Question 1

Species that are accidentally introduced into new geographic regions

Accepted Answer

A)  are usually plants. 
B)  have no effect on the region. 
C)  are mostly aquatic organisms. 
D)  can become pests. 
A)  are usually plants. 
B)  have no effect on the region. 
C)  are mostly aquatic organisms. 
D)  can become pests. D

Question 2

Relatively little precipitation falls on the side of a mountain that faces away from prevailing winds because of the ________ effect.

Accepted Answer

rain shadow

Question 3

The rotation of Earth causes winds to ________ as they move across the Earth's surface.

Accepted Answer

curve

Question 4

In the tundra,the layers of soil beneath the surface are permanently frozen in a layer called ________.

Accepted Answer

The answer of In the tundra,the layers of soil beneath...

Question 5

The ________ consists of all life and its surroundings.

Accepted Answer

The answer of The ________ consists of all life and...

Question 6

In the oceanic region,how could you increase productivity?

Accepted Answer

A)  pump oxygen into the water 
B)  mix carbon dioxide into the water 
C)  decrease the salinity of the water 
D)  add nutrients to the water 
A)  pump oxygen into the water 
B)  mix carbon dioxide into the water 
C)  decrease the salinity of the water 
D)  add nutrients to the water

Question 7

You are looking at a beautiful vista of a lake with boreal forest in the background.This lake is crystal clear,and you realize that this lake is

Accepted Answer

A)  too low in nutrients to support vigorous plankton growth. 
B)  filtered by the roots of the trees surrounding it. 
C)  too deep to support any life in it. 
D)  too shallow to support any trees in it. 
A)  too low in nutrients to support vigorous plankton growth. 
B)  filtered by the roots of the trees surrounding it. 
C)  too deep to support any life in it. 
D)  too shallow to support any trees in it.

Question 8

Many of the consumers in the benthic zone feed on dead organisms that drift down from the photic zone.

Accepted Answer

A) True 
 B)False

Question 9

During an El Niño event,

Accepted Answer

A)  sea surface temperatures in the eastern Pacific Ocean become significantly warmer. 
B)  a reversal of the Peru current brings Pacific Ocean water to the tip of South America where it mixes with Atlantic Ocean water. 
C)  the Earth's rotational axis tilts beyond its normal 23.5°. 
D)  sea surface temperatures in the Atlantic Ocean become significantly warmer. 
A)  sea surface temperatures in the eastern Pacific Ocean become significantly warmer. 
B)  a reversal of the Peru current brings Pacific Ocean water to the tip of South America where it mixes with Atlantic Ocean water. 
C)  the Earth's rotational axis tilts beyond its normal 23.5°. 
D)  sea surface temperatures in the Atlantic Ocean become significantly warmer.

Question 10

Although the terms climate and weather are often used interchangeably,they are not the same thing; climate differs from weather in that

Accepted Answer

A)  weather includes amount of rainfall per year and climate does not. 
B)  climate is based on biomes, whereas weather is not. 
C)  climate describes long-term patterns, whereas weather describes short-term fluctuations. 
D)  climates are described in terms of long-term average temperature, and weather is described by other factors, such as prevailing winds. 
A)  weather includes amount of rainfall per year and climate does not. 
B)  climate is based on biomes, whereas weather is not. 
C)  climate describes long-term patterns, whereas weather describes short-term fluctuations. 
D)  climates are described in terms of long-term average temperature, and weather is described by other factors, such as prevailing winds.

Question 11

Rivers are not greatly influenced by bordering terrestrial biomes.

Accepted Answer

A) True 
 B)False

Question 12

________ biomes are characterized by slowly flowing shallow water on lands that border larger bodies of water.

Accepted Answer

The answer of ________ biomes are characterized by slowly flowing...

Question 13

How can the latitudinal variation of Earth's average temperatures be explained?

Accepted Answer

A)  The curvature of Earth places the equator closest to the sun and the polar latitudes farthest from the sun. 
B)  The ocean moderates Earth's climate; the greatest extent of ocean is within the tropical latitudes. 
C)  Moist air such as that found in the tropics holds more heat than the dry air of the temperate and polar latitudes. 
D)  Sunlight strikes the equatorial latitudes nearly perpendicularly but strikes obliquely at the temperate and polar latitudes. 
A)  The curvature of Earth places the equator closest to the sun and the polar latitudes farthest from the sun. 
B)  The ocean moderates Earth's climate; the greatest extent of ocean is within the tropical latitudes. 
C)  Moist air such as that found in the tropics holds more heat than the dry air of the temperate and polar latitudes. 
D)  Sunlight strikes the equatorial latitudes nearly perpendicularly but strikes obliquely at the temperate and polar latitudes.

