Carbohydrates and Dehydration Reaction Quiz

What elements are present in carbohydrates?

Carbon, Hydrogen, Oxygen (correct)
Carbon, Oxygen
Carbon, Nitrogen
Carbon, Hydrogen, Oxygen, Nitrogen

Which biomolecule consists of nucleotides as the building blocks?

Carbohydrate
Lipid
Nucleic Acid (correct)
Protein

What is the basic function of carbohydrates in the body?

Main source of energy (correct)
Regulation of cellular functions
Building structural proteins
Storage of genetic material

Which biomolecule is responsible for the storage of genetic information?

Nucleic Acid (D) Signup and view all the answers

What is the chemical composition of lipids?

Carbon, Hydrogen, Oxygen (D) Signup and view all the answers

What type of bonds are responsible for forming carbohydrates?

Glycosidic bonds (D) Signup and view all the answers

Which carbohydrate is the most abundant monosaccharide in nature?

Glucose (C) Signup and view all the answers

What is the sweetest among all sugars?

Fructose (A) Signup and view all the answers

What do glycosidic bonds form between?

Two glucose molecules (A) Signup and view all the answers

Which type of carbohydrate cannot be digested by humans?

Cellulose (C) Signup and view all the answers

What is the stored carbohydrate in animals?

Glycogen (D) Signup and view all the answers

Which organic biological molecules are made up of elements carbon, hydrogen, and oxygen?

Lipids (C) Signup and view all the answers

What is the main function of fats?

Insulating materials to prevent heat loss (C) Signup and view all the answers

What contributes to weight gain, heart disease, and obesity when consumed excessively?

Lipids (C) Signup and view all the answers

What is another name for fructose?

Levulose (A) Signup and view all the answers

Where can galactose be found?

Milk (D) Signup and view all the answers

Match the type of carbohydrate with its description:

Monosaccharides = Simplest carbs (simple sugars) Polysaccharides = Long chain carbohydrates, used for food storage Disaccharides = Carbohydrates formed due to glycosidic bonds Micromolecule = Another term for monosaccharides Signup and view all the answers

Match the carbohydrate role with its function:

As the body's main source of energy = Glucose As food storage compounds = Polysaccharides Form structural components in plant cells = Long chain carbohydrates Excess consumption results into stored fat = Long chain carbohydrates Signup and view all the answers

Match the carbohydrate type with its characteristics:

Monosaccharides = Highly soluble in water, can pass through cell membranes Polysaccharides = Includes sugar, starch, and fibers Disaccharides = Formed due to combining two monosaccharide molecules Micromolecule = Simplest form of carbohydrates Signup and view all the answers

Match the carbohydrate with its alternate name:

Glucose = Dextrose Carbohydrates = Hydrate de carbone (French) / saccharide (sakcharon, Greek) Monosaccharides = Simple sugar Polysaccharides = Long chain carbohydrates Signup and view all the answers

Match the carbohydrate type with its composition:

Monosaccharides = (CnH2nOn) Polysaccharides = (C6H10O5)n Disaccharides = (C12H22O11) Micromolecule = (CH2O)n Signup and view all the answers

Match the carbohydrate with its abundance in nature:

Glucose = Most abundant monosaccharide in nature Fructose = Found in the bloodstream and provides immediate source of energy Sucrose = Commonly found disaccharide in nature Starch = Widely present polysaccharide in plants Signup and view all the answers

Match the carbohydrate with its description:

Maltose = Formed from glucose with a glycosidic bond and the release of one molecule of water Fructose = The sweetest among all sugars, found in flowers, molasses, and honey Galactose = Found as a component of lactose in milk, produced in the body through digestion of lactose Sucrose = The most abundant disaccharide, composed of one molecule of each two monosaccharides Signup and view all the answers

Match the carbohydrate with its source:

Lactose = Milk sugar Maltose = Found in germinating grains and used to make beer Sucrose = A.K.A. table sugar Polysaccharides = Stored carb in plants Signup and view all the answers

Match the lipid term with its function:

Saturated fats = Fatty acid chain is straight, solid at room temperature, mostly found in animals Cholesterol = Contributes to the structure of cell membranes and production of hormones Triglycerides = Consists of one glycerol molecule bonded with three fatty acid molecules Lipids = Play an important role in cell membrane, absorption of vitamins, and insulation of the body Signup and view all the answers