Question

Answer the following questions in brief.
a) Name the stages involved in the process of nutrition in animals.
b) Where is saliva produced?
c) How many taste buds are present on the tongue? Name them.
d) How many types of teeth are found in human beings? Write their functions
e) How is mechanical digestion different from chemical digestion?
f) What does epiglottis do?
g) How many chambers are present in the stomach of the ruminants?
Answer the following questions in detail.​

Answer 1

Answer:

a)Ingestion

Digestion

Absorption

Assimilation

Egestion

b)Salivary Glands

c) 4: Sweet, Salty, Sour, Bitter

d)4

Incisors: Biting and cutting of food

Canines: Piercing and tearing of food

Premolars and molars: Chewing and grinding of food.

e) Mechanical digestion involves physical movement to make foods smaller. Chemical digestion uses enzymes to break down food.

f) The epiglottis is a small movable flap/lid that flaps shut and opens during the peristaltic movement of food to prevent food and water from entering the windpipe.

g) There are four chambers in the stomach of a ruminant:

1. Rumen

2. Reticulum

3. Omasum

4. Abomasum