Learn Class 6 Science - Food and its Components

All living things consume food to live. Food gives us energy and helps maintain a healthy body.

We obtain food from various sources. But today, the majority of the food we consume is unhealthy and can lead to harmful diseases. Thus, we should be careful about the food we intake.

Components of food

We eat different varieties of foods, and each differs in its components. The components of food are as follows:

Carbohydrates

The carbohydrates are present in the food in the form of starch and sugars. These break down into glucose and enrich our bodies with energy.

Fats

The fats help in storing energy, and it helps energize and protect the crucial organs.

Proteins

Bodybuilding foods are proteins that help in the process of metabolism by acting as enzymes and hormones.

Vitamins

Vitamins are significant components in food. They help in boosting the immune systems, repairing cells, and maintaining healthy bones. The various vitamins include A, B complex, C, D, etc. The deficiency of vitamins in the body can lead to many deficiency diseases.

Iodine

Iodine helps in the formation of thyroid hormones.

Calcium

Calcium plays a vital role in strengthening the bones and functioning of the nervous system.

Phosphorus

It helps in the maintenance of the acid-base balance in the body.

Food and its Components Sample Questions for Class 6

Question 1

Vitamin B group deficiency in the human diet causes
A. Pernicious anaemia, beri-beri, pellagra
B. Rickets, pellagra, beri-beri
C. Night blindness, scurvy, beri – beri
D. Beri – beri, scurvy, pellagra

Question 2

Landfill is an area where the garbage collected from a city or town is
A. Dumped
B. Recycled
C. Burned
D. Both Recycled & Burned

Question 3

What can we do to minimize over-usage of plastics and deal with garbage?
A. We should carry a plastic bag when we go out for shopping
B. We should burn plastic bags and other plastic items
C. We can use vermicomposting at home to deal with our kitchen waste
D. We should use only single side of the paper to write.

Question 4

Cinchona, isabgol, neem, Rauwolfia are
A. Oil yielding plants
B. Medicinal plants
C. Fibre yielding plants
D. Food plants

Question 5

Which of the following statements is incorrect?
A. Rotten garbage can be used as manure for plants
B. Materials made up of glass take thousand of years to decompose
C. We should put garbage in plastic bags and throw it away
D. Burning of plastic leads to cancer