AnswersDRHS GA-GSE Environmental ScienceUnit Test

Unit Test — Unit test Answers

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21
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What is the main function of environmental policy?

A
prevent the use of natural resources
B
reduce human impact on the environment
C
prevent nature from having a harmful effect on humans
D
reduce the use of natural resources
22
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Which of the following best describes the role of scientific knowledge in society?

A
Advances in scientific knowledge have predictable consequences.
B
Advances in scientific knowledge can be beneficial to society if applied responsibly.
C
Advances in scientific knowledge lead to few changes in society.
D
Society is uninfluenced by advances in scientific knowledge.
23

Conservation efforts have resulted in restoration of some wildlife habitats.

A
T
B
F
24

How can using a combination of policy tools be more efficient than using one exclusively?

A
Using a combination of policy tools assures compliance.
B
Using a combination of policy tools allows for a wider range of coverage.
C
Using a combination of policy tools prevents the use of mandatory policies.
D
All of the above
25

Which of the following is not a benefit of increased energy efficiency?

A
decreased emissions
B
decreased use of natural resources
C
decreased energy services
D
decreased energy use
26

The pedigree chart below shows the inheritance of a trait in a family of cats.Which pair of individuals represents a mating that will result in inbreeding?

Question illustration
A
individuals 1 and 6
B
individuals 3 and 4
C
individuals 3 and 6
D
individuals 6 and 14
27

Which of the following is a risk associated with the application of biotechnology?

A
decreased pesticide use
B
decreased erosion
C
increased agricultural yield
D
potential for the exchange of genetic material
28

Which of the following is not a reason that small societies can maintain stability in the long term better than larger societies?

A
Smaller societies have a smaller demand for resources.
B
Smaller societies can be governed by internal controls more effectively than larger societies.
C
Smaller societies rely more heavily on legislation and military forces.
D
Smaller societies tend to have stronger interpersonal relationships.
29

A population is a collection of all the types of organisms in an area.

A
T
B
F
30

Breeders can use a Punnett square to predict the outcome of a genetic cross. If the genotype of both parents was Aa, what would be expected of the genotypes among their possible offspring?

A
Half would have the genotype AA.
B
Half would have the genotype Aa.
C
Three-quarters would have the genotype aa.
D
Three-quarters would have the genotype Aa.
31

Which of the following statements about human society and limiting factors is true?

A
Modifications made to the environment to reduce the impact of limiting factors can cause disruption to the natural balance of an ecosystem.
B
Humans cannot modify their environment to adapt it to their needs.
C
Humans can completely overcome the factors that limit population size.
D
Limiting factors are of no concern to human society, because they do not affect human populations.
32

A young boy has been found, and police are trying to locate his family. They take a DNA sample from him and begin collecting DNA samples from families who have missing children. If police use DNA samples only from the fathers, which type of DNA technology can they use to identify the boy's parent?

A
Y-chromosome analysis
B
mtDNA (mitochondrial DNA) analysis
C
VNTRs (variable tandem repeats)
D
PCR (polymerase chain reaction) analysis
33

Which of the following is a disadvantage associated with scientific advances?

A
decreased urbanization
B
increased energy efficiency
C
increased waste production
D
increased renewable resource use
34

Which of the following statements about the impact of biotechnology on the environment is not true?

A
Biotechnology can positively impact the environment through the use of organisms that degrade pollutants.
B
Biotechnology use can lead to an increase in soil erosion and pollution runoff through decreased pesticide use.
C
The use of biotechnology in agriculture can lead to a decrease in pesticide use, positively impacting the environment.
D
Biotechnology can lead to greater competition among natural and genetically engineered organisms in an ecosystem.
35

Increased energy efficiency ultimately leads to lower costs.

A
T
B
F
36

What is the main function of environmental policy?

A
prevent the use of natural resources
B
reduce human impact on the environment
C
prevent nature from having a harmful effect on humans
D
reduce the use of natural resources
37

Which of the following environmental justice policies would the Environmental Protection Agency be least interested in and able to support?

A
fair treatment
B
legal policies
C
social justice
D
corrective justice
38

How many kilocalories of energy would you expect a person in contemporary England to consume daily (including food, transportation, household use, etc.)?

A
millions
B
hundreds of thousands
C
tens of thousands
D
thousands
39

Which of the following is not true concerning the elements of a quality life?

A
It might include financial and physical security.
B
They are considered stable over a lifetime.
C
It is highly individualized.
D
It depends upon personal environment and relationships.
40

Monitoring environmental parameters can help policy makers determine _______.

A
the level of impact a human activity has on an environment
B
how society feels about the proposed policy changes
C
how frequently a specific environment is used for human activity
D
all of the above

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