Question 1

Midlatitude grasslands are the transition zone between

Accepted Answer

A)  tropical savannas and taiga. 
B)  timber and desert. 
C)  temperate rain forests and desert. 
D)  temperate rain forests and taiga. 
A)  tropical savannas and taiga. 
B)  timber and desert. 
C)  temperate rain forests and desert. 
D)  temperate rain forests and taiga.

Question 2

The principal vegetation of the Humid Subtropical and Marine West Coast climatic regions were at one time dominated, over various continents, by which biome?

Accepted Answer

A)  northern needleleaf forest and montane forest 
B)  temperate rain forest 
C)  tropical seasonal forest and scrub 
D)  midlatitude broadleaf and mixed forest 
A)  northern needleleaf forest and montane forest 
B)  temperate rain forest 
C)  tropical seasonal forest and scrub 
D)  midlatitude broadleaf and mixed forest

Question 3

Which of the following life-zone lists is in the correct sequence from lowest to highest elevation?

Accepted Answer

A)  tropical rain forest, needleleaf forest, temperate deciduous forest, tundra 
B)  tundra, tropical rain forest, needleleaf forest, temperate deciduous forest, ice and snow 
C)  temperate deciduous forest, ice and snow, needleleaf forest, tropical rain forest 
D)  tropical rain forest, temperate deciduous forest, needleleaf forest, tundra, and ice and snow 
A)  tropical rain forest, needleleaf forest, temperate deciduous forest, tundra 
B)  tundra, tropical rain forest, needleleaf forest, temperate deciduous forest, ice and snow 
C)  temperate deciduous forest, ice and snow, needleleaf forest, tropical rain forest 
D)  tropical rain forest, temperate deciduous forest, needleleaf forest, tundra, and ice and snow

Question 4

The world's tallest trees can exceed 90 m (300 ft) in height, 1500 years in age, and occur in the temperate rain forest.

Accepted Answer

A) True 
 B)False

Question 5

Light, temperature, water, and climate are examples of

Accepted Answer

A)  biotic ecosystem components. 
B)  abiotic system components. 
C)  factors unrelated to photosynthesis. 
A)  biotic ecosystem components. 
B)  abiotic system components. 
C)  factors unrelated to photosynthesis.

Question 6

Due to the cold conditions and limited vegetation, no large animals live in the tundra environment.

Accepted Answer

A) True 
 B)False

Question 7

A transitional biome between rain forests and tropical grasslands is the

Accepted Answer

A)  tropical rain forest. 
B)  area of Af climates. 
C)  tropical seasonal forest and scrub. 
D)  midlatitude grasslands. 
A)  tropical rain forest. 
B)  area of Af climates. 
C)  tropical seasonal forest and scrub. 
D)  midlatitude grasslands.

Question 8

Which if the following is false regarding the possible effects of climate change?

Accepted Answer

A)  Some spring events are happening four weeks earlier than they did 50 years ago. 
B)  Climates could shift 100-400 km (60-250 mi) poleward in the next 100 years. 
C)  The rate of climate change has been the same from the Tertiary Period until today. 
D)  Sugar maple, beech, and hemlock trees are predicted to disappear from the U.S., except in Maine, as they move northward into eastern Canada. 
A)  Some spring events are happening four weeks earlier than they did 50 years ago. 
B)  Climates could shift 100-400 km (60-250 mi) poleward in the next 100 years. 
C)  The rate of climate change has been the same from the Tertiary Period until today. 
D)  Sugar maple, beech, and hemlock trees are predicted to disappear from the U.S., except in Maine, as they move northward into eastern Canada.

Question 9

If a lava flow completely destroys pre-existing plant communities, what type of succession will occur first?

Accepted Answer

A)  primary 
B)  secondary 
C)  tertiary 
D)  any of the above 
A)  primary 
B)  secondary 
C)  tertiary 
D)  any of the above

Question 10

The ecology of the biome in which the giant redwoods trees occur is failing.

