Question 1

Phytoplankton in the ocean

Accepted Answer

A)  provide much of the planet's oxygen 
B)  provide much of the planet's carbon dioxide 
C)  remove much of the planet's carbon dioxide from the atmosphere 
D)  remove much of the planet's oxygen 
E)  provide much of the planet's oxygen and remove much of the carbon dioxide from the atmosphere 
A)  provide much of the planet's oxygen 
B)  provide much of the planet's carbon dioxide 
C)  remove much of the planet's carbon dioxide from the atmosphere 
D)  remove much of the planet's oxygen 
E)  provide much of the planet's oxygen and remove much of the carbon dioxide from the atmosphere

Question 2

Ecology is the study of how:

Accepted Answer

A)  Atoms make up the environment. 
B)  Humans affect the environment. 
C)  Organisms interact with each other and their nonliving environment. 
D)  Energy runs the environment. 
E)  Evolution affects nature. 
A)  Atoms make up the environment. 
B)  Humans affect the environment. 
C)  Organisms interact with each other and their nonliving environment. 
D)  Energy runs the environment. 
E)  Evolution affects nature.

Question 3

Within the 'levels of organization', the molecular level contains the smallest of all forms of matter.

Accepted Answer

A) True 
 B)False

Question 4

Match the items listed below with the appropriate choice
  
-On the generalized structure of the Earth figure, choose the letter of the layer that contains nonrenewable fossil fuels and minerals.

Accepted Answer

The answer of Match the items listed below with the...

Question 5

Match the items listed below with the appropriate choice
  
-On the figure of the Earth, choose the letter that represents the ozone layer.

Accepted Answer

The answer of Match the items listed below with the...

Question 6

The conversion of solar energy into chemical energy occurs in

Accepted Answer

A)  Photosynthesis 
B)  food chains 
C)  Chemosynthesis 
D)  heterotrophic organisms 
E)  food webs 
A)  Photosynthesis 
B)  food chains 
C)  Chemosynthesis 
D)  heterotrophic organisms 
E)  food webs

Question 7

Of the following water-cycle processes, the one working against gravity is

Accepted Answer

A)  Percolation 
B)  Infiltration 
C)  Runoff 
D)  Transpiration 
E)  Precipitation 
A)  Percolation 
B)  Infiltration 
C)  Runoff 
D)  Transpiration 
E)  Precipitation

Question 8

The process by which ____________________ obtain their energy is photosynthesis.

Accepted Answer

autotrophs

Question 9

Ecology is the study of connections in the natural world.

Accepted Answer

A) True 
 B)False

Question 10

Chemical combinations of two or more atoms of the same or different elements make up _____________.

Accepted Answer

The answer of Chemical combinations of two or more atoms...

Question 11

Match the descriptive phrase below with its appropriate cycle.
-Forms acid rain

Accepted Answer

A) Hydrologic 
B) Carbon 
C) Nitrogen 
D) phosphorus 
E) sulfur 
A) Hydrologic 
B) Carbon 
C) Nitrogen 
D) phosphorus 
E) sulfur

Question 12

Which of the following statements is most accurate?

Accepted Answer

A)  Energy cycles, nutrients flow. 
B)  Nutrients cycle, energy flows. 
C)  Nutrients flow, energy flows. 
D)  Nutrients cycle, energy cycles. 
E)  Nutrients flow and cycle. 
A)  Energy cycles, nutrients flow. 
B)  Nutrients cycle, energy flows. 
C)  Nutrients flow, energy flows. 
D)  Nutrients cycle, energy cycles. 
E)  Nutrients flow and cycle.

Question 13

Match the descriptive phrase below with its appropriate cycle.
-Fixation into soil accomplished by bacteria and algae

Accepted Answer

A) Hydrologic 
B) Carbon 
C) Nitrogen 
D) phosphorus 
E) sulfur 
A) Hydrologic 
B) Carbon 
C) Nitrogen 
D) phosphorus 
E) sulfur

Question 14

Fossil fuels and minerals are found in the

Accepted Answer

A)  Atmosphere 
B)  Geosphere 
C)  Biosphere 
D)  Hydrosphere 
E)  Troposphere 
A)  Atmosphere 
B)  Geosphere 
C)  Biosphere 
D)  Hydrosphere 
E)  Troposphere

Question 15

The innermost layer of the atmosphere is the

Accepted Answer

A)  Troposphere 
B)  Stratosphere 
C)  Hydrosphere 
D)  Geosphere 
E)  Lithosphere 
A)  Troposphere 
B)  Stratosphere 
C)  Hydrosphere 
D)  Geosphere 
E)  Lithosphere

Question 16

If the biomass of flowers that support the butterflies was known to contain 100,000 units of energy, and certain bird species were eating the butterflies that foraged on the flowers, what amount of energy, on average, could be expected to be transferred to the birds?

