Biology · General Awareness

Nutrition and Food Sources

2,818 Questions

Nutrition and Food Sources questions test your knowledge of vitamins, dietary minerals, carbohydrates, and specialized dietary principles. This topic is commonly asked in railway, SSC, and UPSC exams. Review these questions to master the biological and health aspects of human nutrition.

Vitamins and mineralsDietary fiber sourcesMacronutrient functionsNaturopathic diet principlesOmega-3 fatty acids

Nutrition and Food Sources Questions

Multiple choice evs farming brings prosperity agriculture and types of crops crop management management of crops in india

Foodgrains which provide the most important staple food for man are

  1. Legume

  2. Cereals

  3. Oil seeds

  4. Millets
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Poaceae are the most economically important plant family, providing staple foods from domesticated cereal crops such as maize, wheat, rice, barley, and millet as well as feed for meat-producing animals. As staple foods, cereal grains provide a good amount of carbohydrate, dietary fibre, and protein.

So, the correct answer is 'Cereals'

Multiple choice evs farming brings prosperity agriculture and types of crops crop management management of crops in india

Which one of the following is the richest source of vegetarian protein?

  1. Gram

  2. Soybean

  3. Wheat

  4. Rice
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The soybean or Glycine max is a species of legume widely grown for its edible bean. The plant is classed as an oilseed rather than a pulse by the UN food and agricultural organization. Soybeans are considered by many agencies to be a source of complete protein. A complete protein is one that contains significant amounts of all the essential amino acids that must be provided to the human body, because of the body's inability to synthesize them. For this reason, soy is a good source of protein, amongst many others, for vegetarians and vegans or for people who want to reduce the amount of meat they eat. Thus, the correct answer is option B.

Multiple choice evs farming brings prosperity agriculture and types of crops crop management management of crops in india

Which among the following is the richest source of protein?

  1. Soybean

  2. Wheat

  3. Rice

  4. Gram
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Soybean contains 72% protein. Wheat has 52%, rice has 8% and gram has 38% of protein. Among the given options, highest protein content in present in the soybean. Hence, it is the richest source of protein. Thus, the correct answer is option A.

Multiple choice social science public health and the government food security and related aspects food security rural development programmes for poverty eradication poverty : challenge facing india poverty as a challenge role of the government in health

An individual needs requisite quantity of proteins,carbohydrates, fat, vitamins and salts. If these requirements are not fulfilled, it is called as _____________'.

  1. Visible

  2. Invisible

  3. Forced

  4. None
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A healthy mind resides in healthy body. One should eat food rich in minerals, proteins, vitamins etc. A balanced diet is a diet which consist of proper nutrition. A proper nutritious diet keeps us healthy and fit. These are essential for development of body and in efficiently of these salts and mineral chance of occurring diseases becomes higher. If these requirement are not fulfilled it is called invisible diet.

Multiple choice biology body fluids and circulation cardiac disorders cardiac regulation and disorders the blood system

Which of the following should a heart patient firmly avoid?

  1. Cream

  2. Mango

  3. Rice

  4. Milk
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Heart diseases can be caused due to a number of factors such as  age, gender, tobacco use, physical inactivity, excessive consumption of alcohol, unhealthy diet, obesity, family history of cardiovascular disease, hypertension, diabetics, high cholesterol levels , psychosocial factors and pollution, However, a patient with any form of heart disease should avoid cream as intake of dietary trans fat tends to perturb  the body's ability to metabolize the essential fatty acids which lead to changes in the  phospholipid fatty acid composition of the main artery of the heart. This tends to increase the risk of coronary heart disease.

So, the correct answer is option A.

Multiple choice evs - i constituents of food minerals in our diets types of nutrients nutrients and deficiency

The source of pyridoxine is:

  1. cereals

  2. meat

  3. yeast

  4. all of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The source of pyridoxine are cereals, meat and yeast.


