Diet and Energy Supply

What is the equation for aerobic respiration?

• glucose + oxygen → carbon dioxide + water

• glucose → lactic acid

• carbon dioxide + water → glucose + oxygen

• oxygen + lactic acid → glucose

Which type of respiration is used during longer, low-intensity activities?

• Anaerobic respiration

• Aerobic respiration

• Both aerobic and anaerobic

• None of the above

What is EPOC also known as?

• Lactic acid buildup

• Recovery phase

• Oxygen debt

• Energy deficit

Which of the following is a short-term effect of exercise?

• Decreased muscle size

• Increased body fat

• Increased heart rate

• Lowered breathing rate

What long-term effect does exercise have on resting pulse rate?

• Arrhythmia

• Hypertension

• Tachycardia

• Bradycardia

What nutrient is primarily used for energy during exercise?

• Minerals

• Fiber

• Carbohydrates

• Vitamins

What happens to unused energy in the body?

• Stored as fat

• Converted to protein

• Used for muscle repair

• Excreted as waste

Which of the following factors affects recovery time after exercise?

• Time of day

• Type of clothing worn

• Intensity of exercise

• Weather conditions

What is the primary function of proteins in the diet?

• Storing energy

• Building and repairing tissues

• Providing quick energy

• Regulating body temperature

Which group typically has higher energy needs?

• Teenagers

• Sedentary adults

• Elderly individuals

• Children with low activity