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 is a good pre-workout snack?

  1. A banana and a handful of nuts

  2. A protein shake and a granola bar

  3. A slice of pizza and a soda

  4. A bag of chips and a candy bar
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A banana and a handful of nuts provide a good balance of carbohydrates, protein, and healthy fats, which can help to fuel your workout.

Multiple choice

Which of the following is a good source of antioxidants?

  1. Fruits

  2. Vegetables

  3. Whole grains

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

Fruits, vegetables, and whole grains are all good sources of antioxidants, which can help to protect the body from damage caused by free radicals.

Multiple choice

Which of the following is a good source of omega-3 fatty acids?

  1. Salmon

  2. Tuna

  3. Flaxseed

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

Salmon, tuna, and flaxseed are all good sources of omega-3 fatty acids, which are essential fatty acids that the body cannot produce on its own.

Multiple choice

What are the health benefits of consuming margarine?

  1. Margarine can help to lower cholesterol levels.

  2. Margarine can help to reduce the risk of heart disease.

  3. Margarine can help to improve blood sugar control.

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

Margarine can help to lower cholesterol levels, reduce the risk of heart disease, and improve blood sugar control.

Multiple choice

Which of the following foods is a good source of fiber for infants?

  1. Applesauce

  2. Bananas

  3. Prunes

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

Applesauce, bananas, and prunes are all good sources of fiber for infants. Fiber helps to soften stools and make them easier to pass.

Multiple choice

What are prebiotics?

  1. Non-digestible carbohydrates that feed beneficial gut bacteria

  2. Proteins that help digest food

  3. Fats that provide energy to the body

  4. Vitamins that regulate metabolism
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Prebiotics are non-digestible carbohydrates that serve as food for beneficial bacteria in the gut, promoting their growth and activity.

Multiple choice

Which of the following is a good source of prebiotics?

  1. White rice

  2. Oats

  3. Chicken breast

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

Oats are a rich source of prebiotics, particularly beta-glucan, which helps promote the growth of beneficial gut bacteria.

Multiple choice

Which of the following is a common probiotic food?

  1. Yogurt

  2. Fresh fruits

  3. Red meat

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

Yogurt is a fermented dairy product that contains live probiotic bacteria, such as Lactobacillus and Bifidobacterium, which are beneficial for gut health.

Multiple choice

Which of the following foods is NOT recommended for a healthy gut microbiome?

  1. Fermented foods (e.g., yogurt, kimchi, sauerkraut)

  2. High-fiber foods (e.g., fruits, vegetables, whole grains)

  3. Processed foods (e.g., chips, candy, sugary drinks)

  4. Lean protein (e.g., fish, chicken, beans)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Processed foods are often high in unhealthy fats, sugars, and additives, which can disrupt the balance of gut bacteria.

Multiple choice

What is the ideal ratio of prebiotics to probiotics in the gut?

  1. 1:1

  2. 2:1

  3. 3:1

  4. 4:1
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The ideal ratio of prebiotics to probiotics in the gut is approximately 2:1, meaning that for every two grams of prebiotics consumed, one gram of probiotics is needed.

Multiple choice

What is the best way to incorporate prebiotics and probiotics into your daily diet?

  1. Take prebiotic and probiotic supplements

  2. Consume fermented foods and prebiotic-rich foods

  3. Eat a balanced diet rich in fruits, vegetables, and whole grains

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

The best way to incorporate prebiotics and probiotics into your daily diet is through a combination of consuming fermented foods, prebiotic-rich foods, and maintaining a balanced diet rich in fruits, vegetables, and whole grains.

Multiple choice

Which vegetable is often used in gluten-free burger patties as a source of fiber and sweetness?

  1. Carrot

  2. Beetroot

  3. Sweet potato

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

Sweet potato is a common ingredient in gluten-free burger patties due to its natural sweetness, fiber content, and ability to bind the patty together.

Multiple choice

Which innovative pet food ingredient is gaining popularity due to its high protein content and sustainability?

  1. Insect-based protein

  2. Lab-grown meat

  3. Plant-based protein

  4. Cultured pet food
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Insect-based protein is a sustainable and nutritious alternative to traditional animal-based protein sources. It is rich in protein, amino acids, and essential nutrients, making it a viable option for pet food manufacturers.

Multiple choice

Which innovative pet food ingredient is derived from a renewable resource and is rich in omega-3 fatty acids?

  1. Algae-based protein

  2. Krill meal

  3. Fish meal

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

Algae-based protein is a sustainable and renewable source of protein for pet food, providing high levels of omega-3 fatty acids, which are beneficial for pet health.

Multiple choice

Which innovative pet food technology allows for the production of highly palatable and nutritious food?

  1. Extrusion

  2. Freeze-drying

  3. Hydrolysis

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

Infusion technology involves injecting flavors, nutrients, and other ingredients into pet food, resulting in highly palatable and nutritious products that appeal to pets' taste preferences.