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WorksheetsGet Ready for Unit 1 Activity!
Total questions: 14
Worksheet time: 14mins
Unit 1 Activity is worth ____ of my mark.
0%
5%
10%
I don't know
The main focus for the Unit 1 Activity is
I don't know
enzymes
Which of the following biological molecules are enzymes?
carbohydrate
protein
fat
vitamin
Enzymes are found in
our cells
animals
plants
all of the options are correct
There are many different types of enzymes.
True
False
Which of the following is the correct function of an enzyme?
decreases the energy needed for a chemical reaction to occur
speeds up chemical reactions
helps a chemical reaction to take place
all of the options are the correction function of enzymes
An enzyme acts as a (a) to speed up chemical reactions.
Which of the following are important qualities of enzymes? Check all that apply!
enzymes do not change during a reaction
enzymes change during a reaction
enzymes are used in a reaction and destroyed
enzymes are not used up in a reaction, they continue to do many reactions again and again
Enzyme function depends on which of the following conditions? Check all that apply!
temperature
water
diffusion
pH
Enzymes are specific for a specific substrate.
True
False
The rate of enzyme function decreases at high temperature.
True
False
If the temperature of the environment is not correct the enzyme may not work.
True
False
If an enzyme is denatured it means it
works
does not work
Enzymes work best at a specific pH.
True
False
