mock Flashcards
What is a monosaccharide?
A monosaccharide is the simplest form of carbohydrate, consisting of a single sugar molecule.
Which of the following is a monosaccharide? A) Sucrose B) Glucose C) Lactose
B) Glucose
What is the chemical formula for glucose?
C6H12O6
True or False: Fructose is a type of disaccharide.
False
Fill in the blank: The two monosaccharides that make up sucrose are glucose and ______.
fructose
What type of bond connects monosaccharides in a disaccharide?
Glycosidic bond
Which of the following is a disaccharide? A) Cellulose B) Maltose C) Glycogen
B) Maltose
True or False: Polysaccharides are made up of many monosaccharide units.
True
What is the primary storage form of glucose in animals?
Glycogen
Which polysaccharide is found in plant cell walls?
Cellulose
Fill in the blank: Starch is a polysaccharide made up of ______ glucose units.
alpha
What is the main function of polysaccharides in living organisms?
Energy storage and structural support
Which disaccharide is formed from two glucose molecules?
Maltose
What is the structural difference between starch and glycogen?
Glycogen is more branched than starch.
True or False: Lactose is a disaccharide made up of glucose and galactose.
True
What type of carbohydrate is cellulose classified as?
Polysaccharide
Fill in the blank: The glycosidic bond in carbohydrates is formed through a ______ reaction.
dehydration synthesis
Which of the following is a characteristic of monosaccharides? A) They can be hydrolyzed B) They are sweet C) They are large molecules
B) They are sweet
What are the two main forms of starch?
Amylose and amylopectin
True or False: All polysaccharides are soluble in water.
False
What is an example of a non-reducing sugar?
Sucrose
Which polysaccharide is used as a thickening agent in food?
Pectin
Fill in the blank: The repeating unit in cellulose is ______ glucose.
beta
What is the primary role of glycogen in the body?
To store energy