Question 14

Climate is more predictable than weather.

Accepted Answer

A) True 
 B)False

Question 15

Hawaii is positioned near the center of the north Pacific current system; the general flow of ocean water to the south of Hawaii would be to the

Accepted Answer

A)  east. 
B)  north. 
C)  south. 
D)  west. 
A)  east. 
B)  north. 
C)  south. 
D)  west.

Question 16

Coniferous plants are the predominant vegetation in which biome?

Accepted Answer

A)  boreal forest 
B)  tundra 
C)  grassland 
D)  chapparal 
A)  boreal forest 
B)  tundra 
C)  grassland 
D)  chapparal

Question 17

A ________ biome forms in a region with low precipitation,generally less than 25 cm/year.

Accepted Answer

The answer of A ________ biome forms in a region...

Question 18

Problems arise during an El Niño event when

Accepted Answer

A)  warm surface water, depleted of its nutrients, flows toward the South American coast. 
B)  displaced organisms crowd into adjacent habitats. 
C)  warm surface waters evaporate more rapidly, causing increased rainfall in every terrestrial biome. 
D)  ocean current systems reverse their flow directions and impede migrating marine fish and mammals. 
A)  warm surface water, depleted of its nutrients, flows toward the South American coast. 
B)  displaced organisms crowd into adjacent habitats. 
C)  warm surface waters evaporate more rapidly, causing increased rainfall in every terrestrial biome. 
D)  ocean current systems reverse their flow directions and impede migrating marine fish and mammals.

Question 19

A measure of the energy that producers are able to store as biomass is ________.

Accepted Answer

The answer of A measure of the energy that producers...

Question 20

The biosphere can be divided into major terrestrial and aquatic life zones called ________.

Accepted Answer

The answer of The biosphere can be divided into major...

Exam 20: The Biosphere

Species that are accidentally introduced into new geographic regions

Relatively little precipitation falls on the side of a mountain that faces away from prevailing winds because of the ________ effect.

The rotation of Earth causes winds to ________ as they move across the Earth's surface.

In the tundra,the layers of soil beneath the surface are permanently frozen in a layer called ________.

The ________ consists of all life and its surroundings.

In the oceanic region,how could you increase productivity?

You are looking at a beautiful vista of a lake with boreal forest in the background.This lake is crystal clear,and you realize that this lake is

Many of the consumers in the benthic zone feed on dead organisms that drift down from the photic zone.

During an El Niño event,

Although the terms climate and weather are often used interchangeably,they are not the same thing; climate differs from weather in that

Rivers are not greatly influenced by bordering terrestrial biomes.

________ biomes are characterized by slowly flowing shallow water on lands that border larger bodies of water.

How can the latitudinal variation of Earth's average temperatures be explained?

Climate is more predictable than weather.

Hawaii is positioned near the center of the north Pacific current system; the general flow of ocean water to the south of Hawaii would be to the

Coniferous plants are the predominant vegetation in which biome?

A ________ biome forms in a region with low precipitation,generally less than 25 cm/year.

Problems arise during an El Niño event when

A measure of the energy that producers are able to store as biomass is ________.

The biosphere can be divided into major terrestrial and aquatic life zones called ________.

The Nature of Science and the Characteristics of Life

The Chemistry of Life

Cell Structure and Internal Compartments

Cell Membranes, Transport, and Communication

Energy, Metabolism, and Enzymes

Photo Synthesis and Cellular Respiration

Cell Division

Cancer and Human Health

Patterns of Inheritance

Chromosomes and Human Genetics

DNA and Genes

From Gene to Protein

DNA Technology

How Evolution Works

The Origin of Species

The Evolution of Biodiversity

Biological Diversity, Bacteria, and Archaea

Protista, Plantae, and Fungi

Animalia

Growth of Populations

Animal Behavior

Ecological Communities

Ecosystems

Global Change

Filters