CHEMICAL REACTIONS AND ENZYME QUIZ

All chemical reactions require

• oxygen

• enzymes

• catalyst

• energy

Tags

NGSS.HS-LS1-7

NGSS.HS-PS1-4

Enzymes are biological ____________ for chemical reactions in living things

• conditions

• enzymes

• catalyst

• activation energy

The minimal amount of energy needed for reactants to form products in a chemical reaction. A chemical push.

• conditions

• enzymes

• catalyst

• activation energy

Enzymes _____________ the activation energy and __________ the rate of a chemical reaction.

• increase/increase

• decrease/increase

• increase/decrease

• activation energy

Enzymes depend on its _______________to function properly

• structure

• catalyst

• speed

After a chemical reaction takes place, the _____________ is free to catalyze a another chemical reaction

• enzyme

• solution

• product

• reactant

Tags

NGSS.HS-LS1-7

Which conditions affect the shape and function of an enzyme? Choose all that apply

• pH

• IONIC CONDITIONS

• TEMPERATURE

• ALL OF THE ABOVE

Which conditions affect the speed/rate of an enzyme? Choose all that apply

• pH

• IONIC CONDITIONS

• TEMPERATURE

• ALL OF THE ABOVE

Energy is neither created nor destroyed:

• 1st law of Thermodynamics

• Law of Conservation of Mass

• both

The materials you start with in a chemical reaction are known as

• Reactants

• Products

• chemistry

• chemicals