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Macromolecules: Carbohydrates And Lipids
Test Description: This review covers information covering these large organic molecules and the components of their makeup.
Instructions: Answer all questions to get your test result.
1) How many valence electrons do carbon atoms have?
A
6
B
2
C
4
D
zero
2) Due to the number of valence electrons carbon atoms have, what type of bonds do carbon atoms form?
A
peptide
B
double
C
ionic
D
covalent
3) The smaller units that join together to form macromolecules by the process of polymerization are called:
A
monomers
B
dionomers
C
trionomers
D
quadronomers
4) The four major groups of macromolecules found in living things are carbohydrates, lipids, proteins, and:
A
starches
B
cholesterol
C
nucleic acids
D
peptides
5) Glucose, fructose, and galactose are simple sugars that are commonly known as:
A
trisaccharides
B
disaccharides
C
polysaccahriades
D
monosaccharides
6) Fats, oils, and waxes which can be used to store energy, are the most common categories of:
A
nucleic acids
B
proteins
C
lipids
D
carbohydrates
7) Lipids are a large group of biological molecules that are not soluble in water, which means they will not:
A
form polymers
B
bond with other lipids
C
store energy
D
dissolve in water
8) What steroids serve as chemical messengers for the body?
A
anabolic
B
histamines
C
hormones
D
nerve cells
9) Many lipids are formed when a glycerol molecule combines with compounds called:
A
nucleic acids
B
alcohols
C
fatty acids
D
oils
10) What two compounds bond together to form lipids?
A
oils and waxes
B
waxes and glycerol
C
fatty acids and glycerol
D
glycerol and alcohol
*select an answer for all questions
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