Question 1

Match each description with the correct aquatic ecosystem.
-primary producers are chemosynthetic bacteria and archaea

Accepted Answer

A) lakes 
B) streams 
C) estuary 
D) ocean shores 
E) coral reefs
F)open ocean
G)hydrothermal vents 
A) lakes 
B) streams 
C) estuary 
D) ocean shores 
E) coral reefs
F)open ocean
G)hydrothermal vents

Question 2

Concerning species survival,which status is of greatest concern?

Accepted Answer

A) threatened 
B) endemic 
C) critical 
D) endangered 
E) serious 
A) threatened 
B) endemic 
C) critical 
D) endangered 
E) serious

Question 3

Match each description with the appropriate biome.Some choices may be used more than once.
-the most species rich biome

Accepted Answer

A) chaparral 
B) tropical rainforest 
C) temperate deciduous forest 
D) boreal forest 
E) tundra
F)desert
G)Savanna 
A) chaparral 
B) tropical rainforest 
C) temperate deciduous forest 
D) boreal forest 
E) tundra
F)desert
G)Savanna

Question 4

Because all commercially produced energy has some kind of negative environmental impact,it is a good idea to simply use ____.

Accepted Answer

A) wind energy 
B) solar energy 
C) less energy 
D) incandescent lightbulbs 
E) less water 
A) wind energy 
B) solar energy 
C) less energy 
D) incandescent lightbulbs 
E) less water

Question 5

Global movements and circulation of air and ocean currents not only influence global climate,but also ____.

Accepted Answer

A) aid in bird migration 
B) circulate pollutants 
C) decrease global warming 
D) decrease arctic sea levels 
E) dilute nuclear waste 
A) aid in bird migration 
B) circulate pollutants 
C) decrease global warming 
D) decrease arctic sea levels 
E) dilute nuclear waste

Question 6

Match each description with the correct aquatic ecosystem.
-when newly formed,it is deep,clear,few nutrients,and low primary productivity

Accepted Answer

A) lakes 
B) streams 
C) estuary 
D) ocean shores 
E) coral reefs
F)open ocean
G)hydrothermal vents 
A) lakes 
B) streams 
C) estuary 
D) ocean shores 
E) coral reefs
F)open ocean
G)hydrothermal vents

Question 7

Due to biological magnification,which would have the highest concentration of a chemical herbicide?

Accepted Answer

A) grass - the dominant primary producer 
B) cow - an herbivore 
C) grasshoppers - an herbivore 
D) mice - predators of butterflies 
E) hawk - predators of mice 
A) grass - the dominant primary producer 
B) cow - an herbivore 
C) grasshoppers - an herbivore 
D) mice - predators of butterflies 
E) hawk - predators of mice

Question 8

Match each description with the appropriate biome.Some choices may be used more than once.
-the most structurally complex

Accepted Answer

A) chaparral 
B) tropical rainforest 
C) temperate deciduous forest 
D) boreal forest 
E) tundra
F)desert
G)Savanna 
A) chaparral 
B) tropical rainforest 
C) temperate deciduous forest 
D) boreal forest 
E) tundra
F)desert
G)Savanna

Question 9

Match each description with the appropriate biome.Some choices may be used more than once.
-shrub root systems may extend down to 60 meters

Accepted Answer

A) chaparral 
B) tropical rainforest 
C) temperate deciduous forest 
D) boreal forest 
E) tundra
F)desert
G)Savanna 
A) chaparral 
B) tropical rainforest 
C) temperate deciduous forest 
D) boreal forest 
E) tundra
F)desert
G)Savanna

Question 10

A(n)____ is an observed consequence of global climate change.

Accepted Answer

A) more earthquakes 
B) acid rain 
C) increase in the ozone hole 
D) decrease in the ozone layer 
E) rise in sea level 
A) more earthquakes 
B) acid rain 
C) increase in the ozone hole 
D) decrease in the ozone layer 
E) rise in sea level

Question 11

What is the main function of the ozone layer?