 Pyridoxine (vitamin $B _6$) is found naturally in a lot of foods, but some of the best sources are fish, beef liver, meats, potatoes, yams and other starchy vegetables, eggs and non-citrus fruit. 

Fortified cereal is also a great source of vitamin $B _6$. Most multivitamins also contain $B _6$.

Option D is correct.

Multiple choice evs - i constituents of food minerals in our diets types of nutrients nutrients and deficiency

Cyanocobalamin is rich in:

  1. sewage sludge

  2. liver of pig

  3. egg

  4. all of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Cyanocobalamin is rich in liver of pig. Cyanocobalamin is also called as vitamin $B _{12}$. It is used to prevent and treat low blood levels of this vitamin. It is important to maintain metabolism blood cells, and nerves. Some common sources of vitamin $B _{12}$ are liver, kidney, chicken, pork, beef, fish, eggs and dairy products.

Multiple choice evs - i constituents of food minerals in our diets types of nutrients nutrients and deficiency

Name the main constituent of the food, in the absence of that one cannot live

  1. Carbohydrates

  2. Mineral salts

  3. Proteins

  4. Vitamins
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Carbohydrate is the major source of energy without which one cannot live. It is because carbohydrate is broken down to form instant energy in the form of glucose which can be converted into ATP and thus used for the regular functioning of the cell. Other forms of energy like proteins, vitamins, and minerals are the extra components that are not directly involved in the formation of energy.

So, the correct option is 'carbohydrates'

Multiple choice zoology economic biology dairy farm management cattle farming production of food from animals

Milk is

  1. Deficient in some of the essential amino acids

  2. Deficient in some of the essential fatty acids

  3. Contains all the essential fatty acids but in low quantity

  4. Full of all the food ingredients
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Milk is an emulsion. Human milk contains maximum amount of lactose (milk sugar). It contains all the amino acids in proper amount. It contains all the essential fatty acids but in low quality. Linoleic, linolenic and arachidonic acid are the essential fatty acids. Only few animals have the mechanism to synthesise these fatty acids.

Multiple choice evs production of food from animals dairy farm management cattle farming uses of animals contribution of louis pasteur discoveries by louis pasteur discovery of microorganisms

What is the potential use of guayule (Parthenium argentatum)?

  1. Source of protein rich seed

  2. Source of high quality edible oil

  3. Source of high quality rubber

  4. Source of liquid wax
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Guayule is a desert plant indigenous to the southwest United States and northern Mexico. The species (Parthenium argentatum) is a new industrial crop and the only species other than Hevea (the Brazilian rubber tree, Hevea brasiliensis) that has been used for rubber production on a commercial scale. Guayule needs low inputs of water, nutrients and pesticides less than many other crops and can be grown under arid and semi-arid climatic conditions. Thus, the correct answer is option C.

Multiple choice evs production of food from animals dairy farm management cattle farming uses of animals contribution of louis pasteur discoveries by louis pasteur discovery of microorganisms

Feeding jaggery along with lime water is one of the first aid measure for

  1. Diarrhoea

  2. Constipation

  3. Milk fever

  4. Anthrax
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation
  • Milk fever is a disorder of mainly dairy cows close to calving.
  • It is a metabolic disease caused by a low blood calcium level. Feeding jaggery along with lime water, a few days prior to calving and giving soft nutritious and easily digestible food for few days after calving prevent milk fever.
Thus, the correct answer is option C.
Multiple choice biology human brain and sense organs introduction to sense organs eyes and their function the structure and function of the eye

For the synthesis of rhodopsin, which of the following food is needed?

  1. Mango

  2. Rice

  3. Carrot

  4. Tomatoes
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation
Opsins are the light sensitive proteins of rods. Binding of opsin to retinal (a chromophore) makes rhodopsin which serves as the visual purple pigment of rod cells. Retinol is a form of vitamin A and carrots are a rich sources of vitamin A. So, the correct answer is option C.