Accepted Answer

A) True 
 B)False

Question 11

Establishing protected areas for the preservation of ecosystems, based on the principles of island biogeography, is part of a program to set up

Accepted Answer

A)  biogeographical realms. 
B)  biosphere reserves. 
C)  zoogeographic sites. 
D)  new countries. 
A)  biogeographical realms. 
B)  biosphere reserves. 
C)  zoogeographic sites. 
D)  new countries.

Question 12

Trees evolved the ability to grow tall because of

Accepted Answer

A)  poorly regulated growth hormone production. 
B)  the need for space to spread their branches. 
C)  competition for sunlight. 
D)  competition for oxygen. 
A)  poorly regulated growth hormone production. 
B)  the need for space to spread their branches. 
C)  competition for sunlight. 
D)  competition for oxygen.

Question 13

The concept of Large Marine Ecosystems (LMEs) is intended to

Accepted Answer

A)  focus attention on important terrestrial ecosystems. 
B)  identify abiotic aquatic resources only. 
C)  examine marine life, but not items such as the seafloor. 
D)  foster better management and sustainability of both biotic and abiotic aquatic resources. 
A)  focus attention on important terrestrial ecosystems. 
B)  identify abiotic aquatic resources only. 
C)  examine marine life, but not items such as the seafloor. 
D)  foster better management and sustainability of both biotic and abiotic aquatic resources.

Question 14

Today there are over 270,000 species of plants with conductive tissues and material flow systems known as

Accepted Answer

A)  blue-green algae. 
B)  cyanobacteria. 
C)  animals. 
D)  vascular plants. 
A)  blue-green algae. 
B)  cyanobacteria. 
C)  animals. 
D)  vascular plants.

Question 15

Savannas covered more than ________ of Earth's land surface before human intervention, but have been extensively modified by human-caused fire.

Accepted Answer

A)  5 percent 
B)  10 percent 
C)  40 percent 
D)  90 percent 
A)  5 percent 
B)  10 percent 
C)  40 percent 
D)  90 percent

Question 16

The best time for fires in the tropical savanna is ________ because ________.

Accepted Answer

A)  early in the dry season; the fires do not burn as hot at this time of the year 
B)  early in the dry season; fewer animals inhabit the region at this time of the year 
C)  late in the dry season; they supply nutrients for the coming spring growing season 
D)  late in the dry season; the fires do a better job of recycling nutrients at this time of the year 
A)  early in the dry season; the fires do not burn as hot at this time of the year 
B)  early in the dry season; fewer animals inhabit the region at this time of the year 
C)  late in the dry season; they supply nutrients for the coming spring growing season 
D)  late in the dry season; the fires do a better job of recycling nutrients at this time of the year

Question 17

The creosote bush secretes chemical toxins into the soil in order to compete for

Accepted Answer

A)  sunlight. 
B)  moisture. 
C)  nutrients. 
D)  warmth. 
A)  sunlight. 
B)  moisture. 
C)  nutrients. 
D)  warmth.

Question 18

Chlorophyll does$\underline { \text { not }   }$use green light as an energy source.

Accepted Answer

A) True 
 B)False

Question 19

The fact that the majority of people are ________ in the food chain means that they can obtain the ________ dose of pollutants from the food they eat.

Accepted Answer

A)  primary consumers; smallest 
B)  primary consumers; largest 
C)  top carnivores; smallest 
D)  top carnivores; largest 
A)  primary consumers; smallest 
B)  primary consumers; largest 
C)  top carnivores; smallest 
D)  top carnivores; largest

Question 20

Which of the following is true of generalists and specialists?

Accepted Answer

A)  A generalist can eat many different types of food. 
B)  A specialist can never play a significant role in an ecosystem because it is "so specialized." 
C)  A specialist is less likely to become extinct than a generalist if the environment is disturbed because the specialist, by definition, is specially adapted to survive. 
D)  All of the above are true. 
A)  A generalist can eat many different types of food. 
B)  A specialist can never play a significant role in an ecosystem because it is "so specialized." 
C)  A specialist is less likely to become extinct than a generalist if the environment is disturbed because the specialist, by definition, is specially adapted to survive. 
D)  All of the above are true.

Midlatitude grasslands are the transition zone between

The principal vegetation of the Humid Subtropical and Marine West Coast climatic regions were at one time dominated, over various continents, by which biome?

