Question

State whether the sentence is true or false.

a. The air we breathe out is rich in oxygen.

b. Trachea has a large surface area for gaseous exchange.

c. Saliva changes starch into sugar.

d. Bile is produced in gall bladder.

e. Digestion is completed in large intestine.​

Answer 1

Answers :-

1. False ; the air we breathe out is rich in carbon dioxide.

2. False ; alveoli has a large surface area for gaseous exchange.

3. True ; the enzyme is amylase.

4. False ; Released by the liver, but stored in the fall bladder.

5. False ; digestion is completed in small intestine.

Hope it helps!

Answer 2

A) FALSE
B) TRUE
C) FALSE
D) TRUE
E) TRUE