Sources of Food
Food: A fuel for every body and contains chemical that
fulfil demand of our body called nutrients.
Sources of food :
Plants ( fruits, vegetables, grains )
Animals ( meat, milk,)
Functions of foods
Provide energy to do activity
Protect from diseases
Help to grow cells and repair worn out cells
Plants prepare their own food and called producer .
Food habits: Different organism eat different things
according to that they are devised into following types
Herbivores – Those animals that eat plants only. They have
sharp cutting teeth in front and flat , grinding teeth at the
back. Ex. Cow, deer
Carnivores – Animals that eat the flesh of other animals
like snake, eagle vulture etc.
Omnivores – Animals that eat both pants and animals like
Scavengers – Animals that eat dead bodies of animals and
in this way help to clean environment.
Parasites – Animals depends on other living animals for
their food is called parasites.
Balanced diet: A diet which contains all the
nutrients needed by body is called balanced diet.
Nectar: Sweet juice found in flowers is known as
Edible: The substance/materials which are safe for
eating are called edible substances.
Sprouted seed: When the seeds such as moong or
chana have been kept dipped in water for a day.
Then the soaked seeds wrapped in a piece of wet
cloth and set aside. After 2-3 days, a small white
structure may grow out of the seeds. This stage of
seeds is called sprouted seed.