Biology - Unit 2 Vocabulary - Water Chemistry and Macromolecules

What is the smallest unit of matter that retains the identity of the substance?

• Molecule

• Atom

• Compound

• Ion

Tags

NGSS.MS-PS1-5

What is a group of two or more atoms joined together by chemical bonds?

• Ion

• Molecule

• Polymer

• Monomer

Tags

NGSS.MS-PS1-1

What is an ion?

• A charged atom

• A large atom

• A small atom

• A neutral atom

Tags

NGSS.MS-PS1-1

Which type of bond involves a weak interaction between a hydrogen atom with a partial positive charge and an electronegative atom?

• Ionic bond

• Hydrogen bond

• Covalent bond

• Adhesion

What is the attraction of water molecules to a different substance?

• Cohesion

• Adhesion

• Solvent

• Solute

What is the attraction of water molecules to other water molecules?

• Cohesion

• Adhesion

• Solvent

• Solute

What is a substance that can be dissolved into a solution by a solvent?

• Solvent

• Solute

• Base

• Acid

What is a substance that can neutralize an acid by reacting with hydrogen ions?

• Acid

• Base

• Solvent

• Solute

Which scale is used to determine the acidity or basicity of a solution?

• pH scale

• temperature scale

• weight scale

• acid scale

What are the substances formed during a chemical reaction called?

• Reactants

• Catalysts

• Products

• Enzymes

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2