WorksheetsUnit 3A Energy Flow Test Review
Total questions: 18
Worksheet time: 9mins
Name
Class
Date
1.
Which macromolecule is the body's first resort for energy?
a)
Lipids
b)
Carbohydrates
c)
Nucleic Acids
d)
Proteins
2.
What is the purpose of macromolecules for our bodies? (Select All That Apply)
a)
They speed up chemical reactions in our bodies.
b)
They provide energy for our bodies.
c)
They run our bodies.
d)
They hold information in our bodies.
3.
Large, complex structures made from monomers are considered _______. (Like a sentence)
a)
Monomers
b)
Polymores
c)
Macromolecules
d)
Energy Flow
4.
What are the monomers that make up proteins?
a)
Nucleotides
b)
Amino Acids
c)
Fatty Acids
d)
Monosaccharides
5.
DNA and RNA carry out important cellular processes. Which is an example of this?
a)
Nucleic Acids
b)
Proteins
c)
Lipids
d)
Carbohydrates
6.
Large organic molecules that make up all living things are known as ______.
a)
Cells
b)
Atoms
c)
Macromolecules
d)
Polymers
7.
The small sub-units are considered _______. (Like a word)
a)
Polymers
b)
Enzymes
c)
Monomers
8.
What is an example of a reaction that MAKES a polymer?
a)
Photosynthesis
b)
Dehydration
c)
Cellular Respiration
d)
Hydrolysis
9.
Which macromolecules can organisms not live without? (Select All That Apply)
a)
Nucleic Acids
b)
Lipids
c)
Monomers
d)
Carbohydrates
e)
Proteins
10.
True or False: Proteins do not have a main function.
a)
True
b)
False
11.
When a bond is broken, energy is being ______.
a)
Absorbed
b)
Released
c)
Delivered
d)
Carried
12.
All chemical reactions that take place within each cell of an organism is known as?
a)
Enzymes
b)
Metabolism
c)
ATP
d)
Endothermic
13.
Proteins that speed up chemical reactions by lowering the activation energy is known as?
a)
Enzymes
b)
Metabolism
c)
Exothermic
d)
Substrates
14.
In Photosynthesis, light energy is stored as chemical energy in sugar...what type of reaction would this be considered?
a)
Exothermic
b)
Endothermic
c)
Denaturation
15.
True or False: Enzymes can NOT be used over and over again.
a)
True
b)
False
16.
How many products are made when enzymes MAKE bonds between substrates?
a)
2
b)
1
c)
None
d)
3
17.
An energy carrying molecule that stores and carries energy for cell function is _______.
a)
ADP
b)
ATP
c)
Enzyme
d)
Products
18.
Which parts are included in the structure of ATP?
a)
Adenine-Nitrogen Base
b)
Ribose-Sugar Ring
c)
Biphosphate
d)
Triphosphate
e)
Glucose
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