Biology · General Awareness

Nutrition and Food Sources

2,738 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 general knowledge
  1. True

  2. False

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

There's no scientific evidence that eating onions after fatty meals reduces cholesterol. Onions contain some beneficial compounds, but the claim about post-meal cholesterol reduction is not supported by research. Cholesterol management requires long-term dietary changes.

Multiple choice general knowledge
  1. Junior Horlicks

  2. Complan

  3. Bournvita

  4. Viva

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The tagline 'A to Z nutrition' is used by Junior Horlicks, positioning it as a complete nutritional supplement for children. This question tests knowledge of health drink advertising and nutritional claims for children's products in India.

Multiple choice general knowledge
  1. provide nutrition

  2. provide minerals

  3. provide salts

  4. none of the above

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Water itself does not provide nutrition, minerals, or salts as implied in options A, B, and C. While water is essential for life and helps transport nutrients, it is not a source of nutrients. Therefore 'none of the above' is the correct answer.

Multiple choice general knowledge
  1. Fully ripe big banana

  2. Sprouted pulses

  3. One bowl rice

  4. One cooked potato

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A fully ripe large banana contains approximately 105-120 calories, which is higher than sprouted pulses (approx. 100-120 calories per cup), one bowl of rice (approx. 130-150 calories but usually a smaller portion), or one cooked potato (approx. 100-150 calories but typically smaller). Among the options presented, the large banana has the highest caloric density per typical serving size.

Multiple choice general knowledge science & technology
  1. Fat

  2. Protein

  3. Cholesterol

  4. Calories

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Calories are the most critical piece of nutrition information when dieting because weight management fundamentally depends on caloric balance. While fat, protein, and cholesterol matter for overall health, total calorie intake directly determines weight gain or loss.

Multiple choice general knowledge
  1. yes

  2. no

  3. both

  4. none

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Steroids are administered through multiple routes including injections, topical creams, pills, and inhalers, not just dietary intake. Anabolic steroids for performance enhancement are typically injected, while corticosteroids for medical conditions may be applied as creams or taken orally. The term 'diet only' incorrectly limits the administration methods.

Multiple choice general knowledge
  1. fruit

  2. vegtables

  3. meat

  4. grain

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

An apple is biologically classified as a fruit, specifically a pome. It develops from the ovary of a flowering plant and contains seeds. Vegetables, meat, and grains are different food categories.

Multiple choice general knowledge
  1. candy

  2. ice cream

  3. gum

  4. milk

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Milk is rich in protein, calcium, and other nutrients that support muscle growth and bone strength, making it a food that helps you stronger. Candy, ice cream, and gum are primarily sugar-based and provide minimal nutritional value for building strength.

Multiple choice general knowledge culture
  1. To strengthen bones

  2. To clear out wax from the inner ear.

  3. To build and maintain body tissue.

  4. To increase blood flow to the heart.

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Protein is essential for building and repairing body tissues including muscles, skin, organs, and bones. It provides amino acids that your body uses to create new tissue and repair damaged cells. Without adequate protein, your body cannot maintain muscle mass or heal properly.

Multiple choice general knowledge
  1. Egg's white

  2. Blood Plasma

  3. Olive oil

  4. Petrol

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Coconut water from young coconuts has a chemical composition remarkably similar to human blood plasma. During World War II and in some emergency situations, coconut water was used as a temporary substitute for blood plasma when medical supplies were scarce. It contains essential electrolytes and is sterile inside the nut.