P&C Properties of Carbohydrates

Which chemical elements primarily constitute carbohydrates?

• Carbon, hydrogen and oxygen

• Nitrogen, carbon and oxygen

• Hydrogen, nitrogen and oxygen

• Carbon and nitrogen

What is the general empirical formula for carbohydrates?

• CH4O

• C2H6O2

• CH2O

• C3H8O3

Which of the following is a monosaccharide?

• Sucrose

• Lactose

• Glucose

• Maltose

Which type of carbohydrate is commonly found in plants and serves as a structural component?

• Monosaccharides

• Disaccharides

• Oligosaccharides

• Polysaccharides

Among the following, which is a polysaccharide stored in the liver and muscles of animals?

• Starch

• Cellulose

• Glycogen

• Chitin

Which physical property is commonly associated with carbohydrates?

• Carbohydrates have a low melting point.

• Carbohydrates are highly volatile in their pure form.

• Carbohydrates are generally soluble in water.

• Carbohydrates exhibit magnetic properties.

Which type of linkage connects monosaccharide units in a polysaccharide chain?

• Ester linkage

• Glycosidic linkage

• Peptide linkage

• Hydrogen linkage

What enzyme is responsible for the breakdown of starch into maltose and glucose?

• Amylase

• Sucrase

• Maltase

• Lactase

Which of the following carbohydrates is not digestible by humans due to the lack of appropriate enzymes?

• Cellulose

• Starch

• Glycogen

• Fructose

Which physical characteristic is commonly exhibited by simple sugars such as glucose, fructose, and galactose?

• They don't have a taste

• They are all crystalline solids at room temperature.

• They have a sweet taste and are soluble in water.

• They are sweet but insoluble in water