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

What is the term for the thymus gland of an animal used as food?

  1. Sweetbreads

  2. Pancreas

  3. Islets of Langerhans

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

Sweetbreads are the thymus glands or pancreas of an animal and are often used in pâté and other dishes.

Multiple choice

What is the nutritional value of lentil falafel?

  1. High in protein

  2. High in fiber

  3. Low in fat

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

Lentil falafel is a nutritious food that is high in protein, fiber, and low in fat.

Multiple choice

What are some of the health benefits of eating lentil falafel?

  1. May help reduce cholesterol

  2. May help improve blood sugar control

  3. May help reduce the risk of heart disease

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

Lentil falafel is a healthy food that may help reduce cholesterol, improve blood sugar control, and reduce the risk of heart disease.

Multiple choice

Which grain is the leading source of carbohydrates worldwide?

  1. Rice

  2. Wheat

  3. Corn

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

Rice is the most widely consumed grain globally, serving as a staple food for over half of the world's population.

Multiple choice

Which of the following is an example of an organic food additive that is used to improve the texture of food?

  1. Sodium benzoate

  2. Potassium sorbate

  3. Citric acid

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

Xanthan gum is an organic food additive that is used to improve the texture of food. It is a polysaccharide that is produced by the bacterium Xanthomonas campestris.

Multiple choice

Which cereal grain is known for its high protein content and is often used in breakfast cereals and baked goods?

  1. Wheat

  2. Rice

  3. Oats

  4. Rye
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Oats are a cereal grain recognized for their high protein content and are commonly consumed in breakfast cereals, oatmeal, and various baked goods.

Multiple choice

Which superfoods are commonly added to Indian bread varieties?

  1. Chia seeds

  2. Flax seeds

  3. Goji berries

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

Chia seeds, flax seeds, and goji berries are all superfoods that are being added to Indian bread varieties to enhance their nutritional value and flavor.

Multiple choice

Which dietary pattern is generally recommended for individuals with type 2 diabetes?

  1. Low-carbohydrate diet

  2. High-protein diet

  3. Mediterranean diet

  4. Paleo diet
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Mediterranean diet, rich in fruits, vegetables, whole grains, and healthy fats, is often recommended for individuals with type 2 diabetes due to its potential benefits in managing blood sugar levels.

Multiple choice

What is the primary source of dietary fiber in a plant-based diet?

  1. Fruits and vegetables

  2. Whole grains

  3. Legumes

  4. Nuts and seeds
Reveal answer Fill a bubble to check yourself
Correct answer
Explanation

In a plant-based diet, dietary fiber is primarily obtained from fruits, vegetables, whole grains, legumes, nuts, and seeds.

Multiple choice

What is the primary dietary source of omega-3 fatty acids?

  1. Red meat

  2. Poultry

  3. Fish

  4. Dairy products
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Fish, particularly fatty fish like salmon, tuna, and mackerel, are the primary dietary source of omega-3 fatty acids, which are beneficial for heart health.

Multiple choice

What is the primary dietary source of iron?

  1. Red meat

  2. Poultry

  3. Fish

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

Red meat, such as beef, lamb, and pork, is the primary dietary source of iron, which is essential for red blood cell production and oxygen transport.

Multiple choice

What is the primary dietary source of vitamin C?

  1. Citrus fruits

  2. Berries

  3. Leafy green vegetables

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

Citrus fruits, such as oranges, grapefruits, and lemons, are the primary dietary source of vitamin C, which is important for immune function and collagen production.

Multiple choice

What is the nutritional value of Vindaloo?

  1. High in calories and fat

  2. High in protein and fiber

  3. Low in calories and fat

  4. It depends on the ingredients used
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The nutritional value of Vindaloo depends on the ingredients used.

Multiple choice

What is the term used to describe the practice of consuming a plant-based diet?

  1. Veganism

  2. Vegetarianism

  3. Pescetarianism

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

Vegetarianism refers to the practice of consuming a plant-based diet, excluding meat, poultry, and seafood.

Multiple choice

What is the term used to describe the practice of consuming meat or fish only occasionally?

  1. Veganism

  2. Vegetarianism

  3. Pescetarianism

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

Flexitarianism refers to the practice of consuming meat or fish only occasionally, while primarily following a plant-based diet.