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

Which superfood is known for its high content of fiber, which can aid in digestion and promote gut health?

  1. Oats

  2. Apples

  3. Lentils

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

Oats, apples, and lentils are all good sources of fiber.

Multiple choice

Which superfood is a rich source of protein, iron, and B vitamins, making it beneficial for vegetarians and vegans?

  1. Quinoa

  2. Spinach

  3. Almonds

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

Quinoa is a complete protein, meaning it contains all nine essential amino acids. It is also a good source of iron and B vitamins.

Multiple choice

Which superfood is known for its high content of vitamin C, which is essential for immune system function?

  1. Oranges

  2. Grapefruit

  3. Broccoli

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

Oranges, grapefruit, and broccoli are all good sources of vitamin C.

Multiple choice

Which superfood is a rich source of antioxidants, including anthocyanins, which have been linked to improved brain function?

  1. Blueberries

  2. Strawberries

  3. Pomegranates

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

Blueberries, strawberries, and pomegranates are all good sources of antioxidants, including anthocyanins.

Multiple choice

Which superfood is known for its high content of polyphenols, which have been shown to have anti-cancer properties?

  1. Green tea

  2. Red wine

  3. Dark chocolate

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

Green tea, red wine, and dark chocolate are all good sources of polyphenols.

Multiple choice

Which superfood is a rich source of probiotics, which are beneficial bacteria that support gut health and overall well-being?

  1. Yogurt

  2. Kombucha

  3. Sauerkraut

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

Yogurt, kombucha, and sauerkraut are all good sources of probiotics.

Multiple choice

Which superfood is known for its high content of resveratrol, an antioxidant that has been linked to longevity and reduced risk of chronic diseases?

  1. Grapes

  2. Red wine

  3. Blueberries

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

Grapes, red wine, and blueberries are all good sources of resveratrol.

Multiple choice

Which superfood is a rich source of beta-carotene, which is converted to vitamin A in the body and is essential for vision and immune function?

  1. Carrots

  2. Sweet potatoes

  3. Spinach

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

Carrots, sweet potatoes, and spinach are all good sources of beta-carotene.

Multiple choice

Which superfood is known for its high content of quercetin, an antioxidant that has been shown to have anti-inflammatory and antiviral properties?

  1. Apples

  2. Onions

  3. Broccoli

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

Apples, onions, and broccoli are all good sources of quercetin.

Multiple choice

Which superfood is a rich source of lutein and zeaxanthin, carotenoids that are essential for eye health and may reduce the risk of age-related macular degeneration?

  1. Kale

  2. Spinach

  3. Collard greens

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

Kale, spinach, and collard greens are all good sources of lutein and zeaxanthin.

Multiple choice

Which superfood is known for its high content of ellagic acid, an antioxidant that has been shown to have anti-cancer and anti-inflammatory properties?

  1. Pomegranates

  2. Strawberries

  3. Raspberries

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

Pomegranates, strawberries, and raspberries are all good sources of ellagic acid.

Multiple choice

Which superfood is a rich source of selenium, an essential mineral that plays a role in thyroid function, immune system health, and antioxidant defense?

  1. Brazil nuts

  2. Sunflower seeds

  3. Chia seeds

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

Brazil nuts are a particularly rich source of selenium.

Multiple choice

Which macronutrient provides the primary source of energy for cycling?

  1. Protein

  2. Carbohydrates

  3. Fats

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

Carbohydrates, particularly in the form of glycogen, are the main energy source for cycling, providing fuel for muscles during exercise.

Multiple choice

Which food items are suitable for a pre-ride meal?

  1. Oatmeal with fruit and nuts

  2. Whole-wheat toast with peanut butter and banana

  3. Scrambled eggs with vegetables

  4. Protein shake with berries and granola
Reveal answer Fill a bubble to check yourself
Correct answer
Explanation

Oatmeal with fruit and nuts, as well as whole-wheat toast with peanut butter and banana, are examples of balanced pre-ride meals that provide a combination of carbohydrates, protein, and healthy fats.

Multiple choice

Which recovery drink is commonly recommended for cyclists after a ride?

  1. Chocolate milk

  2. Fruit juice

  3. Soda

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

Chocolate milk is a popular recovery drink for cyclists due to its combination of carbohydrates, protein, and electrolytes, which aid in muscle recovery and replenishment of glycogen stores.