Q.1
Does the catalyst change the position of equilibrium?
  • Yes
  • No
Q.2
A catalyst is __________-specific
  • Radioactive
  • Reactive
  • Reaction
  • None of these
Q.3
Enzymes in your body probably work best at which of the following temperatures>
  • 25oC
  • 37oC
  • 98oC
  • 100oC
Q.4
What is the name given to a catalyst in the human body?
  • Saliva
  • Lipid
  • Enzyme
  • Catalyst
Q.5
A ______________ is a substance that increases the rate of a reaction without being used up during the reaction.
  • catalyst
  • reactant
  • product
  • solute
Q.6
Catalysts may be in the state of ___________.
  • Solid and liquid only
  • Liquid and gases only
  • Solid and gases only
  • Solid, liquid or gases
Q.7
What happen to the rate of reaction when a catalyst is added to it?
  • Increases
  • Decreases
  • Nothing changes
  • All of above
Q.8
What do you call the energy that is required to start a reaction?
  • Alternative energy
  • Activation energy
  • Atmospheric energy
  • None of these
Q.9
What does catalyst do to a reaction?
  • Slows down the reaction
  • Nothing changes
  • Speeds up the reaction
  • All of above
Q.10
How does a catalyst work in speeding up a reaction?
  • By lowering the activation energy or reaction
  • by giving them more energy
  • by making them more available
  • All of above
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