Food Variety in the food Food items and there ingredients Sources of food : plants and animals Plant parts as food Plant root as food Plant stem as food Plant leaves as food Flowers as food Fruits as food Seeds as food Sprouts Animal products as food

1. M.Sc. Zoology
B.Ed.

2.  Food
 Variety in the food
 Food items and there ingredients
 Sources of food : plants and animals
 Plant parts as food
 Plant root as food
 Plant stem as food
 Plant leaves as food
 Flowers as food
 Fruits as food
 Seeds as food
 Sprouts
 Animal products as food

3. Anything called food.
food is necessary for us because
we can define food as follows:

4. We eat many
different kinds of
food at different
times and on
different days. This
is called
We eat different
varieties of food like:

5. :
Example: To prepare boiled rice-
rice+ water are used, so rice and
water are the ingredients for
boiled rice.
, , are used in cooking
vegetable curry, so vegetables, salt, water and spices are
ingredients of vegetable curry.

6. Plants and animals are
the main sources of food.
Plants are main source of our food
for human beings and other
animals.
Plants are the source of food materials like-
grains, pulse, oils, fruits,
vegetables, sugar, spices, tea
and coffee etc.
Animals provides us food materials:
milk,chicken, meat,fish and
honey.

7.  Plant root as food
We eat root of radish,
carrot, turnip, potato,
sweet potato, beet, etc.
 Plant stem as food
In certain plants the stem
grows underground and
store the food. Ginger,
potato, and onion are stems
of plants in which food is
stored. So, we eat stem of

8. Plant leaves as food
Spinach, mustard, cabbage,
Lettuce, Trigonella, etc. We eat
leaves of these plants.
 Flowers as food
Banana and pumpkins
etc.
Fruits as food
Guava, apple, banana,
mango, papaya, orange,
etc. We eat fruits of these
plants.

9. Seeds as food
•We eat the seeds of these plants
as foodgrains- wheat, maize,
rise, millet, Bengal gram.
• Many plants are used to
extract oil. For example Mustard
oil is extracted from seeds of
mustard plant. Similarly sunflower
oil, coconut oil, groundnut oil,
soyabean oil, etc. are obtained
from seeds of respective plants.
Sprouts
when the seeds being to
grow(germinate) by developing tiny
roots, they are called sprouts.

10. •We get milk, eggs, meat, honey, fish, etc. from animals.
•Buffaloes and cow give .
•Hen and duck give We get from goat, chicken, hen etc.
•Fish is the major part of food for people living in the coastal regions.
•HONEY – Honeybee produces honey from nectar of flowers. It is rich in sugars,
minerals and enzymes.