Question 1

Which organism is classified as a primary consumer?

Accepted Answer

A)  detritivore 
B)  carnivore 
C)  omnivore 
D)  herbivore 
A)  detritivore 
B)  carnivore 
C)  omnivore 
D)  herbivore D

Question 2

Which of the following is a source of phosphorus?

Accepted Answer

A)  sulphur dioxide 
B)  runoff of animal wastes from feedlots 
C)  chlorofluorocarbon 
D)  acid rain 
A)  sulphur dioxide 
B)  runoff of animal wastes from feedlots 
C)  chlorofluorocarbon 
D)  acid rain B

Question 3

Through which process are ions converted to nitrite ions and nitrate ions?

Accepted Answer

A)  denitrification 
B)  nitrogen fixation 
C)  nitrification 
D)  assimilation 
A)  denitrification 
B)  nitrogen fixation 
C)  nitrification 
D)  assimilation C

Question 4

What is a computer system for the capture,storage,retrieval,analysis and display of spatial data known as?

Accepted Answer

A)  GPX 
B)  Landsat 
C)  GIS 
D)  RADARSAT 
A)  GPX 
B)  Landsat 
C)  GIS 
D)  RADARSAT

Question 5

Which process within the water cycle works against gravity?

Accepted Answer

A)  transpiration 
B)  percolation 
C)  runoff 
D)  infiltration 
A)  transpiration 
B)  percolation 
C)  runoff 
D)  infiltration

Question 6

Which term includes the others?

Accepted Answer

A)  biological diversity 
B)  ecological diversity 
C)  functional diversity 
D)  genetic diversity 
A)  biological diversity 
B)  ecological diversity 
C)  functional diversity 
D)  genetic diversity

Question 7

EARTH LAYERS
  
-Which letter in the diagram corresponds to the layer that comprises all of the Earth's ecosystems?

Accepted Answer

The answer of EARTH LAYERS
  
-Which letter in the...

Question 8

Which ecosystem has the highest average net primary productivity?

Accepted Answer

A)  agricultural land 
B)  swamps and marshes 
C)  open ocean 
D)  temperate forest 
A)  agricultural land 
B)  swamps and marshes 
C)  open ocean 
D)  temperate forest

Question 9

Through which process is the nitrogenous organic compounds of dead organisms converted to simpler inorganic compounds,such as ammonia?

Accepted Answer

A)  ammonification 
B)  denitrification 
C)  nitrification 
D)  nitrogen fixation 
A)  ammonification 
B)  denitrification 
C)  nitrification 
D)  nitrogen fixation

Question 10

SOIL
  
-Which letter in the diagram indicates the type of soil that supports grasses and small shrubs?NAR: SOIL

Accepted Answer

The answer of SOIL
  
-Which letter in the diagram...

Question 11

Which statement best defines ecology?

Accepted Answer

A)  Ecology is the study of how atoms make up the environment. 
B)  Ecology is the study of how organisms interact with each other and their nonliving environment. 
C)  Ecology is the study of how humans affect the environment. 
D)  Ecology is the study of how societies pass laws to protect the environment. 
A)  Ecology is the study of how atoms make up the environment. 
B)  Ecology is the study of how organisms interact with each other and their nonliving environment. 
C)  Ecology is the study of how humans affect the environment. 
D)  Ecology is the study of how societies pass laws to protect the environment.

Question 12

Which organism is considered a tertiary consumer?

Accepted Answer

A)  jellyfish 
B)  zooplankton 
C)  phytoplankton 
D)  osprey 
A)  jellyfish 
B)  zooplankton 
C)  phytoplankton 
D)  osprey

Question 13

What is comprised of all physical forms of water (solid,liquid,and gas)?

Accepted Answer

A)  atmosphere 
B)  hydrosphere 
C)  lithosphere 
D)  biosphere 
A)  atmosphere 
B)  hydrosphere 
C)  lithosphere 
D)  biosphere

Question 14

A(n)____________________ consists of members of the same species living in the same area.

Accepted Answer

The answer of A(n)____________________ consists of members of the same...

Question 15

What is the most common gas in the atmosphere?

Accepted Answer

A)  oxygen 
B)  hydrogen 
C)  nitrogen 
D)  carbon dioxide 
A)  oxygen 
B)  hydrogen 
C)  nitrogen 
D)  carbon dioxide

Question 16

PROFILE
  
-Which letter in the diagram indicates the profile in which most of the plants would have adaptations in order to store water for long periods of time?

Accepted Answer

The answer of PROFILE
  
-Which letter in the diagram...

Question 17

What is one property of sand?

Accepted Answer

A)  good water infiltration 
B)  bad percolation 
C)  bad aeration 
D)  good nutrient-holding capacity 
A)  good water infiltration 
B)  bad percolation 
C)  bad aeration 
D)  good nutrient-holding capacity

Question 18

Which topsoil is the most fertile?

Accepted Answer

A)  yellow 
B)  red 
C)  grey 
D)  dark brown or black 
A)  yellow 
B)  red 
C)  grey 
D)  dark brown or black

Question 19

SOIL
  
-Which letter in the diagram indicates the type of soil that consists of undecomposed leaves,twigs,crop waste,animal waste,fungi,and other materials?

Accepted Answer

The answer of SOIL
  
-Which letter in the diagram...

Question 20

What is the estimated number of species on Earth?

Accepted Answer

A)  about 3 thousand to 100 thousand 
B)  about 3 million to 100 million 
C)  3 billion to 100 billion 
D)  about 3 trillion to 100 trillion 
A)  about 3 thousand to 100 thousand 
B)  about 3 million to 100 million 
C)  3 billion to 100 billion 
D)  about 3 trillion to 100 trillion

Exam 4: Ecosystems: What Are They, and How Do They Work

Which organism is classified as a primary consumer?

Which of the following is a source of phosphorus?

Through which process are ions converted to nitrite ions and nitrate ions?

What is a computer system for the capture,storage,retrieval,analysis and display of spatial data known as?

Which process within the water cycle works against gravity?

Which term includes the others?

EARTH LAYERS -Which letter in the diagram corresponds to the layer that comprises all of the Earth's ecosystems?

Which ecosystem has the highest average net primary productivity?

Through which process is the nitrogenous organic compounds of dead organisms converted to simpler inorganic compounds,such as ammonia?

SOIL -Which letter in the diagram indicates the type of soil that supports grasses and small shrubs?NAR: SOIL

Which statement best defines ecology?

Which organism is considered a tertiary consumer?

What is comprised of all physical forms of water (solid,liquid,and gas)?

A(n)____________________ consists of members of the same species living in the same area.

What is the most common gas in the atmosphere?

PROFILE -Which letter in the diagram indicates the profile in which most of the plants would have adaptations in order to store water for long periods of time?

What is one property of sand?

Which topsoil is the most fertile?

SOIL -Which letter in the diagram indicates the type of soil that consists of undecomposed leaves,twigs,crop waste,animal waste,fungi,and other materials?

What is the estimated number of species on Earth?

Environmental Problems: an Introduction and Overview

Environmental History: Learning From the Past

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Climate and Terrestrial Biodiversity

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Applying Population Ecology: the Human Population

Sustaining Terrestrial Biodiversity: Managing and Protecting Ecosystems

Sustaining Biodiversity: the Species Approach

Sustaining Aquatic Biodiversity

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Water Resources

Geology and Nonrenewable Mineral Resources

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