Accepted Answer

A)  50,000 
B)  10,000 
C)  1,000 
D)  100 
E)  10 
A)  50,000 
B)  10,000 
C)  1,000 
D)  100 
E)  10

Question 17

The nitrogen cycle and the carbon cycle are virtually identical.

Accepted Answer

A) True 
 B)False

Question 18

Ozone gas, a chemical in the atmosphere that helps filter out harmful UV sunlight, is located in the troposphere.

Accepted Answer

A) True 
 B)False

Question 19

Match the items listed below with the appropriate choice
  
-On the figure of the hydrological cycle, choose the letter that represents evaporation.

Accepted Answer

The answer of Match the items listed below with the...

Question 20

A group of individuals of the same species living in a particular place is a(n)

Accepted Answer

A)  Species 
B)  Population 
C)  Community 
D)  Organism 
E)  Biome 
A)  Species 
B)  Population 
C)  Community 
D)  Organism 
E)  Biome

Phytoplankton in the ocean

Ecology is the study of how:

Within the 'levels of organization', the molecular level contains the smallest of all forms of matter.

Match the items listed below with the appropriate choice -On the generalized structure of the Earth figure, choose the letter of the layer that contains nonrenewable fossil fuels and minerals.

Match the items listed below with the appropriate choice -On the figure of the Earth, choose the letter that represents the ozone layer.

The conversion of solar energy into chemical energy occurs in

Of the following water-cycle processes, the one working against gravity is

The process by which ____________________ obtain their energy is photosynthesis.

Ecology is the study of connections in the natural world.

Chemical combinations of two or more atoms of the same or different elements make up _____________.

Match the descriptive phrase below with its appropriate cycle. -Forms acid rain

Which of the following statements is most accurate?

Match the descriptive phrase below with its appropriate cycle. -Fixation into soil accomplished by bacteria and algae

Fossil fuels and minerals are found in the

The innermost layer of the atmosphere is the

If the biomass of flowers that support the butterflies was known to contain 100,000 units of energy, and certain bird species were eating the butterflies that foraged on the flowers, what amount of energy, on average, could be expected to be transferred to the birds?

The nitrogen cycle and the carbon cycle are virtually identical.

Ozone gas, a chemical in the atmosphere that helps filter out harmful UV sunlight, is located in the troposphere.

Match the items listed below with the appropriate choice -On the figure of the hydrological cycle, choose the letter that represents evaporation.

A group of individuals of the same species living in a particular place is a(n)

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Minerals

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters

Exam 3: Ecosystems: What Are They and How Do They Work

Phytoplankton in the ocean

Ecology is the study of how:

Within the 'levels of organization', the molecular level contains the smallest of all forms of matter.

Match the items listed below with the appropriate choice -On the generalized structure of the Earth figure, choose the letter of the layer that contains nonrenewable fossil fuels and minerals.

Match the items listed below with the appropriate choice -On the figure of the Earth, choose the letter that represents the ozone layer.

The conversion of solar energy into chemical energy occurs in

Of the following water-cycle processes, the one working against gravity is

The process by which ____________________ obtain their energy is photosynthesis.

Ecology is the study of connections in the natural world.

Chemical combinations of two or more atoms of the same or different elements make up _____________.

Match the descriptive phrase below with its appropriate cycle. -Forms acid rain

Which of the following statements is most accurate?

Match the descriptive phrase below with its appropriate cycle. -Fixation into soil accomplished by bacteria and algae

Fossil fuels and minerals are found in the

The innermost layer of the atmosphere is the

If the biomass of flowers that support the butterflies was known to contain 100,000 units of energy, and certain bird species were eating the butterflies that foraged on the flowers, what amount of energy, on average, could be expected to be transferred to the birds?

The nitrogen cycle and the carbon cycle are virtually identical.

Ozone gas, a chemical in the atmosphere that helps filter out harmful UV sunlight, is located in the troposphere.

Match the items listed below with the appropriate choice -On the figure of the hydrological cycle, choose the letter that represents evaporation.

A group of individuals of the same species living in a particular place is a(n)

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Minerals

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters