A flow chart shows various contributions involved till the chapati is made.

People living in different regions of our country use different methods of cooking food depending upon the availability of food products, e.g. in Northern India, wheat is grown, so people eat chapati as a staple food, where as in South India, people are rice eaters because rice is produced there in large quantity.

South India being close to sea, provides plenty of sea animal products like fish, etc. Chiefly grown cereal there is rice.
So, the people there mainly eat rice, fish, meat, etc. Vegetarians make idli, sambhar, uttapam, banana chips, coconut chutney. They use coconut oil as a cooking medium.

Food is needed by organisms for the following reasons
(i) Food provides us energy to perform various functions of body to sustain life.
(ii) Food helps us to protect the body against various diseases and infections.

We will soak a handful of moong dal in water overnight. In the morning, we will drain out water and wrap seeds in wet cotton cloth for one more day. Third day, the seeds will show sprouts which are edible and good source of proteins and minerals.

Five plants and their parts that we eat, are

Yes, sprouting of pulses can be done. In this form, pulses are highly nutritious.

We generally eat fruit of many plants.

Roots, fruits and leaves are edible parts in different plants.

Inclination to eat particular type of food is called food habit.

We cook food so that it can be used by our body easily.

Pumpkin flowers are used as vegetables.

(a) Food habits of people in Chennai were different as they used coconut oil for cooking and coconut is extensively used in preparing other dishes. Rice was part of every meal, they consume less or no chapatis.
(b) Food habits refer to particular interest towards certain types of food. It is commonly influenced by location, climate and availability.
(c) Sambhar dal is very common. Its main ingredients are dal, condiments, vegetables and oil. All of these ingredients are plant products.
(d) Rajni is friendly, observant and knowledge seeking girl. She is aware of her surroundings which is very important.

(a) The insect is 'honeybee'. Its place is 'beehive'.
(b) This insect feeds on pollens and nectar of flowers.
(c) Honeybee visits the flowers and it brings about pollination while collecting its food, thus helps the farmers, setting is facilitated.
(d) We collect honey from beehive.
(e) Honey is rich in sugars, enzymes and minerals. We use it as a food.