Scientific Inquiry — Unit test Answers

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1
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Environmental scientists are unconcerned with methods to preserve natural resources.

A
T
B
F
2
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An individual who interprets laws related to the environment most likely works in which field?

A
Environmental law
B
Environmental journalism
C
Environmental activism
D
Ecology
3

Environmental engineers minimize the impact of land development on the environment.

A
T
B
F
4

Transitions between biomes do not have to be sharp and sudden, which means that different biomes can share characteristics.

A
T
B
F
5

What types of organisms will be affected by a decreased supply of water in an ecosystem?

A
Producers, consumers, and decomposers will be affected.
B
Producers and consumers will be affected.
C
Consumers and decomposers will be affected.
D
No organisms will be affected.
6

Which of the following represents change to an ecosystem brought about by abiotic factors?

A
the decrease in plant populations due to a decrease in the available water supply
B
the increase in a predator population due to the increase in prey population
C
the decrease in plant species due to herd grazing
D
the extinction of a plant species due to bacterial infection
7

A hydrologist studies the effects of pollution on marine life.

A
T
B
F
8

Describe the job of an environmental scientist.

Answer not available
9

Kelp plants have been known to grow up to _______.

A
1 foot per week
B
2 inches per day
C
10 inches per day
D
1 inch per hour
10

What are the two main categories of ecosystems?

A
effective and ineffective
B
marine and freshwater
C
biotic and abiotic
D
aquatic and terrestrial
11

Describe at least three careers in environmental science.

Answer not available
12

What are the main components needed to insure ecosystem stability?

A
estuary, savanna, and tundra
B
primary and secondary succession
C
food, water, shelter and biodiversity
D
moderate climate, sufficient space, and adequate sunlight
13

How does biodiversity affect the stability of an ecosystem?

Answer not available
14

What will happen to an ecosystem that is experiencing a prolonged drought?

Answer not available
15

If antibiotics had not been discovered, how would society most likely have been affected?

A
People would be more likely to die from infections.
B
People would have to worry more about antibiotic-resistant diseases.
C
People would take more preventative measures to avoid getting infections.
D
People would have developed resistance to the diseases that are caused by bacteria.
16

Which of the following is most likely to be a limiting factor for growth on the floor of a tropical rainforest?

A
water
B
shelter
C
sunlight
D
prey
17

How are the careers of an oceanographer and hydrologist similar? How are they different?

Answer not available
18

What are some possible future career fields in environmental science?

Answer not available
19

Environmental scientists study ways society can use up natural resources and are not concerned with preserving them for the future. Please select the best answer from the choices provided

A
T
B
F
20

Which of the following is likely to be researched by an ecologist?

A
the effect of natural disasters on the environment
B
the effectiveness of current environmental law
C
the effect of species loss on the environment
D
the effect of dioxin on organisms in the environment

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