Match the following. Column A Column B (a) Ingestion (i) Digested food taken up by the circulatory stream and carried to the cells of the body (b) Digestion (ii) Intake of food (c) Absorption (iii) Undigested food components are thrown out. (d) Egestion (iv) Food broken down into its components

(a)-(ii) Ingestion: The process by which we eat, or any other substance into the body by swallowing or absorbing it. It starts in the mouth for humans. (b)-(iv) Digestion: It is the process by which complex food materials are broken down into simple molecules is called digestion. Enzymes help in the process of digestion. (c)-(i) Absorption: It is the process by which digested food are taken up by the circulatory system i.e blood and lymph and carried to the cells of the body. (d)-(iii) Egestion: It is the act or process of discharging undigested food from the cell in case of unicellular organism. And for multicellular organism from the digestive tract via anus. Column A Column B (a) Ingestion (ii) Intake of food (b) Digestion (iv) Food broken down into its component (c) Absorption (i) Digested food taken up by the circulatory stream and carried to the cells of the body (d) Egestion (iii) Undigested food components thrown out

E M B I B E

Science Now 7>Chapter 2 - Nutrition in Animals>Activity 1

HARD

7th CBSE

IMPORTANT

Earn 100

Find out and write the mode of intake of food in the animals listed in the following table.

Animals

Mode of Intake of Food

Python

Rat

Housefly

Honeybee

Elephant

Whale

Important Questions on Nutrition in Animals

MEDIUM

7th CBSE

IMPORTANT

Science Now 7>Chapter 2 - Nutrition in Animals>Think and Answer

Does the tongue perform any function other than tasting?

MEDIUM

7th CBSE

IMPORTANT

Science Now 7>Chapter 2 - Nutrition in Animals>Revise and Recall

Match the following.

	Column A		Column B
(a)	Ingestion	(i)	Digested food taken up by the circulatory stream and carried to the cells of the body
(b)	Digestion	(ii)	Intake of food
(c)	Absorption	(iii)	Undigested food components are thrown out.
(d)	Egestion	(iv)	Food broken down into its components