Basic Principles of Nutrition: Essential Knowledge for Athletes

Question 1

Which macronutrient is the primary source of energy for the body?

Accepted Answer

Carbohydrates

Answer

Protein

Answer

Fat

Answer

Vitamins

Question 2

Which vitamin is essential for maintaining healthy bones?

Accepted Answer

Vitamin D

Answer

Vitamin A

Answer

Vitamin C

Answer

Vitamin E

Question 3

Which of the following is the primary role of protein in promoting muscle recovery?

Accepted Answer

Providing essential amino acids for muscle repair

Answer

Stimulating muscle growth

Answer

Reducing inflammation

Answer

Enhancing blood flow to muscles

Question 4

Which nutrient serves as the primary energy source for the brain?

Accepted Answer

Carbohydrates

Answer

Protein

Answer

Fat

Answer

Vitamins

Question 5

What is the primary function of carbohydrates in the body?

Accepted Answer

Providing energy

Answer

Building and repairing tissues

Answer

Regulating fluid balance

Answer

Transporting oxygen

Question 6

Which of the following is a water-soluble vitamin?

Accepted Answer

Vitamin C

Answer

Vitamin A

Answer

Vitamin D

Answer

Vitamin K

Question 7

Which of the following is a lean protein source?

Accepted Answer

Chicken breast

Answer

Fatty fish

Answer

Red meat

Answer

Processed meat

Question 8

Which vitamin is crucial for preventing night blindness?

Accepted Answer

Vitamin A

Answer

Vitamin C

Answer

Vitamin D

Answer

Vitamin E

Question 9

What is the primary function of carbohydrates in the human body?

Accepted Answer

Providing energy

Answer

Building and repairing tissues

Answer

Regulating body processes

Answer

Storing energy

Question 10

Which of the following is a suitable protein source for vegetarians?

Accepted Answer

Lentils

Answer

Eggs

Answer

Chicken

Answer

Fish

Question 11

Which of the following is NOT classified as a macronutrient?

Accepted Answer

Vitamins

Answer

Carbohydrates

Answer

Proteins

Answer

Fats

Question 12

Which of the following protein sources is considered complete?

Accepted Answer

Eggs

Answer

Beans

Answer

Nuts

Answer

Rice

Question 13

Which vitamin is crucial for the production of red blood cells?

Accepted Answer

Vitamin B12

Answer

Vitamin A

Answer

Vitamin C

Answer

Vitamin D

Question 14

During an hour of exercise, approximately how much water should an athlete consume?

Accepted Answer

400-600ml

Answer

200-300ml

Answer

800-1000ml

Answer

1200-1400ml

Question 15

Which electrolyte is predominantly lost through sweat?

Accepted Answer

Sodium

Answer

Calcium

Answer

Potassium

Answer

Magnesium

Question 16

Which of the following is NOT a macronutrient?

Accepted Answer

Minerals

Answer

Carbohydrates

Answer

Proteins

Answer

Fats

Question 17

What is the primary energy source for the body during physical activity?

Accepted Answer

Carbohydrates

Answer

Proteins

Answer

Fats

Answer

Vitamins

Question 18

Which type of protein is essential for building and repairing body tissues?

Accepted Answer

Complete proteins

Answer

Incomplete proteins

Answer

Globular proteins

Answer

Fibrous proteins

Question 19

What characteristic distinguishes saturated fats from unsaturated fats?

Accepted Answer

Degree of hydrogenation

Answer

Melting point

Answer

Calorie content

Answer

Health implications

Question 20

Which of the following is NOT classified as a macronutrient?

Accepted Answer

Vitamin C

Answer

Protein

Answer

Carbohydrates

Answer

Lipids

Question 21

Which nutrient is essential for the synthesis of red blood cells and DNA?

Accepted Answer

Vitamin B12

Answer

Calcium

Answer

Vitamin C

Answer

Vitamin A

Question 22

What is a crucial role of adequate hydration for athletes?

Accepted Answer

Regulating body temperature and preventing fatigue

Answer

Providing energy for performance

Answer

Building muscle mass

Answer

Supporting cognitive function

Question 23

Which food source is a rich provider of complex carbohydrates?

Accepted Answer

Brown rice

Answer

White bread

Answer

Candy

Answer

Fruit juice

Question 24

Which of the following statements accurately describes a primary function of dietary fiber?

Accepted Answer

Promoting satiety and aiding digestion

Answer

Providing a significant energy source

Answer

Boosting immune function

Answer

Strengthening bones and teeth

Question 25

What is the process by which the body breaks down food into usable nutrients?

Accepted Answer

Digestion

Answer

Metabolism

Answer

Assimilation

Answer

Excretion

Question 26

Which characteristic is essential for a balanced diet?

Accepted Answer

Variety and appropriate amounts of nutrients

Answer

Low calorie and fat content

Answer

Exclusion of certain food groups

Question 27

What is the primary source of energy for the body's cells?

Accepted Answer

Carbohydrates

Answer

Lipids

Answer

Protein

Question 28

Which factors can influence an individual's nutritional needs?

Accepted Answer

Age, gender, and activity level

Answer

Body weight alone

Answer

Occupation alone

Answer

Personal preferences alone