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WorksheetsChemistry of Life
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
Water is polar and oil is nonpolar.
a)
True
b)
False
2.
What is the main function of nucleic acids?
a)
To function in insulation.
b)
To store and transmit hereditary information.
c)
To provide energy
3.
What are the monomers of carbohydrates?
a)
Amino acids
b)
Fatty acids
c)
Nucleotides
d)
Monosaccharides (simple sugars)
4.
What is the strongest base listed in this figure?
a)
Hydrochloric acid
b)
Pure water
c)
Sodium hydroxide
d)
Sea water
5.
Enzymes are lipids.
a)
True
b)
False
6.
Most enzymes —
a)
Speed up the chemical reaction
b)
Have no effect on the rate of the chemical reaction
c)
Keep the rate of the chemical reaction the same
d)
Slow the rate of the chemical reaction
7.
Enzymes _____ the activation energy of a reaction by binding a substrate and holding it in a way that lowers the activation energy.
a)
Lower
b)
Raise
c)
Maintain
8.
Most enzymes in with the suffix --
a)
-yme
b)
-gen
c)
-nic
d)
-ase
9.
All carbohydrates are —
a)
composed of carbon, hydrogen and oxygen atoms
b)
are made of amino acids
c)
composed of carbon, hydrogen, oxygen and nitrogen atoms
d)
composed of carbon, hydrogen, oxygen, nitrogen and phosphorus atoms
D are made of fatty acids
D are made of fatty acids
10.
Which structure in the figure would most likely be used to form muscles and connective tissue?
a)
4
b)
1
c)
2
d)
3
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