Digestive System BIOLOGY - Digestive System

Bile juice is produced by

Proteins of the milk are converted into curd by the enzyme

Saliva converts starch into:

The hardest substance in your body?

Last molar tooth in human beings is called ______.

Name the three regions of the large intestine.

Name the three enzymes found in pancreatic juice.
(i)____ (ii)____ (iii)_____

What is the main function of bile?

Name the organ where the juice bile is temporarily stored.

Name the juice secreted by the liver.

Fill in the blanks in the table (1-5) by selecting the suitable names of substances from the list given below:
(steapsin, peptones, fatty acids, proteoses, protein).

Digestive Enzymes	Acts on	To convert into
(i) Pepsin	_________(2)	________(3) and
(ii) _______(1)	Fats	________(4) _________(5)

Answer in detail.
Liver does not secrete any enzymes yet it helps indigestion. How?

Differentiate between
Small intestine and Large intestine

Given alongside is the diagram of the human alimentary canal.
(i) Name the parts 1-11 indicated by guidelines.
1.____ 2.____ 3.____ 4.____ 5.____ 6.____ 7.____ 8.____ 9.____ 10.___ 11.____
(ii) State the function of the juice secreted by the part 1.
(iii) State the function of the three enzymes found in the juice secreted by part 3.

Name the types of teeth seen in humans.

Name the digestive juice secreted by the stomach and give its function.

What is the role of the liver and the pancreas respectively in the digestion of food?

Food are classified into three groups on the basis of the function they perform in our body. Name the three categories, and briefly give their functions. Also give their two sources each.

Answer in detail.
You had eaten bread in the morning. Starting from the mouth, explain how it is digested?

Answer in detail.
What happens to the nutrients absorbed in the bloodstream from the small intestine?

Answer in detail.
What changes occur in food in the mouth?

Answer in detail.
Name the four types of teeth and their functions

Answer in detail.
What is meant by digestion? How does it differ from nutrition?

Saliva changes starch into maltose.

The ducts from the salivary glands open into the duodenum.

The temporary set of teeth includes incisors, canines, and premolars only.

Wisdom tooth appears at the age of 5-6 years when the child starts going to school.

Proteins are digested into fatty acids.