Biology · General Awareness

Vitamins and Nutrition

1,549 Questions

Review essential concepts of human nutrition, focusing on macro and micronutrients. The questions cover vitamin deficiencies, sources, and their physiological roles such as blood clotting and vision. This material is highly relevant for the general science section of various government exams.

Vitamin sources and functionsMacronutrients for energyBlood coagulation vitaminsDeficiency diseasesNutrient absorption mechanisms

Vitamins and Nutrition Questions

Multiple choice

What contributes to the color of the skin?

  1. melanin

  2. carotene

  3. blood vessels

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

Skin color is determined by a combination of melanin (pigment), carotene (yellow-orange pigment), and the color of the blood flowing through the vessels in the dermis.

Multiple choice biology the age of adolescence maintaining the reproductive health reaching the age of adolescence adolescence

Which of these is required in small quantity in our body?

  1. Carbohydrates

  2. Proteins

  3. Fats

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

Carbohydrates, proteins and fats are macronutrients which help in the body building mechanism. They regulate several metabolic functions inside the body. Carbohydrates are the major source of energy production in plants and animals. Proteins help in the body building mechanism. Fats are involved in the source of instant energy. Vitamins and minerals form the micro nutrients, i.e., required in small quantity in our body.

So, the correct answer is option D.

Multiple choice evs - i food and health effect on general health diet, drugs and disease nourishment and malnutrition diseases caused by changes in lifestyle

Which of the following type of nutrients help to produce energy?

  1. Carbohydrates

  2. Vitamins

  3. Minerals

  4. Proteins
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
  • The three main nutrients used for energy are carbohydrates, protein, and fats, with carbohydrates being the most important source. 
  • Your body can also use protein and fats for energy when carbohydrates have been depleted.
  •  When you eat, your body breaks down nutrients into smaller components and absorbs them to use as fuel. Hence, carbohydrates are a type of nutrients help to produce energy.
So, the correct answer is 'carbohydrates'.
Multiple choice evs nutrition and its deficiency nutrients and foodstuffs introduction to nutrients nutrition and its need simple test for nutrients test for nutrients

Which of the following is called as a nutrient?

  1. Carbohydrate

  2. Protein

  3. Vitamins

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

Nutrients are substance present in food essential to survive, growth and health. They include macronutrients i.e, consumed in large amounts like carbohydrates, proteins and fats. And micronutrients i.e consumed small amounts like vitamins and minerals.

So the correct answer is 'All of the above'.

Multiple choice limestone uses of group 2 compounds group 2 industrial inorganic chemistry chemistry

State True or False.
Tricalcium phosphate is used as a nutritional supplement and occurs naturally in cow milk.

  1. True

  2. False
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Tricalcium phosphate is used as a nutritional supplement and occurs naturally in cow milk.
Thus, the given statement is true.
However commonly used supplements include calcium carbonate and calcium citrate.
Calcium carbonate should be taken with food and calcium citrate should be taken without food.

Multiple choice evs - i constituents of food dietary sources of proteins types of nutrients calorific value of nutrients

Besides having C, H, O which of the following also contains
N, S, p etc.

  1. Protein

  2. Fat

  3. Carbohydrate

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

Proteins are large molecules of high molecular weight containing C, H, O and nitrogen (N) . The presence of N distinguishes them from carbohydrate and fat. Iron, copper, iodine, sulphur and phosphorus may also be present in a very low proportion. Proteins are found in fish, meat, egg, wheat, bean, ground-nut and pulses.

Multiple choice evs a treat for mosquito anaemia mosquito and human health diseases caused by mosquitoes non communicable diseases

Identify the vitamin which helps to cure anaemia.

  1. Vitamin A

  2. Vitamin B12

  3. Vitamin K

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

  • Vitamin B-12 is a water-soluble vitamin, like all other B-vitamins. This means it can dissolve in water and travel through the bloodstream. 
  • The human body can store vitamin B-12 for up to four years. Any excess or unwanted vitamin B-12 is excreted in the urine. 
  • The human body produces millions of red blood cells every minute. These cells cannot multiply properly without vitamin B-12. The production of red blood cells reduces if vitamin B-12 levels are too low. Anaemia can occur if the red blood cell count drops. Hence, Vitamin B12 helps to cure anaemia. 
 So, the correct answer is 'Vitamin B12'.

Multiple choice zoology micro - organisms: a wonderful world commercial use of microorganism microbes in household and industry microbial products - food, medicines and industrial products

Curd is rich in

  1. Calcium
  2. Vitamin ${ B } _{ 12 }$

  3. Phosphorus

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
  • Curdling of milk produces curd which occurs due to the presence of Lactobacillus bacteria which convert milk sugar to lactic acid at high temperatures.
  • Curd is rich in minerals like calcium, phasphorus potassium and zinc.
  • They are also rich in protein.
  • They are a good source of vitamins like riboflavin, Vitamin B6, Vitamin B12, pantothenic acid, and Vitamin A. 
  • So, the correct answer is 'Calcium'.
Multiple choice bio-chemistry lipids derived lipids biomolecules: chemical constituents of living cells cell membrane

Steroid is derived from

  1. Cholesterol

  2. Thyroxine

  3. Vitamin A

  4. Fatty acid ester
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
Steroids are the organic molecule which plays an important role in the growth and development of the body. The molecular structure consists of 17 carbons which are arranged in four fused structure. It is found in plants, animals and fungi. Cholesterol which is the derivative of steroid forms an integral component of the cell membrane and alter the membrane fluidity. The also acts as hormone precursor for steroidal hormones.
So, the correct answer is option A.
Multiple choice evs food components energy from different food components nutritional requirements of the body need for nutrients simple test for nutrients test for nutrients

Fish flour is rich in

  1. Fat

  2. Protein

  3. Vitamins

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

Fish flour is a source of amino acids and vitamin with very high protein content, made of fresh sea fish or unprocessed fish wastes. Due to its rich nutritional content, it is the most important material in the rations of barn animals, poultry and fish and is commonly used in the feed industry.


So, the correct option is 'Protein'.

Multiple choice evs sources of food and food habits of animals food material and source forests: our lifeline seed dispersal

Cod and shark liver oil is a source of

  1. Energetic nutrients

  2. Constructive nutrients

  3. Energetic and constructive nutrients

  4. Protective nutrients

  5. Protective and constructive nutrients
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Cod and shark liver oils are rich in vitamins A and D, which are classified as protective nutrients because they help maintain health and prevent deficiency diseases.

Multiple choice biomacromolecules biotechnology cell biology and biotechnology biomolecules biology

To get quick energy one should consume which of the following option?

  1. Carbohydrate

  2. Fats

  3. Vitamins

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

Carbohydrates are the primary cellular fuel used to derive energy. Fats and proteins are used under starvation when carbohydrates are not available. Vitamins are not a major source of energy but are required as coenzymes for many enzymatic reactions in body metabolism.