Food Chemistry MCQs with Answers
Which of the following is a macronutrient?
a) Vitamin C
b) Iron
c) Carbohydrate
d) Zinc
Answer: c) Carbohydrate
What is the main function of proteins in the body?
a) Energy production
b) Regulation of metabolic processes
c) Transport of oxygen
d) DNA synthesis
Answer: b) Regulation of metabolic processes
What is the process of breaking down complex carbohydrates into simple sugars called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Hydrolysis
Answer: d) Hydrolysis
Which of the following is a monosaccharide?
a) Sucrose
b) Maltose
c) Glucose
d) Lactose
Answer: c) Glucose
What is the main source of dietary fiber?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: a) Fruits and vegetables
What is the process of converting fats into fatty acids and glycerol called?
a) Lipolysis
b) Glycolysis
c) Proteolysis
d) Oxidation
Answer: a) Lipolysis
Which of the following is a micronutrient?
a) Calcium
b) Protein
c) Fat
d) Fiber
Answer: a) Calcium
What is the main function of vitamins in the body?
a) Energy production
b) Regulation of metabolic processes
c) Structural support
d) DNA synthesis
Answer: b) Regulation of metabolic processes
What is the process of converting amino acids into proteins called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Hydrolysis
Answer: c) Proteolysis
Which of the following is a disaccharide?
a) Fructose
b) Galactose
c) Maltose
d) Xylose
Answer: c) Maltose
What is the main source of complete proteins?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: b) Meat and poultry
What is the process of converting glucose into energy through cellular respiration called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Oxidation
Answer: a) Glycolysis
Which of the following is a water-soluble vitamin?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin E
Answer: b) Vitamin C
What is the main source of omega-3 fatty acids?
a) Nuts and seeds
b) Fish and seafood
c) Dairy products
d) Legumes
Answer: b) Fish and seafood
What is the process of converting dietary minerals into usable forms called?
a) Absorption
b) Digestion
c) Excretion
d) Metabolism
Answer: a) Absorption
Which of the following is a polysaccharide?
a) Sucrose
b) Maltose
c) Glucose
d) Starch
Answer: d) Starch
What is the main source of unsaturated fats?
a) Meat and poultry
b) Dairy products
c) Nuts and seeds
d) Grains and cereals
Answer: c) Nuts and seeds
What is the process of converting dietary proteins into amino acids called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Hydrolysis
Answer: c) Proteolysis
Which of the following is a fat-soluble vitamin?
a) Vitamin C
b) Vitamin B12
c) Vitamin D
d) Vitamin K
Answer: c) Vitamin D
What is the main source of incomplete proteins?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: d) Grains and cereals
What is the process of converting fatty acids into energy through cellular respiration called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Oxidation
Answer: d) Oxidation
Which of the following is a fat-soluble vitamin?
a) Vitamin C
b) Vitamin B6
c) Vitamin E
d) Vitamin K
Answer: c) Vitamin E
What is the main source of dietary antioxidants?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: a) Fruits and vegetables
What is the process of converting dietary minerals into usable forms called?
a) Absorption
b) Digestion
c) Excretion
d) Metabolism
Answer: a) Absorption
Which of the following is a water-soluble vitamin?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
Answer: b) Vitamin C
What is the main source of trans fats?
a) Meat and poultry
b) Dairy products
c) Nuts and seeds
d) Processed foods
Answer: d) Processed foods
What is the process of converting dietary proteins into amino acids called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Hydrolysis
Answer: c) Proteolysis
Which of the following is a water-soluble vitamin?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
Answer: b) Vitamin C
What is the main source of dietary antioxidants?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: a) Fruits and vegetables
What is the process of converting fats into fatty acids and glycerol called?
a) Lipolysis
b) Glycolysis
c) Proteolysis
d) Oxidation
Answer: a) Lipolysis
Which of the following is a polysaccharide?
a) Glucose
b) Maltose
c) Sucrose
d) Cellulose
Answer: d) Cellulose
What is the main source of dietary minerals?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: d) Grains and cereals
What is the process of converting glucose into energy through cellular respiration called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Oxidation
Answer: a) Glycolysis
Which of the following is a monosaccharide?
a) Sucrose
b) Maltose
c) Fructose
d) Lactose
Answer: c) Fructose
What is the main source of omega-3 fatty acids?
a) Nuts and seeds
b) Fish and seafood
c) Dairy products
d) Legumes
Answer: b) Fish and seafood
What is the process of converting dietary minerals into usable forms called?
