BIOMOLECULES QUIZ_GRADE 10

Nucleotides are building blocks of which class of biomolecules?

• a. Carbohydrates

• b. Lipids

• c. Proteins

• d. Nucleic Acid

Which of the following biomolecules contain only the elements carbon, hydrogen and oxygen?

• a. Carbohydrates and protein

• b. Lipids and carbohydrates

• c. Proteins and nucleic acid

• d. Nucleic acids and lipids

Martin, a body-building athlete, is advised by his training coach to consume high fiber foods, such as beans, barley, vegetables, etc. These foods help in weight gain and production of a bulker body. Which of the following biomolecules are mostly present in these foods which are responsible for weight gain?

• a. Carbohydrates and lipids

• b. Protein and carbohydrates

• c. Nucleic acids and protein

• d. Lipids and nucleic acids

Which of the following statements is BEST to describe the difference between the glucose and starch?

• a. Glucose is converted to fructose when needed while starch is broken down to glucose.

• b. Glucose is stored in the muscles and liver while starch is stored in the cell membrane layer.

• c. Glucose is commonly found in fruits and honey while starch is found in milk and milk products.

• d. Glucose is the basic unit of carbohydrates while starch is composed of few branches of glucose units.

Which of the following best completes the analogy below?

Lactose: Glucose + Galactose:: Sucrose : __________

• a. Glucose + Glucose

• b. Glucose + Fructose

• c. Glucose + Lactose

• d. Galactose + Fructose