Accepted Answer

A) to provide cloud cover for protection of polar regions 
B) to provide a source of oxygen for photosynthesis 
C) to filter toxins from acid rain 
D) to block most of the sun's damaging rays from reaching Earth 
E) to trap carbon dioxide and warm the planet 
A) to provide cloud cover for protection of polar regions 
B) to provide a source of oxygen for photosynthesis 
C) to filter toxins from acid rain 
D) to block most of the sun's damaging rays from reaching Earth 
E) to trap carbon dioxide and warm the planet

Question 12

Evergreen broadleaf trees,along with abundant rain,warm temperatures,and consistent day length characterize the ____ biome.

Accepted Answer

A) chaparral 
B) tropical rain forest 
C) temperate deciduous forest 
D) temperate grassland 
E) boreal forest 
A) chaparral 
B) tropical rain forest 
C) temperate deciduous forest 
D) temperate grassland 
E) boreal forest

Question 13

Nutrient poor soils and dominant evergreen angiosperm trees dominate which biome?

Accepted Answer

A) boreal forests 
B) chaparral 
C) deserts 
D) tropical rain forests 
E) temperate deciduous forests 
A) boreal forests 
B) chaparral 
C) deserts 
D) tropical rain forests 
E) temperate deciduous forests

Question 14

One disadvantage of hydroelectric energy as a renewable power source is that ____.

Accepted Answer

A) it causes disease-causing organisms to remain in the stream 
B) it contributes to acid rain 
C) it produces greenhouse gases 
D) its dams block salmon from returning to streams to breed 
E) it pollutes streams downriver from the dams 
A) it causes disease-causing organisms to remain in the stream 
B) it contributes to acid rain 
C) it produces greenhouse gases 
D) its dams block salmon from returning to streams to breed 
E) it pollutes streams downriver from the dams

Question 15

Match each description with the appropriate biome.Some choices may be used more than once.
-most extensive biome

Accepted Answer

A) chaparral 
B) tropical rainforest 
C) temperate deciduous forest 
D) boreal forest 
E) tundra
F)desert
G)Savanna 
A) chaparral 
B) tropical rainforest 
C) temperate deciduous forest 
D) boreal forest 
E) tundra
F)desert
G)Savanna

Question 16

Pandas are an example of a(n)____ species that is in danger of extinction because they are dependent on disappearing bamboo forests.

Accepted Answer

A) "extinct in the wild" 
B) extinct 
C) indicator 
D) endemic 
E) keystone 
A) "extinct in the wild" 
B) extinct 
C) indicator 
D) endemic 
E) keystone

Question 17

Although extinction is a natural process and is ongoing,it is likely we are in a time of ____,an event in which many different kinds of organisms become extinct in a relatively short period.

Accepted Answer

A) mass extinction 
B) genetic mutation 
C) geologic catastrophe 
D) loss of megafauna 
E) birth of new species 
A) mass extinction 
B) genetic mutation 
C) geologic catastrophe 
D) loss of megafauna 
E) birth of new species

Question 18

Acid rain is the result of ____.

Accepted Answer

A) the burning of fossil fuels 
B) the greenhouse effect 
C) contamination with CFCs 
D) desertification 
E) deforestation 
A) the burning of fossil fuels 
B) the greenhouse effect 
C) contamination with CFCs 
D) desertification 
E) deforestation

Question 19

Desertification is mainly caused by ____.

Accepted Answer

A) lack of rain 
B) poor agricultural practices 
C) too much precipitation 
D) deforestation 
E) erosion 
A) lack of rain 
B) poor agricultural practices 
C) too much precipitation 
D) deforestation 
E) erosion

Question 20

What is an undersea mountain called?

Accepted Answer

A) a seamount 
B) a mangrove 
C) a trench 
D) an estuary 
E) a coral reef 
A) a seamount 
B) a mangrove 
C) a trench 
D) an estuary 
E) a coral reef

Match each description with the correct aquatic ecosystem. -primary producers are chemosynthetic bacteria and archaea

Concerning species survival,which status is of greatest concern?

