Question 1

The oxidation of glucose does not yield

Accepted Answer

A)  water. 
B)  oxygen. 
C)  carbon dioxide. 
D)  energy. 
A)  water. 
B)  oxygen. 
C)  carbon dioxide. 
D)  energy. B

Question 2

Muscles consist mainly of

Accepted Answer

A)  carbohydrates. 
B)  proteins. 
C)  lipids. 
D)  nucleic acids. 
A)  carbohydrates. 
B)  proteins. 
C)  lipids. 
D)  nucleic acids. B

Question 3

The matching of blood types before a transfusion is to ensure that the blood of donor and recipient both have the same

Accepted Answer

A)  carbohydrates. 
B)  proteins. 
C)  lipids. 
D)  nucleic acids. 
A)  carbohydrates. 
B)  proteins. 
C)  lipids. 
D)  nucleic acids. B

Question 4

All alcohols

Accepted Answer

A)  are safe to drink. 
B)  can be made only by fermentation. 
C)  contain just one OH group. 
D)  contain one or more OH groups. 
A)  are safe to drink. 
B)  can be made only by fermentation. 
C)  contain just one OH group. 
D)  contain one or more OH groups.

Question 5

In photosynthesis, chlorophyll acts

Accepted Answer

A)  to shield the reacting molecules from sunlight. 
B)  to extract oxygen from the atmosphere. 
C)  to prevent water from evaporating. 
D)  to both catalyze and provide energy to the process. 
A)  to shield the reacting molecules from sunlight. 
B)  to extract oxygen from the atmosphere. 
C)  to prevent water from evaporating. 
D)  to both catalyze and provide energy to the process.

Question 6

Methane is not

Accepted Answer

A)  a hydrocarbon. 
B)  an alkane. 
C)  present in natural gas. 
D)  present in gasoline. 
A)  a hydrocarbon. 
B)  an alkane. 
C)  present in natural gas. 
D)  present in gasoline.

Question 7

Nylon is an example of

Accepted Answer

A)  a monomer. 
B)  a polymer. 
C)  an isomer. 
D)  an elastomer. 
A)  a monomer. 
B)  a polymer. 
C)  an isomer. 
D)  an elastomer.

Question 8

Carbohydrates are manufactured in green plants by

Accepted Answer

A)  polymerization. 
B)  fermentation. 
C)  photosynthesis. 
D)  respiration. 
A)  polymerization. 
B)  fermentation. 
C)  photosynthesis. 
D)  respiration.

Question 9

The structural elements of a polyester such as Dacron

Accepted Answer

A)  are glass fibers. 
B)  are esters. 
C)  have ester linkages between them. 
D)  are arranged in rings. 
A)  are glass fibers. 
B)  are esters. 
C)  have ester linkages between them. 
D)  are arranged in rings.

Question 10

The isomers of a compound have different

Accepted Answer

A)  molecular compositions. 
B)  molecular masses. 
C)  structures. 
D)  numbers of bonds between their atoms. 
A)  molecular compositions. 
B)  molecular masses. 
C)  structures. 
D)  numbers of bonds between their atoms.

Question 11

The number of carbon-carbon bonds in acetylene, C2H2, is

Accepted Answer

A)  1. 
B)  2. 
C)  3. 
D)  4. 
A)  1. 
B)  2. 
C)  3. 
D)  4.

Question 12

Each dash in the structural formula of an organic molecule represents a shared

Accepted Answer

A)  electron. 
B)  electron pair. 
C)  ion pair. 
D)  carbon atom. 
A)  electron. 
B)  electron pair. 
C)  ion pair. 
D)  carbon atom.

Question 13

A double bond between two carbon atoms involves the sharing of a total of

Accepted Answer

A)  2 electrons. 
B)  4 electrons. 
C)  8 electrons. 
D)  Any of these choices could be correct, depending on the molecule. 
A)  2 electrons. 
B)  4 electrons. 
C)  8 electrons. 
D)  Any of these choices could be correct, depending on the molecule.

Question 14

The average efficiency of photosynthesis in utilizing solar energy is

Accepted Answer

A)  1 percent. 
B)  20 percent. 
C)  50 percent. 
D)  90 percent. 
A)  1 percent. 
B)  20 percent. 
C)  50 percent. 
D)  90 percent.

