Unit 2 Vocab Practice Quiz

What is a polar molecule?

• A molecule with opposite charges on opposite ends

• A molecule that shares its electrons equally

• A compound that forms hydrogen ions in solution

• A compound that produces hydroxide ions in solution

Which type of molecule shares its electrons equally and does not have areas of charge?

• Polar

• Non-polar

• Acid

• Base

What does an acid form in a solution?

• Hydroxide ions (OH-)

• Hydrogen ions (H+)

• Carbon atoms

• Oxygen atoms

Tags

NGSS.HS-PS1-1

What does a base produce in a solution?

• Hydrogen ions (H+)

• Hydroxide ions (OH-)

• Carbon atoms

• Oxygen atoms

What is the range of the pH scale?

• 0 to 7

• 0 to 14

• 1 to 10

• 1 to 14

Which macromolecule contains carbon, hydrogen, oxygen, and nitrogen?

• Carbohydrate

• Lipid

• Protein

• Nucleic acid

Tags

NGSS.HS-LS1-1

What is the major source of energy for the human body?

• Protein

• Carbohydrate

• Lipid

• Nucleic acid

Tags

NGSS.HS-LS1-7

What is a polymer consisting of many nucleotide monomers?

• Protein

• Carbohydrate

• Lipid

• Nucleic acid

Which macromolecule serves as a blueprint for proteins?

• Carbohydrate

• Lipid

• Nucleic acid

• Protein

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

What is a monomer?

• A large molecule formed when many smaller molecules bond together

• A small molecular unit that is the building block of a larger molecule

• A protein that acts as a biological catalyst

• An attraction between molecules of different substances