Grade 10 Science Quiz: Carbohydrates

Which of the following are known as nucleic acids?

• Proteins

• DNA and RNA

• Lipids

• Carbohydrates

What is the general chemical formula for carbohydrates?

• NH3

• CO2

• H2O

• C6H12O6

Which type of sugar is glucose?

• Monosaccharide

• Ketose

• Disaccharide

• Aldose

What is the storage form of glucose in humans and other vertebrates?

• Glycogen

• Starch

• Cellulose

• Sucrose

Which test solution is used to detect the presence of starch?

• Iodine Test

• Chitin Test

• Fehling Solution

• Benedict Solution

What is the primary function of carbohydrates in arthropods like insects and crustaceans?

• Protection of internal body parts

• Structural support

• Energy storage

• Cellular respiration

What is the common suffix for the names of most monosaccharides?

• Ide

• Ite

• Ase

• Ose

Which polysaccharide is the most abundant natural biopolymer?

• Starch

• Glycogen

• Sucrose

• Cellulose

What is the animal equivalent of starch?

• Glycogen

• Fructose

• Cellulose

• Sucrose

Which type of sugar is sucrose?

• Reducing sugar

• Non-reducing sugar

• Monosaccharide

• Disaccharide