Food provides nutrients to fuel the body and keep it healthy. It helps the body grow, replace cells, and fight diseases while also providing energy. Plants and animals are the main food sources, with plants being producers and providing foods like fruits, stems, seeds, and leaves, while animals provide foods like milk, eggs, meat, and honey. A food chain shows how each living thing gets its nutrients by consuming other organisms in its environment.

2. INTRODUCTION
FOOD AND NUTRIENTS:-
 A fuel which our body needs to keep it working
is called food.
 The chemical substances present in the food we
take is called nutrients.

3. FUNCTIONS OF FOOD:-
 It helps the body to grow and replace worn out
cells.
 It protects the body from various diseases and
keeps it fit and healthy.
 It provides energy for various activities of the
body.

4. SOURCES OF FOOD
 The main sources of the food are Plants
and Animals.
 Green plants are known as Producers.

5. FOOD FROM PLANTS:-

 Fruit:- Banana, Apple, Mango, Oranges etc.
 Stems:- Potato, Sugarcane, Ginger, Turmeric etc.
 Seeds:- Wheat, Rice, Pulses etc.
 Leaves:- Spinach, Cabbage, Coriander etc.

6. FOOD FROM ANIMALS:-
 Milk
 Eggs
 Meat
 Honey

7. FOOD CHAIN
 A food chain is basically a chain of
events which shows how each living thing
gets its food in a particular environment.