Question 1

In the selva, the vegetation is ________.

Accepted Answer

A)  resistant to long droughts 
B)  dominated by broadleaf evergreen trees 
C)  seemingly unrelated to the environmental "spheres" 
D)  short tundra grasses 
E)  usually damaged by nasty monkeys 
A)  resistant to long droughts 
B)  dominated by broadleaf evergreen trees 
C)  seemingly unrelated to the environmental "spheres" 
D)  short tundra grasses 
E)  usually damaged by nasty monkeys

Question 2

The main energy source for the biosphere is ________.

Accepted Answer

A)  heat from volcanoes 
B)  reflected energy from the moon 
C)  radioactivity decay in rocks 
D)  light from the Sun 
E)  hot air from Congress 
A)  heat from volcanoes 
B)  reflected energy from the moon 
C)  radioactivity decay in rocks 
D)  light from the Sun 
E)  hot air from Congress

Question 3

Excessive nitrogen in lakes depletes oxygen content in lakes.

Accepted Answer

A) True 
 B)False

Question 4

The biosphere contains more than a half a million carbon compounds.

Accepted Answer

A) True 
 B)False

Question 5

If the biosphere is to function properly, its components must be ________.

Accepted Answer

A)  replaced from space 
B)  replaced from the ocean 
C)  recycled 
D)  fully used up within biogeochemical cycles 
E)  arranged so that they don't become "fixed" 
A)  replaced from space 
B)  replaced from the ocean 
C)  recycled 
D)  fully used up within biogeochemical cycles 
E)  arranged so that they don't become "fixed"

Question 6

The effect of winds on life is ________.

Accepted Answer

A)  almost always negative 
B)  almost always positive 
C)  mostly negative 
D)  mostly positive 
E)  a mix of positive and negative 
A)  almost always negative 
B)  almost always positive 
C)  mostly negative 
D)  mostly positive 
E)  a mix of positive and negative

Question 7

How does a food chain differ from a food web?

Accepted Answer

They are both concepts helping to explai

Question 8

Considering all major biogeochemical cycles, the human input is ________.

Accepted Answer

A)  making major alternations in most cycles 
B)  insignificant 
C)  limited to the carbon cycle 
D)  never likely to be important 
E)  several times larger than the natural fluxes of mass and energy 
A)  making major alternations in most cycles 
B)  insignificant 
C)  limited to the carbon cycle 
D)  never likely to be important 
E)  several times larger than the natural fluxes of mass and energy

Question 9

Concerning oxygen, which of the following is FALSE?

Accepted Answer

A)  It was scarce in Earth's early atmosphere. 
B)  It helped produce the first life on Earth. 
C)  Most life cannot function without oxygen. 
D)  Most oxygen has a biological origin. 
E)  Photosynthesis produces oxygen. 
A)  It was scarce in Earth's early atmosphere. 
B)  It helped produce the first life on Earth. 
C)  Most life cannot function without oxygen. 
D)  Most oxygen has a biological origin. 
E)  Photosynthesis produces oxygen.

Question 10

________ is/are a common feature of the hydrology of tropical rainforests.

Accepted Answer

A)  Swamps 
B)  Lakes 
C)  Streams running part of the year 
D)  Few streams 
E)  More water in plant life rather than in streams 
A)  Swamps 
B)  Lakes 
C)  Streams running part of the year 
D)  Few streams 
E)  More water in plant life rather than in streams

Question 11

Water is the source of hydrogen for living things in the biosphere.

Accepted Answer

A) True 
 B)False

Question 12

In nutrient cycles in general, minerals tend to be dispersed through ________.

Accepted Answer

A)  plant action 
B)  surface and subsurface runoff 
C)  evaporation 
D)  assimilation 
E)  conduction 
A)  plant action 
B)  surface and subsurface runoff 
C)  evaporation 
D)  assimilation 
E)  conduction

Question 13

With respect to organic matter, water is classified as "in residence" or "in transit."

Accepted Answer

A) True 
 B)False

Question 14

The bottom link in the food pyramid consists of organisms called benthos.

Accepted Answer

A) True 
 B)False

Question 15

"Biomagnification" refers to the evolutionary process of animals becoming larger through time.

Accepted Answer

A) True 
 B)False

Question 16

Which cycle has been significantly altered by humans and is of great concern because of its implications for global warming?

