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WorksheetsChemistry of Life Test Review Quizizz #1
Total questions: 20
Worksheet time: 36mins
Name
Class
Date
1.
What two elements make up water?
a)
Helium and oxygen
b)
Hydrogen and oxygen
c)
helium and carbon
d)
oxygen and carbon
2.
Which statement explains why water molecules stick together?
a)
both sides are negative
b)
one side has a positive charge and the other side has a negative charge
c)
one side has a negative charge adn the other side has a neutral charge
d)
both sides are positive
3.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
4.
When water molecules stick easily to other water molecules, this is called what?
a)
cohesion
b)
adhesion
c)
solution
d)
polar molecule
5.
Amino Acids, Monosaccharides, and Nucleotides are all examples of...
a)
Monomers
b)
Polymers
c)
Elements
d)
Atoms
6.
DNA and RNA are examples of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
7.
Nucleotides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
8.
Monosaccharides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
9.
Proteins are made of monomers called ___________
a)
Nucleotides
b)
Monosaccharides
c)
Amino Acids
d)
Glycerol and fatty acids
10.
What type of macromolecule is used for long-term energy storage?
a)
Lipid
b)
Carbohydrate
c)
Protien
d)
Nucleic Acid
11.
What is the function of nucleic acids?
a)
store genetic information
b)
store energy (long-term)
c)
store energy (short-term)
d)
build skin, hair, nails, muscles
12.
Which of the following organic compounds is the main source of energy for living things?
a)
carbohydrates
b)
lipids
c)
nucleic acids
d)
proteins
13.
Proteins are made of...
a)
C H O
b)
C H O N
c)
C H O N P
d)
C H O N S
14.
Lipids are made of...
a)
C H O
b)
C H O N
c)
C H O N P
d)
C H O N S
15.
All proteins
a)
have a unique structure that determines their unique function.
b)
are exactly the same in function but different in structure.
c)
are exactly the same in structure but different in function.
d)
are enzymes.
16.
What is the purpose of an enzyme?
a)
give permission for the reaction
b)
raise activation energy
c)
speed up reactions
d)
control how many reactions occur
17.
What is indicated by letter A?
a)
enzyme
b)
product
c)
substrate
d)
active site
18.
What is indicated by letter C?
a)
enzyme
b)
product
c)
substrate
d)
active site
19.
What is indicated by letter B?
a)
enzyme
b)
product
c)
substrate
d)
active site
20.
What type of macromolecule are enzymes?
a)
Protein
b)
Carbohydrate
c)
Lipid
d)
Nucleic Acid
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