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Food and Energy Metabolism Quiz

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.

What is the process of transforming food into units of absorption called?

a)

Digestion

b)

Excretion

c)

Absorption

d)

Metabolism

2.

Which part of the digestive system retains the bolus for a while before transferring it?

a)

Small intestine

b)

Stomach

c)

Esophagus

d)

Mouth

3.

What is the semi-liquid mass called that food is transformed into in the stomach?

a)

Acid

b)

Gastric juice

c)

Chyme

d)

Bolus

4.

Which nutrient is absorbed by simple diffusion in the small intestine?

a)

Amino acids

b)

Water

c)

Vitamins

d)

Glucose

5.

What type of energy metabolism involves the breakdown of larger molecules into smaller ones?

a)

Catabolic

b)

Endothermic

c)

Anabolic

d)

Metabolic

6.

How many kilocalories does 1g of carbohydrates provide?

a)

2 kcal

b)

4 kcal

c)

6 kcal

d)

9 kcal

7.

What is the primary energy reserve in the body?

a)

Carbohydrates

b)

Proteins

c)

Fats

d)

Vitamins

8.

Which system produces lactic acid during high-intensity exercise?

a)

ATP-PCr system

b)

Oxidative system

c)

Glycolytic system

d)

Krebs cycle

9.

What is the basic unit of protein?

a)

Glucose

b)

Fatty acid

c)

Amino acid

d)

Glycerol

10.

What is the process called when triglycerides are broken down into glycerol and fatty acids?

a)

Krebs cycle

b)

Beta-oxidation

c)

Lipolysis

d)

Glycolysis

11.

Which energy system is classified as the fastest in releasing energy?

a)

ATP-PCr system

b)

Glycolytic system

c)

Oxidative system

d)

Lactic acid system

12.

What is the end product of carbohydrate oxidation in the electron transport chain?

a)

Pyruvate

b)

Lactic acid

c)

Acetyl CoA

d)

ATP

13.

What is the nitrogen balance when the amount of nitrogen ingested is greater than the amount excreted?

a)

Positive nitrogen balance

b)

Negative nitrogen balance

c)

Neutral nitrogen balance

d)

Zero nitrogen balance

14.

Which type of transport requires energy to move nutrients against a concentration gradient?

a)

Simple diffusion

b)

Facilitated diffusion

c)

Passive transport

d)

Active transport

15.

What is the primary function of the epiglottis during swallowing?

a)

To aid in digestion

b)

To close off air passages

c)

To mix food with saliva

d)

To transport food to the stomach

16.

What is the primary function of carbohydrates in the body?

a)

Energy source

b)

Building blocks for proteins

c)

Storage of genetic information

d)

Regulation of body temperature

17.

Which vitamin is primarily involved in calcium absorption?

a)

Vitamin A

b)

Vitamin B12

c)

Vitamin C

d)

Vitamin D

18.

What is the main byproduct of anaerobic respiration in muscle cells?

a)

Carbon dioxide

b)

Oxygen

c)

Lactic acid

d)

Glucose

19.

What is the primary function of lipids in the body?

a)

Energy storage

b)

Building blocks for carbohydrates

c)

Transport of oxygen

d)

Regulation of hormones

20.

Which process converts glucose into pyruvate?

a)

Glycolysis

b)

Fermentation

c)

Oxidative phosphorylation

d)

Beta-oxidation

21.

What is the main source of energy during prolonged exercise?

a)

Carbohydrates

b)

Proteins

c)

Fats

d)

Vitamins

22.

What is the primary role of proteins in the body?

a)

Energy source

b)

Building and repairing tissues

c)

Storage of genetic information

d)

Regulation of body temperature

23.

Which mineral is essential for oxygen transport in the blood?

a)

Calcium

b)

Iron

c)

Magnesium

d)

Zinc

24.

What is the primary role of the small intestine in the digestive process?

a)

Absorption of nutrients

b)

Storage of food

c)

Production of bile

d)

Secretion of digestive enzymes

25.

Which enzyme is responsible for breaking down carbohydrates in the mouth?

a)

Amylase

b)

Pepsin

c)

Lipase

d)

Trypsin

26.

