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 of the following foods is a good source of protein?

  1. White bread

  2. Apples

  3. Eggs

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

Eggs are an excellent source of high-quality protein, providing all nine essential amino acids that the body cannot produce on its own. Protein is crucial for building and repairing tissues, producing enzymes and hormones, and supporting immune function.

Multiple choice

Which pie contains antioxidants that can help protect against cell damage?

  1. Cherry Pie

  2. Strawberry Pie

  3. Raspberry Pie

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

Blueberries are rich in antioxidants, which can help protect cells from damage caused by free radicals. Free radicals are unstable molecules that can contribute to aging and disease.

Multiple choice

What type of pie is a good source of iron?

  1. Spinach Pie

  2. Shepherd's Pie

  3. Chicken Pot Pie

  4. Beef Stew Pie
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Spinach is a good source of iron, which is important for red blood cell production and oxygen transport.

Multiple choice

What type of pie is a good source of vitamin A?

  1. Sweet Potato Pie

  2. Pumpkin Pie

  3. Carrot Pie

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

Sweet potatoes are a good source of vitamin A, which is important for vision and immune function.

Multiple choice

What type of pie is a good source of healthy fats?

  1. Avocado Pie

  2. Walnut Pie

  3. Almond Pie

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

Avocados are a good source of healthy fats, which can help lower cholesterol levels and reduce the risk of heart disease.

Multiple choice

What type of pie is a good source of probiotics?

  1. Yogurt Pie

  2. Kefir Pie

  3. Kombucha Pie

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

Yogurt is a good source of probiotics, which are live bacteria that can help improve digestive health and boost the immune system.

Multiple choice

What type of pie is a good source of iron?

  1. Spinach Pie

  2. Shepherd's Pie

  3. Chicken Pot Pie

  4. Beef Stew Pie
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Spinach is a good source of iron, which is important for red blood cell production and oxygen transport.

Multiple choice

What is the primary characteristic that distinguishes functional foods from regular foods?

  1. High levels of vitamins and minerals

  2. Enhanced flavor and taste

  3. Specific health-promoting properties

  4. Lower calorie content
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Functional foods are unique in their ability to provide specific health benefits beyond basic nutrition, such as reducing the risk of chronic diseases or improving overall well-being.

Multiple choice

Which of the following is NOT considered a functional food?

  1. Oatmeal

  2. Kale

  3. White bread

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

White bread is a refined grain product that lacks the beneficial nutrients and health-promoting compounds found in functional foods like oatmeal, kale, and blueberries.

Multiple choice

What is the primary role of dietary fiber in functional foods?

  1. Providing energy

  2. Promoting satiety

  3. Aiding in digestion

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

Dietary fiber, a key component of many functional foods, plays multiple roles in promoting health, including providing energy, promoting satiety, and aiding in digestion.

Multiple choice

Which functional food is known for its high content of omega-3 fatty acids?

  1. Salmon

  2. Avocados

  3. Walnuts

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

Salmon is a rich source of omega-3 fatty acids, which are essential for heart health and brain function.

Multiple choice

What is the primary antioxidant found in green tea, known for its potential health benefits?

  1. Catechins

  2. Quercetin

  3. Resveratrol

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

Green tea contains high levels of catechins, a type of antioxidant associated with various health benefits, including reducing inflammation and improving heart health.

Multiple choice

Which functional food is a good source of probiotics, beneficial bacteria that support gut health?

  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 fermented foods that contain probiotics, live microorganisms that provide health benefits to the gut and overall well-being.

Multiple choice

Which functional food is known for its high content of anthocyanins, antioxidants that contribute to its vibrant color?

  1. Blueberries

  2. Strawberries

  3. Raspberries

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

Blueberries, strawberries, and raspberries are all rich in anthocyanins, antioxidants that provide various health benefits, including reducing inflammation and improving cognitive function.

Multiple choice

Which functional food is a good source of resveratrol, an antioxidant found in red wine?

  1. Grapes

  2. Dark chocolate

  3. Pomegranates

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

Grapes, dark chocolate, and pomegranates are all good sources of resveratrol, an antioxidant associated with various health benefits, including reducing inflammation and improving heart health.