Biomolecule and Enzyme Quiz

What are the four main types of biomolecules?

• Fats, vitamins, minerals, and water

• Starch, cellulose, chitin, and glycogen

• Water, minerals, vitamins, and enzymes

• Carbohydrates, lipids, proteins, and nucleic acids

Which biomolecule is the main source of quick energy for the human body?

• Proteins

• Lipids

• Vitamins

• Carbohydrates

What is one of the main function of proteins in the human body?

• Long term energy storage

• Carry genetic information

• Build muscle

• Short term energy storage

Which biomolecule is made up of amino acids?

• Carbohydrates

• Lipids

• Proteins

• Nucleic acids

What is the role of enzymes in biological reactions?

• Enzymes change the type of chemical reactions

• Enzymes slow down chemical reactions

• Enzymes speed up chemical reactions

• Enzymes have no effect on chemical reactions

What are the three components of a nucleic acid

• Sugar, phosphate, nitrogen bases

• Fat, phosphate, nitrogen bases

• Hydrogen bases, phospholipids, and Sugar

• IDK

What happens to enzymes at temperatures above their optimum range?

• They become more stable

• They become more efficient

• They denature and lose their function

• They multiply rapidly

How do enzymes speed up chemical reactions?

• By lowering the activation energy required for the reaction to occur.

• By increasing the activation energy required for the reaction to occur.

• By slowing down the reaction process.

• By changing the chemical composition of the reactants.

What is the optimum temperature?

• 0 Degrees

• 40 Degrees

• 60 Degrees

• 20 Degrees

What is the optimum pH?

• 7

• 3

• 14

• 8