What is the main function of the large intestine?

a)

Absorption of water and electrolytes

b)

Digestion of proteins

c)

Production of insulin

d)

Storage of bile

27.

Which vitamin is essential for the synthesis of collagen?

a)

Vitamin A

b)

Vitamin C

c)

Vitamin E

d)

Vitamin K

28.

What is the main function of the pancreas in the digestive system?

a)

Production of insulin

b)

Secretion of bile

c)

Digestion of carbohydrates

d)

Absorption of nutrients

29.

What is the primary function of the liver in metabolism?

a)

Detoxification of harmful substances

b)

Production of digestive enzymes

c)

Storage of glucose

d)

Regulation of body temperature

30.

Which type of fat is considered healthy and beneficial for heart health?

a)

Saturated fat

b)

Trans fat

c)

Monounsaturated fat

d)

Cholesterol

31.

What is the role of bile in the digestive process?

a)

Emulsification of fats

b)

Digestion of proteins

c)

Absorption of carbohydrates

d)

Neutralization of stomach acid

32.

What is the main source of energy for high-intensity exercise?

a)

Fats

b)

Proteins

c)

Carbohydrates

d)

Vitamins

33.

What is the primary function of dietary fiber in the digestive system?

a)

Energy source

b)

Regulation of blood sugar

c)

Promotion of bowel health

d)

Absorption of nutrients

34.

Which nutrient is primarily responsible for muscle repair and growth?

a)

Carbohydrates

b)

Proteins

c)

Fats

d)

Vitamins

35.

What is the role of bile in the digestive process?

a)

Emulsification of fats

b)

Digestion of proteins

c)

Absorption of carbohydrates

d)

Production of insulin

36.

What is the primary function of the gallbladder?

a)

Storage of bile

b)

Production of digestive enzymes

c)

Detoxification of blood

d)

Regulation of blood sugar

37.

What is the primary role of antioxidants in the body?

a)

Energy production

b)

Protection against free radicals

c)

Regulation of metabolism

d)

Support of immune function

38.

Which vitamin is essential for vision?

a)

Vitamin A

b)

Vitamin B6

c)

Vitamin C

d)

Vitamin K

39.

Which type of carbohydrate is known for providing quick energy?

a)

Complex carbohydrates

b)

Simple carbohydrates

c)

Fiber

d)

Starch

40.

What is the primary role of enzymes in the body?

a)

Storage of energy

b)

Facilitation of biochemical reactions

c)

Transport of nutrients

d)

Regulation of body temperature

41.

What is the primary source of dietary fat?

a)

Vegetable oils

b)

Whole grains

c)

Fruits

d)

Legumes

42.

Which mineral is crucial for muscle contraction?

a)

Calcium

b)

Potassium

c)

Sodium

d)

Phosphorus

43.

What type of carbohydrate is primarily found in fruits and vegetables?

a)

Starch

b)

Fiber

c)

Sugar

d)

Glycogen

44.

What is the term for the process of converting glucose into glycogen for storage?

a)

Glycogenesis

b)

Glycogenolysis

c)

Glycolysis

d)

Gluconeogenesis

45.

Which mineral is crucial for the formation of thyroid hormones?

a)

Iodine

b)

Iron

c)

Calcium

d)

Zinc

46.

Which organ is primarily responsible for detoxification in the body?

a)

Kidneys

b)

Liver

c)

Pancreas

d)

Spleen

47.

What type of fat is primarily found in fish and is known for its heart health benefits?

a)

Saturated fat

b)

Trans fat

c)

Omega-3 fatty acids

d)

Monounsaturated fat

48.

What is the term for the process of breaking down glycogen into glucose?

a)

Glycogenesis

b)

Glycogenolysis

c)

Glucagon

d)

Gluconeogenesis

49.

Which type of fiber is known for its ability to lower cholesterol levels?

a)

Soluble fiber

b)

Insoluble fiber

c)

Functional fiber

d)

Dietary fiber

50.

Which type of carbohydrate is primarily responsible for long-term energy storage?

a)

Simple carbohydrates

b)

Complex carbohydrates

c)

Starch

d)

Glycogen