

Answer 1

The correct option is A) Kidney

Explanation:

• Humans contain two kidneys which are a part of the excretory system.

• The renal artery is the blood vessel which brings blood to the kidneys.

• The kidneys then purify the blood and remove all the waste from the blood and sent it back.

• The kidneys are also involved in absorbing back water and salts.

• Hence, the correct option is B)kidney.

Answer 2

Answer:

in my opinion (D) could be the right answer.....

Explanation:

Actually excretion takes place at lower most part which is Anus and till then the waste is kept in rectum...

Moreover, Stomach helps in breakdown of food particle which goes to the intestine where all the proteins and minerals are extracted or consumed for the energy and to fulfill other basic requirements of the body and kidney helps in purification of fluid and helps in removal of urea from the body....