Which of the following life-zone lists is in the correct sequence from lowest to highest elevation?

The world's tallest trees can exceed 90 m (300 ft) in height, 1500 years in age, and occur in the temperate rain forest.

Light, temperature, water, and climate are examples of

Due to the cold conditions and limited vegetation, no large animals live in the tundra environment.

A transitional biome between rain forests and tropical grasslands is the

Which if the following is false regarding the possible effects of climate change?

If a lava flow completely destroys pre-existing plant communities, what type of succession will occur first?

The ecology of the biome in which the giant redwoods trees occur is failing.

Establishing protected areas for the preservation of ecosystems, based on the principles of island biogeography, is part of a program to set up

Trees evolved the ability to grow tall because of

The concept of Large Marine Ecosystems (LMEs) is intended to

Today there are over 270,000 species of plants with conductive tissues and material flow systems known as

Savannas covered more than ________ of Earth's land surface before human intervention, but have been extensively modified by human-caused fire.

The best time for fires in the tropical savanna is because .

The creosote bush secretes chemical toxins into the soil in order to compete for

Chlorophyll does $\underline { \text { not } }$ use green light as an energy source.

The fact that the majority of people are in the food chain means that they can obtain the dose of pollutants from the food they eat.

Which of the following is true of generalists and specialists?

Foundations of Geography

Solar Energy, Seasons, and the Atmosphere

Atmospheric Energy and Global Temperatures

Atmospheric and Oceanic Circulation

Atmospheric Water and Weather

Water Resources

Global Climate Systems

The Dynamic Planet

Earthquakes and Volcanoes

Weathering, Karst Landscapes, and Mass Movement

Wind Processes and Desert Landscapes

The Oceans, Coastal Processes, and Landforms

Glacial and Penglacial Landscapes

The Geography of Soils

Earth and the Human Denominator

Filters

Exam 16: Ecosystems and Biomes

Midlatitude grasslands are the transition zone between

The principal vegetation of the Humid Subtropical and Marine West Coast climatic regions were at one time dominated, over various continents, by which biome?

Which of the following life-zone lists is in the correct sequence from lowest to highest elevation?

The world's tallest trees can exceed 90 m (300 ft) in height, 1500 years in age, and occur in the temperate rain forest.

Light, temperature, water, and climate are examples of

Due to the cold conditions and limited vegetation, no large animals live in the tundra environment.

A transitional biome between rain forests and tropical grasslands is the

Which if the following is false regarding the possible effects of climate change?

If a lava flow completely destroys pre-existing plant communities, what type of succession will occur first?

The ecology of the biome in which the giant redwoods trees occur is failing.

Establishing protected areas for the preservation of ecosystems, based on the principles of island biogeography, is part of a program to set up

Trees evolved the ability to grow tall because of

The concept of Large Marine Ecosystems (LMEs) is intended to

Today there are over 270,000 species of plants with conductive tissues and material flow systems known as

Savannas covered more than ________ of Earth's land surface before human intervention, but have been extensively modified by human-caused fire.

The best time for fires in the tropical savanna is ________ because ________.

The creosote bush secretes chemical toxins into the soil in order to compete for

Chlorophyll does not ‾\underline { \text { not } } not ​ use green light as an energy source.

The fact that the majority of people are ________ in the food chain means that they can obtain the ________ dose of pollutants from the food they eat.

Which of the following is true of generalists and specialists?

Foundations of Geography

Solar Energy, Seasons, and the Atmosphere

Atmospheric Energy and Global Temperatures

Atmospheric and Oceanic Circulation

Atmospheric Water and Weather

Water Resources

Global Climate Systems

The Dynamic Planet

Earthquakes and Volcanoes

Weathering, Karst Landscapes, and Mass Movement

Wind Processes and Desert Landscapes

The Oceans, Coastal Processes, and Landforms

Glacial and Penglacial Landscapes

The Geography of Soils

Earth and the Human Denominator

Filters

The best time for fires in the tropical savanna is because .

Chlorophyll does $\underline { \text { not } }$ use green light as an energy source.

The fact that the majority of people are in the food chain means that they can obtain the dose of pollutants from the food they eat.