Class -06,Food: Where does it come from? class-06 (science)

 

                  CHAPTER - 01

      Food: Where does it come from ?

Food— Food is source of nutrition that living organisms eat, drink or absorb to maintain life and growth. 

Ingredients— Ingredients are the materials used for making food item.

Food item	Ingredients
Roti / Chapati	Atta, Water
Daal	Pulses, Water, Salt, Oil/ghee, spices.
Kheer	Milk, Rice, Sugar

Food material and sources—The main sources of our food are plants and animal.Use of food in our body—for Energy, work, body function, good health and wound healing etc.

 

                                       Food sources

                            ↙ ↘

Plant source                  Animal source

*Vegetable                         *Milk

*Pulses                               *Egg

*Spices                               * Honey

*Fruits                                *Meat

*Cereals                             *Fish

*Oil etc                              *Curd etc

 

Ingredients used to prepare food item and their sources.

Food item	Ingredients	sources
Idli	Rice Urad dal Salt Water	Plant Plant
Chicken curry	Chicken spices oil/ghee water	Animal Plant plant/Animal
Kheer	Milk Rice Sugar	Animal Plant Plant
Daal	Pulses Salt oil/ghee Spices Water	Plant   plant/Animal Plant

 

Plant parts as food—Plants are one source of our food. We eat different parts of plant as vegetables fruits.

Ex. Flower, Fruit, Stem, Leaf, Root.

 

Roots as food- Carrot, Beetroot, Radish, Turnip etc

Stem as food- Potato, Ginger, Sugarcane etc.

Leaves as food- Spinach, Coriander, Cabbage, Onion etc.

Flowers as food- Rose, Cauliflower, etc.

Fruits as food- Apple, Banana, Tomato, Grapes etc.

Seed as food- Corn, Wheat, Maize, Pulses etc.

 

*- Some plants have two or more edible parts.

Ex. Seeds of mustard plants give us oil and leaves are used as vegetable.

              Plants parts as food

Food	Ingrdients/Source	Plant part
Brinjal curry	Brinjal Chilli as spice Oil from groundnut mustard soyabean	Fruit Fruit Seed   Seed Seed
Spinach veg	Spinach Chilli Oil from mustard	Leaf Fruit Seed
Daal	Pulse Chilli Oil from mustard	Seed Fruit Seed

Animal product as food—Milk, Ghee, Butter, Egg, Honey, Meat.

 

Sprout—A small white structure may have grown out of the seed is known as sprout.

Ex. Sprout of moong and chana.

 

*After washing sprout seeds we can eat it.

 

Nector—The sweet liquid that bees collect from flowers to make honey. It is sugar rich liquid provided by plants.

*Flowers and their nector may be available only for a part of the year.

Beehive—The structure or home in which honeybees live and reproduce is called beehive.

# Beehive can be both man made and natural

# Another name of these shelter is honeycomb.

# We collect the food, stored by the bees as honey.

   Classification of animal based on food they eat.

            Animal may divide in 3 groups on the basis of their food.

*1- Herbivorous

*2- Carnivorous

*3- Omnivorous

(1)- Herbivorous—Animals which eat only plants or plant product are called herbivorous.

Ex. Cow, Buffalo, Goat, Sheep etc.

(2)- Carnivorous—Animals which eat other animals are called carnivorous.

Ex. Tiger, Lion etc.

 

(3)- Omnivorous—Animals which eat both plants and animals are called omnivorous.

Ex. Bear, Fox, Dog, Human etc.