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 and drinks are most likely to cause cavities?

  1. Fruits and vegetables

  2. Sugary snacks and drinks

  3. Dairy products

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

Sugary snacks and drinks, such as candy, soda, and fruit juices, are the primary culprits when it comes to causing cavities. These foods and drinks contain high levels of sugar, which bacteria in the mouth convert into acids that attack tooth enamel.

Multiple choice

Which of the following frozen meal ingredients is the most sustainable?

  1. Organic vegetables

  2. Grass-fed beef

  3. Wild-caught fish

  4. Cage-free eggs
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Organic vegetables are grown without the use of pesticides and fertilizers, which can harm the environment.

Multiple choice

Which of the following is NOT a common type of meat alternative?

  1. Tofu

  2. Tempeh

  3. Seitan

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

Chicken nuggets are made from chicken, not plant-based ingredients.

Multiple choice

Which meat alternative is made from fermented soybeans?

  1. Tofu

  2. Tempeh

  3. Seitan

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

Tempeh is made from fermented soybeans that are pressed into a firm cake.

Multiple choice

Which meat alternative is a good source of complete protein?

  1. Tofu

  2. Tempeh

  3. Seitan

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

Seitan is made from wheat gluten, which is a complete protein, meaning it contains all nine essential amino acids.

Multiple choice

Which meat alternative is a good source of iron?

  1. Tofu

  2. Tempeh

  3. Seitan

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

Lentils are a type of legume that is high in iron, fiber, and protein.

Multiple choice

Which meat alternative is a good source of calcium?

  1. Tofu

  2. Tempeh

  3. Seitan

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

Kale is a leafy green vegetable that is high in calcium, vitamin K, and antioxidants.

Multiple choice

Which meat alternative is a good source of omega-3 fatty acids?

  1. Tofu

  2. Tempeh

  3. Seitan

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

Chia seeds are a type of seed that is high in omega-3 fatty acids, fiber, and protein.

Multiple choice

Is avocado oil a good source of antioxidants?

  1. Yes

  2. No

  3. It depends on the processing method

  4. It contains minimal antioxidants
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Avocado oil contains antioxidants, including vitamin E and carotenoids, which help protect cells from damage.

Multiple choice

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

  1. High nutritional value

  2. Enhanced flavor and texture

  3. Specific health-promoting properties

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

Functional foods stand out due to their specific health-promoting properties beyond basic nutrition. They contain bioactive compounds that offer additional health benefits.

Multiple choice

Which of these foods is NOT typically considered a functional food?

  1. Oatmeal

  2. Salmon

  3. White bread

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

White bread is a refined grain product with limited nutritional value and lacks the bioactive compounds found in functional foods.

Multiple choice

Which functional food is rich in antioxidants that protect cells from damage?

  1. Berries

  2. Leafy greens

  3. Nuts

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

Berries, such as blueberries, strawberries, and raspberries, are known for their high antioxidant content, which helps protect cells from oxidative damage.

Multiple choice

Which functional food is a good source of omega-3 fatty acids, beneficial for heart health?

  1. Salmon

  2. Avocado

  3. Dark chocolate

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

Salmon is a rich source of omega-3 fatty acids, which have been shown to support heart health by reducing inflammation and improving blood lipid profiles.

Multiple choice

Which functional food is a good source of dietary fiber, essential for digestive health?

  1. Brown rice

  2. Sweet potato

  3. Apple

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

Brown rice is a whole grain rich in dietary fiber, which supports digestive health by promoting regularity and maintaining a healthy gut microbiome.

Multiple choice

Which functional food is a good source of polyphenols, known for their antioxidant and anti-inflammatory properties?

  1. Green tea

  2. Dark chocolate

  3. Red wine

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

Green tea is rich in polyphenols, particularly catechins, which have antioxidant and anti-inflammatory properties that support overall health.