Welcome to the Biological Molecules Carbohydrates MDCAT MCQs with Answers. In this post, we have shared Biological Molecules Carbohydrates Multiple Choice Questions and Answers for PMC MDCAT 2024. Each question in MDCAT Biology offers a chance to enhance your knowledge regarding Biological Molecules Carbohydrates MCQs in this MDCAT Online Test.
What is the primary function of carbohydrates in the body?
a) Energy storage
b) Genetic material storage
c) Structural support
d) Hormone regulation
Which of the following is a monosaccharide?
a) Sucrose
b) Lactose
c) Glucose
d) Starch
What type of bond links monosaccharides in disaccharides?
a) Hydrogen bond
b) Ionic bond
c) Peptide bond
d) Glycosidic bond
Which carbohydrate is commonly known as table sugar?
a) Fructose
b) Lactose
c) Sucrose
d) Maltose
Which polysaccharide is used for energy storage in animals?
a) Cellulose
b) Glycogen
c) Starch
d) Chitin
What is the main structural component of plant cell walls?
a) Glycogen
b) Starch
c) Cellulose
d) Chitin
Which of the following carbohydrates is a disaccharide?
a) Glucose
b) Fructose
c) Sucrose
d) Cellulose
Which type of carbohydrate is involved in cell recognition and signaling?
a) Polysaccharides
b) Oligosaccharides
c) Monosaccharides
d) Disaccharides
Which carbohydrate is the storage form of energy in plants?
a) Glycogen
b) Cellulose
c) Starch
d) Chitin
Which sugar is a component of RNA?
a) Deoxyribose
b) Glucose
c) Ribose
d) Fructose
Which of the following carbohydrates is not digestible by humans?
a) Starch
b) Glycogen
c) Cellulose
d) Sucrose
What is the basic building block of carbohydrates?
a) Amino acid
b) Nucleotide
c) Monosaccharide
d) Fatty acid
Which carbohydrate is known as milk sugar?
a) Glucose
b) Lactose
c) Sucrose
d) Maltose
Which polysaccharide is found in the exoskeleton of arthropods?
a) Starch
b) Glycogen
c) Cellulose
d) Chitin
What type of bond is present in polysaccharides?
a) Peptide bond
b) Glycosidic bond
c) Hydrogen bond
d) Disulfide bond
Which of the following carbohydrates is used as a sweetener in many foods?
a) Sucrose
b) Glycogen
c) Cellulose
d) Chitin
Which enzyme is responsible for breaking down starch into maltose?
a) Amylase
b) Lactase
c) Sucrase
d) Cellulase
Which of the following is a polysaccharide?
a) Fructose
b) Lactose
c) Glucose
d) Starch
What type of carbohydrate is found in high concentrations in fruits?
a) Polysaccharides
b) Oligosaccharides
c) Monosaccharides
d) Disaccharides
Which carbohydrate is primarily found in potatoes and cereals?
a) Cellulose
b) Glycogen
c) Starch
d) Chitin
Which of the following carbohydrates is commonly used as a thickening agent in food products?
a) Cellulose
b) Chitin
c) Starch
d) Glycogen
Which polysaccharide is known for its high tensile strength and is used in plant cell walls?
a) Glycogen
b) Chitin
c) Starch
d) Cellulose
What is the primary function of dietary fiber in human nutrition?
a) Energy storage
b) Protein synthesis
c) Aid in digestion
d) Hormone regulation
Which of the following sugars is a component of ATP?
a) Deoxyribose
b) Ribose
c) Glucose
d) Fructose
What is the process called when glucose is converted into glycogen?
a) Glycolysis
b) Gluconeogenesis
c) Glycogenesis
d) Glycogenolysis
Which enzyme is responsible for breaking down lactose into glucose and galactose?
a) Amylase
b) Lactase
c) Sucrase
d) Maltase
Which carbohydrate serves as a quick source of energy for athletes?
a) Cellulose
b) Glycogen
c) Starch
d) Chitin
Which polysaccharide is used for energy storage in fungi and some plants?
a) Cellulose
b) Glycogen
c) Starch
d) Chitin
What type of carbohydrate is commonly found in dairy products?
a) Starch
b) Cellulose
c) Lactose
d) Glycogen
Which carbohydrate can be classified as a disaccharide?
a) Cellulose
b) Fructose
c) Sucrose
d) Glycogen
Which of the following is not a common function of carbohydrates?
a) Providing energy
b) Acting as enzymes
c) Providing structural support
d) Serving as energy reserves
What is the primary carbohydrate found in plant-based foods?
a) Glycogen
b) Starch
c) Cellulose
d) Chitin
Which carbohydrate is often used as a sweetener in processed foods and beverages?
a) Maltose
b) Cellulose
c) Glucose
d) Sucrose
Which carbohydrate is the main component of dietary fiber?
a) Starch
b) Glycogen
c) Cellulose
d) Chitin
Which of the following carbohydrates is found in high concentration in honey?
a) Fructose
b) Maltose
c) Lactose
d) Sucrose
What type of reaction forms a glycosidic bond between two monosaccharides?
a) Hydrolysis
b) Condensation
c) Oxidation
d) Reduction
Which polysaccharide provides rigidity to plant cell walls and is not digestible by humans?
a) Glycogen
b) Starch
c) Cellulose
d) Chitin
What is the primary function of glycogen in animals?
a) Structural support
b) Energy storage
c) Cell recognition
d) Hormone production
Which of the following carbohydrates is most abundant in human diets?
a) Sucrose
b) Glucose
c) Lactose
d) Starch
Which enzyme breaks down carbohydrates in the mouth?
a) Pepsin
b) Amylase
c) Lactase
d) Sucrase
Which carbohydrate is commonly used as a sugar substitute in “sugar-free” products?
a) Cellulose
b) Maltodextrin
c) Glycogen
d) Starch
What is the primary role of carbohydrates in the diet of herbivores?
a) Protein synthesis
b) Energy supply
c) Fat storage
d) Muscle growth
Which carbohydrate is a major component of the exoskeleton of insects and crustaceans?
a) Cellulose
b) Chitin
c) Glycogen
d) Starch
If you are interested to enhance your knowledge regarding Physics, Chemistry, Computer, and Biology please click on the link of each category, you will be redirected to dedicated website for each category.