Match each description with the appropriate biome.Some choices may be used more than once. -the most species rich biome

Because all commercially produced energy has some kind of negative environmental impact,it is a good idea to simply use ____.

Global movements and circulation of air and ocean currents not only influence global climate,but also ____.

Match each description with the correct aquatic ecosystem. -when newly formed,it is deep,clear,few nutrients,and low primary productivity

Due to biological magnification,which would have the highest concentration of a chemical herbicide?

Match each description with the appropriate biome.Some choices may be used more than once. -the most structurally complex

Match each description with the appropriate biome.Some choices may be used more than once. -shrub root systems may extend down to 60 meters

A(n)____ is an observed consequence of global climate change.

What is the main function of the ozone layer?

Evergreen broadleaf trees,along with abundant rain,warm temperatures,and consistent day length characterize the ____ biome.

Nutrient poor soils and dominant evergreen angiosperm trees dominate which biome?

One disadvantage of hydroelectric energy as a renewable power source is that ____.

Match each description with the appropriate biome.Some choices may be used more than once. -most extensive biome

Pandas are an example of a(n)____ species that is in danger of extinction because they are dependent on disappearing bamboo forests.

Although extinction is a natural process and is ongoing,it is likely we are in a time of ____,an event in which many different kinds of organisms become extinct in a relatively short period.

Acid rain is the result of ____.

Desertification is mainly caused by ____.

What is an undersea mountain called?

Invitation To Biology

Molecules Of Life

Cell Structure

Energy And Metabolism

Capturing And Releasing Energy

DNA Structure And Function

Gene Expression AND Control

How Cells Reproduce

Patterns Of Inheritance

Biotechnology

Evidence Of Evolution

Processes Of Evolution

Early Life Forms And The Viruses

Plants And Fungi

Animal Evolution

Population Ecology

Communities And Ecosystems

Filters

Exam 18: The Biosphere And Human Effects

Match each description with the correct aquatic ecosystem. -primary producers are chemosynthetic bacteria and archaea

Concerning species survival,which status is of greatest concern?

Match each description with the appropriate biome.Some choices may be used more than once. -the most species rich biome

Because all commercially produced energy has some kind of negative environmental impact,it is a good idea to simply use ____.

Global movements and circulation of air and ocean currents not only influence global climate,but also ____.

Match each description with the correct aquatic ecosystem. -when newly formed,it is deep,clear,few nutrients,and low primary productivity

Due to biological magnification,which would have the highest concentration of a chemical herbicide?

Match each description with the appropriate biome.Some choices may be used more than once. -the most structurally complex

Match each description with the appropriate biome.Some choices may be used more than once. -shrub root systems may extend down to 60 meters

A(n)____ is an observed consequence of global climate change.

What is the main function of the ozone layer?

Evergreen broadleaf trees,along with abundant rain,warm temperatures,and consistent day length characterize the ____ biome.

Nutrient poor soils and dominant evergreen angiosperm trees dominate which biome?

One disadvantage of hydroelectric energy as a renewable power source is that ____.

Match each description with the appropriate biome.Some choices may be used more than once. -most extensive biome

Pandas are an example of a(n)____ species that is in danger of extinction because they are dependent on disappearing bamboo forests.

Although extinction is a natural process and is ongoing,it is likely we are in a time of ____,an event in which many different kinds of organisms become extinct in a relatively short period.

Acid rain is the result of ____.

Desertification is mainly caused by ____.

What is an undersea mountain called?

Invitation To Biology

Molecules Of Life

Cell Structure

Energy And Metabolism

Capturing And Releasing Energy

DNA Structure And Function

Gene Expression AND Control

How Cells Reproduce

Patterns Of Inheritance

Biotechnology

Evidence Of Evolution

Processes Of Evolution

Early Life Forms And The Viruses

Plants And Fungi

Animal Evolution

Population Ecology

Communities And Ecosystems

Filters