What are the divisions of food according to the functions it
performs ? Describe them
Answer Posted / guest
Different kinds of food can be divided into two kinds
according to the functions they serve. They are :
(a) the foods that act as body builders.
(b) The foods that produce energy i.e., energy producers.
Body-builders: Food of this variety provides the materials
that are required for the construction of the body. There
are various kinds of substances that help in the
construction of the human body.
1. Protein: It is the name of the substance of which our
body is built up. It is a chemical compound composed of
nitrogen, hydrogen, oxygen, carbon and sulphur. Without
protein life is impossible. The name protein is derived from
the Greek work protos which means first. It is available in
the vegetables or meat pr eggs we eat.
2. mineral salts : Apart from proteins there are certain
mineral salts that help to build the body. Bones and teeth
are built of calcium and phosphates. Iron salts are
necessary for the formation of blood. For the general build
up of the body. Iodine compounds are necessary. These
mineral salts are available in fruit and other vegetables.
3. water : this is another most important constituent of the
human body. Nearly two-thirds of the weight of our body
consists of water. It is obtained through the food we eat
and the water we drink.
Energy-producers : Energy is required t run the human
machine, just as coal is required to run a steam engine or
electricity is required to run a fan. This is provided to
the body by two kinds of fuel known as carbohydrates and
fats. These are chemical two substances in these chemical
compounds are hydrogen and oxygen. These carbohyrates are
provided by foods which are called starchy foods. Both
cabohydrates and fats are present in many of our foods.
Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
How can we calculate %difference in Weighing balance?
Who commanded the challenger’s first flight?
Which is the largest comet?
How many astronauts travelled in the challenger?
what is composition of fizzy drinks
Why the diesel generator suddenly increases the output voltage and avr get shorted ... And also increases the load the generator decreases the voltage why ..and also the output power in amps generated in 30 kv diesel generator ..
Science as a social endeavor .Explain
Who was the first cosmonaut?
meron po bang minerals ang astoroids po ba?
what are the advantages and disadvantages of empirical knowledge?
When and where was the tata institute of fundamental research founded?
Describe the evolution of science and its impact on society
When did india conduct three under ground nuclear tests?
What is used in arihant’s atomic reactor?
When was the first american rocket launched?