Question 15

Plants store energy in the form of

Accepted Answer

A)  cellulose. 
B)  starch. 
C)  DNA. 
D)  glycogen. 
A)  cellulose. 
B)  starch. 
C)  DNA. 
D)  glycogen.

Question 16

Animal cells do not contain

Accepted Answer

A)  glycogen. 
B)  starch. 
C)  proteins. 
D)  lipids. 
A)  glycogen. 
B)  starch. 
C)  proteins. 
D)  lipids.

Question 17

Hydrocarbon molecules with double or triple carbon-carbon bonds are

Accepted Answer

A)  relatively reactive. 
B)  relatively inactive. 
C)  extremely dense. 
D)  saturated. 
A)  relatively reactive. 
B)  relatively inactive. 
C)  extremely dense. 
D)  saturated.

Question 18

A variety of alkanes is found in

Accepted Answer

A)  gasoline. 
B)  carbohydrates. 
C)  proteins. 
D)  esters. 
A)  gasoline. 
B)  carbohydrates. 
C)  proteins. 
D)  esters.

Question 19

Compared with their carbohydrate content, living cells contain

Accepted Answer

A)  less protein. 
B)  about the same amount of protein. 
C)  more protein. 
D)  Any of these choices could be correct, depending on the type of cell. 
A)  less protein. 
B)  about the same amount of protein. 
C)  more protein. 
D)  Any of these choices could be correct, depending on the type of cell.

Question 20

A long chain of identical simple molecules linked together is called an)

Accepted Answer

A)  monomer. 
B)  polymer. 
C)  isomer. 
D)  elastomer. 
A)  monomer. 
B)  polymer. 
C)  isomer. 
D)  elastomer.

The oxidation of glucose does not yield

Muscles consist mainly of

The matching of blood types before a transfusion is to ensure that the blood of donor and recipient both have the same

All alcohols

In photosynthesis, chlorophyll acts

Methane is not

Nylon is an example of

Carbohydrates are manufactured in green plants by

The structural elements of a polyester such as Dacron

The isomers of a compound have different

The number of carbon-carbon bonds in acetylene, C₂H₂, is

Each dash in the structural formula of an organic molecule represents a shared

A double bond between two carbon atoms involves the sharing of a total of

The average efficiency of photosynthesis in utilizing solar energy is

Plants store energy in the form of

Animal cells do not contain

Hydrocarbon molecules with double or triple carbon-carbon bonds are

A variety of alkanes is found in

Compared with their carbohydrate content, living cells contain

A long chain of identical simple molecules linked together is called an)

The Scientific Method

Motion

Energy

Energy and the Future

Matter and Heat

Electricity and Magnetism

Waves

The Nucleus

The Atom

The Periodic Law

Crystals, Ions, and Solutions

Chemical Reactions

Atmosphere and Hydrosphere

The Rock Cycle

The Evolving Earth

The Solar System

The Stars

The Universe Galaxies

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Exam 13: Organic Chemistry

The oxidation of glucose does not yield

Muscles consist mainly of

The matching of blood types before a transfusion is to ensure that the blood of donor and recipient both have the same

All alcohols

In photosynthesis, chlorophyll acts

Methane is not

Nylon is an example of

Carbohydrates are manufactured in green plants by

The structural elements of a polyester such as Dacron

The isomers of a compound have different

The number of carbon-carbon bonds in acetylene, C2H2, is

Each dash in the structural formula of an organic molecule represents a shared

A double bond between two carbon atoms involves the sharing of a total of

The average efficiency of photosynthesis in utilizing solar energy is

Plants store energy in the form of

Animal cells do not contain

Hydrocarbon molecules with double or triple carbon-carbon bonds are

A variety of alkanes is found in

Compared with their carbohydrate content, living cells contain

A long chain of identical simple molecules linked together is called an)

The Scientific Method

Motion

Energy

Energy and the Future

Matter and Heat

Electricity and Magnetism

Waves

The Nucleus

The Atom

The Periodic Law

Crystals, Ions, and Solutions

Chemical Reactions

Atmosphere and Hydrosphere

The Rock Cycle

The Evolving Earth

The Solar System

The Stars

The Universe Galaxies

Filters

The number of carbon-carbon bonds in acetylene, C₂H₂, is