Accepted Answer

A)  argon 
B)  oxygen 
C)  nutrient 
D)  nitrogen 
E)  carbon 
A)  argon 
B)  oxygen 
C)  nutrient 
D)  nitrogen 
E)  carbon

Question 17

The effect of wind on plants is also known as the edaphic influence.

Accepted Answer

A) True 
 B)False

Question 18

Dentrification converts nitrates into free oxygen in the atmosphere.

Accepted Answer

A) True 
 B)False

Question 19

Fires are necessary to recycle ________.

Accepted Answer

A)  water 
B)  oxygen 
C)  rocks 
D)  energy 
E)  nutrients 
A)  water 
B)  oxygen 
C)  rocks 
D)  energy 
E)  nutrients

Question 20

The cattle egret extended its natural range during the last few centuries as a result of climate change.

Accepted Answer

A) True 
 B)False

In the selva, the vegetation is ________.

The main energy source for the biosphere is ________.

Excessive nitrogen in lakes depletes oxygen content in lakes.

The biosphere contains more than a half a million carbon compounds.

If the biosphere is to function properly, its components must be ________.

The effect of winds on life is ________.

How does a food chain differ from a food web?

Considering all major biogeochemical cycles, the human input is ________.

Concerning oxygen, which of the following is FALSE?

________ is/are a common feature of the hydrology of tropical rainforests.

Water is the source of hydrogen for living things in the biosphere.

In nutrient cycles in general, minerals tend to be dispersed through ________.

With respect to organic matter, water is classified as "in residence" or "in transit."

The bottom link in the food pyramid consists of organisms called benthos.

"Biomagnification" refers to the evolutionary process of animals becoming larger through time.

Which cycle has been significantly altered by humans and is of great concern because of its implications for global warming?

The effect of wind on plants is also known as the edaphic influence.

Dentrification converts nitrates into free oxygen in the atmosphere.

Fires are necessary to recycle ________.

The cattle egret extended its natural range during the last few centuries as a result of climate change.

Introduction to Earth

Portraying Earth

Introduction to the Atmosphere

Insolation and Temperature

Atmospheric Pressure and Wind

Atmospheric Moisture

Atmospheric Disturbances

Climate and Climate Change

The Hydrosphere

Terrestrial Flora and Fauna

Soils

Introduction to Landform Study

The Internal Processes

Preliminaries to Weathering: Mass Wasting and Erosion

Fluvial Processes

Karst and Hydrothermal Processes

The Topography of Arid Lands

Glacial Modification of Terrain

Coastal Processes and Terrain

Filters

Exam 10: Cycles and Patterns of the Biosphere

In the selva, the vegetation is ________.

The main energy source for the biosphere is ________.

Excessive nitrogen in lakes depletes oxygen content in lakes.

The biosphere contains more than a half a million carbon compounds.

If the biosphere is to function properly, its components must be ________.

The effect of winds on life is ________.

How does a food chain differ from a food web?

Considering all major biogeochemical cycles, the human input is ________.

Concerning oxygen, which of the following is FALSE?

________ is/are a common feature of the hydrology of tropical rainforests.

Water is the source of hydrogen for living things in the biosphere.

In nutrient cycles in general, minerals tend to be dispersed through ________.

With respect to organic matter, water is classified as "in residence" or "in transit."

The bottom link in the food pyramid consists of organisms called benthos.

"Biomagnification" refers to the evolutionary process of animals becoming larger through time.

Which cycle has been significantly altered by humans and is of great concern because of its implications for global warming?

The effect of wind on plants is also known as the edaphic influence.

Dentrification converts nitrates into free oxygen in the atmosphere.

Fires are necessary to recycle ________.

The cattle egret extended its natural range during the last few centuries as a result of climate change.

Introduction to Earth

Portraying Earth

Introduction to the Atmosphere

Insolation and Temperature

Atmospheric Pressure and Wind

Atmospheric Moisture

Atmospheric Disturbances

Climate and Climate Change

The Hydrosphere

Terrestrial Flora and Fauna

Soils

Introduction to Landform Study

The Internal Processes

Preliminaries to Weathering: Mass Wasting and Erosion

Fluvial Processes

Karst and Hydrothermal Processes

The Topography of Arid Lands

Glacial Modification of Terrain

Coastal Processes and Terrain

Filters