a) Absorption
b) Digestion
c) Excretion
d) Metabolism
Answer: a) Absorption
Which of the following is a disaccharide?
a) Fructose
b) Galactose
c) Maltose
d) Xylose
Answer: c) Maltose
What is the main source of unsaturated fats?
a) Meat and poultry
b) Dairy products
c) Nuts and seeds
d) Grains and cereals
Answer: c) Nuts and seeds
What is the process of converting dietary proteins into amino acids called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Hydrolysis
Answer: c) Proteolysis
Which of the following is a fat-soluble vitamin?
a) Vitamin C
b) Vitamin B12
c) Vitamin D
d) Vitamin K
Answer: c) Vitamin D
What is the main source of complete proteins?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: b) Meat and poultry
What is the process of converting fatty acids into energy through cellular respiration called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Oxidation
Answer: d) Oxidation
Which of the following is a water-soluble vitamin?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
Answer: b) Vitamin C
What is the main source of dietary antioxidants?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: a) Fruits and vegetables
What is the process of converting dietary minerals into usable forms called?
a) Absorption
b) Digestion
c) Excretion
d) Metabolism
Answer: a) Absorption
Which of the following is a water-soluble vitamin?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
Answer: b) Vitamin C
What is the main source of omega-6 fatty acids?
a) Nuts and seeds
b) Fish and seafood
c) Dairy products
d) Legumes
Answer: a) Nuts and seeds
What is the process of converting dietary proteins into amino acids called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Hydrolysis
Answer: c) Proteolysis
Which of the following is a fat-soluble vitamin?
a) Vitamin C
b) Vitamin B6
c) Vitamin E
d) Vitamin K
Answer: c) Vitamin E
What is the main source of incomplete proteins?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: d) Grains and cereals
What is the process of converting fatty acids into energy through cellular respiration called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Oxidation
Answer: d) Oxidation
Which of the following is a water-soluble vitamin?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
Answer: b) Vitamin C
What is the main source of dietary antioxidants?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: a) Fruits and vegetables
What is the process of converting fats into fatty acids and glycerol called?
a) Lipolysis
b) Glycolysis
c) Proteolysis
d) Oxidation
Answer: a) Lipolysis
Which of the following is a polysaccharide?
a) Sucrose
b) Maltose
c) Glucose
d) Starch
Answer: d) Starch
What is the main source of unsaturated fats?
a) Meat and poultry
b) Dairy products
c) Nuts and seeds
d) Grains and cereals
Answer: c) Nuts and seeds
What is the process of converting dietary proteins into amino acids called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Hydrolysis
Answer: c) Proteolysis
Which of the following is a water-soluble vitamin?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
Answer: b) Vitamin C
What is the main source of omega-3 fatty acids?
a) Nuts and seeds
b) Fish and seafood
c) Dairy products
d) Legumes
Answer: b) Fish and seafood
What is the process of converting dietary minerals into usable forms called?
a) Absorption
b) Digestion
c) Excretion
d) Metabolism
Answer: a) Absorption
Which of the following is a disaccharide?
a) Fructose
b) Galactose
c) Maltose
d) Xylose
Answer: c) Maltose
What is the main source of unsaturated fats?
a) Meat and poultry
b) Dairy products
c) Nuts and seeds
d) Grains and cereals
Answer: c) Nuts and seeds
What is the process of converting dietary proteins into amino acids called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Hydrolysis
Answer: c) Proteolysis
Which of the following is a fat-soluble vitamin?
a) Vitamin C
b) Vitamin B12
c) Vitamin D
d) Vitamin K
Answer: c) Vitamin D
What is the main source of complete proteins?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: b) Meat and poultry
What is the process of converting fatty acids into energy through cellular respiration called?
a) Glycolysis
b) Lipolysis
c) Proteolysis
d) Oxidation
Answer: d) Oxidation
Which of the following is a water-soluble vitamin?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
Answer: b) Vitamin C
What is the main source of dietary antioxidants?
a) Fruits and vegetables
b) Meat and poultry
c) Dairy products
d) Grains and cereals
Answer: a) Fruits and vegetables
What is the process of converting dietary minerals into usable forms called?
a) Absorption
b) Digestion
c) Excretion
d) Metabolism
Answer: a) Absorption
Which of the following is a water-soluble vitamin?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
Answer: b) Vitamin C