Biology ยท 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

Pulses are a subset of legumes that are typically:

  1. Dried

  2. Edible seeds

  3. High in protein

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

Pulses are dried, edible seeds of leguminous plants that are high in protein.

Multiple choice

Legumes and pulses are an important part of a sustainable diet because they:

  1. Require less water than other crops

  2. Fix nitrogen in the soil

  3. Are a good source of plant-based protein

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

Legumes and pulses require less water than other crops, fix nitrogen in the soil, and are a good source of plant-based protein, making them a sustainable dietary choice.

Multiple choice

Legumes and pulses are a good source of:

  1. B vitamins

  2. Potassium

  3. Magnesium

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

Legumes and pulses are a good source of B vitamins, potassium, and magnesium.

Multiple choice

Legumes and pulses are a good source of:

  1. Antioxidants

  2. Phytonutrients

  3. Fiber

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

Legumes and pulses are a good source of antioxidants, phytonutrients, and fiber.

Multiple choice

Legumes and pulses are a good source of:

  1. Iron

  2. Zinc

  3. Calcium

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

Legumes and pulses are a good source of iron.

Multiple choice

Legumes and pulses are a good source of:

  1. Protein

  2. Fiber

  3. Iron

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

Legumes and pulses are a good source of protein, fiber, and iron.

Multiple choice

Which of these superfoods is known for its high antioxidant content and ability to combat free radical damage?

  1. Acai Berries

  2. Goji Berries

  3. Blueberries

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

Acai berries are renowned for their exceptional antioxidant profile, boasting a concentration of anthocyanins and other potent compounds that neutralize free radicals and protect cells from oxidative stress.

Multiple choice

What superfood is a rich source of omega-3 fatty acids, essential for heart health and cognitive function?

  1. Chia Seeds

  2. Flax Seeds

  3. Hemp Seeds

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

Chia seeds are a plant-based powerhouse of omega-3 fatty acids, particularly alpha-linolenic acid (ALA), which the body converts into EPA and DHA, vital for heart and brain health.

Multiple choice

What superfood is a natural prebiotic, promoting gut health and supporting a balanced microbiome?

  1. Jerusalem Artichoke

  2. Garlic

  3. Asparagus

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

Jerusalem artichoke, also known as sunchoke, is a rich source of inulin, a prebiotic fiber that nourishes beneficial gut bacteria, contributing to a healthy digestive system.

Multiple choice

Which superfood is known for its high protein content and is a popular choice among vegans and vegetarians?

  1. Quinoa

  2. Lentils

  3. Edamame

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

Quinoa, an ancient grain, stands out for its complete protein profile, containing all nine essential amino acids, making it a valuable plant-based protein source.

Multiple choice

What superfood is a potent source of antioxidants, including flavonoids and carotenoids, contributing to eye health and overall well-being?

  1. Kale

  2. Spinach

  3. Broccoli

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

Kale, a leafy green vegetable, is packed with antioxidants, particularly lutein and zeaxanthin, which are essential for maintaining healthy vision and protecting against age-related macular degeneration.

Multiple choice

Which superfood is renowned for its adaptogenic properties, helping the body manage stress and maintain balance?

  1. Ashwagandha

  2. Rhodiola Rosea

  3. Maca Root

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

Ashwagandha, an ancient Ayurvedic herb, is known for its adaptogenic qualities, supporting the body's ability to adapt to physical and mental stressors, promoting resilience and overall well-being.

Multiple choice

What superfood is a rich source of iron, essential for red blood cell production and oxygen transport throughout the body?

  1. Beets

  2. Spinach

  3. Lentils

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

Blackstrap molasses, a byproduct of sugarcane processing, is an excellent source of iron, providing a concentrated amount of this essential mineral, which is crucial for healthy blood formation and oxygenation.

Multiple choice

Which superfood is celebrated for its high fiber content, promoting digestive regularity and supporting a healthy gut microbiome?

  1. Chia Seeds

  2. Flax Seeds

  3. Oats

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

Psyllium husk, derived from the Plantago ovata plant, is renowned for its exceptional fiber content, aiding in digestive regularity, promoting satiety, and supporting a balanced gut ecosystem.

Multiple choice

What superfood is a natural source of electrolytes, essential for maintaining hydration, electrolyte balance, and optimal cellular function?

  1. Coconut Water

  2. Himalayan Pink Salt

  3. Celery

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

Coconut water, the clear liquid found inside coconuts, is rich in electrolytes, including potassium, sodium, and magnesium, which play crucial roles in hydration, nerve function, and muscle contraction.