Question 1

Reef-building corals enter into a mutually beneficial relationship with ________ as a means of obtaining food.

Accepted Answer

photosynth

Question 2

Why do higher-latitude ecosystems experience more pronounced seasons than ecosystems at equatorial latitudes?

Accepted Answer

A) Air currents generated by Earth's rotation have stronger effects at higher latitudes. 
B) Heated air rises at the equator and falls at mid-latitudes. 
C) Earth is tilted on its axis as it orbits the sun annually. 
D) The mass of the continents is greater at the equator, which evens out temperature variations in ocean circulation. 
E) Ocean currents moderate near-shore environments. 
A) Air currents generated by Earth's rotation have stronger effects at higher latitudes. 
B) Heated air rises at the equator and falls at mid-latitudes. 
C) Earth is tilted on its axis as it orbits the sun annually. 
D) The mass of the continents is greater at the equator, which evens out temperature variations in ocean circulation. 
E) Ocean currents moderate near-shore environments.

Question 3

-What biome would you expect to find at 15° N latitude and elevations of 1,500 meters?

Accepted Answer

A) tundra 
B) coniferous forest 
C) deciduous forest 
D) tropical scrub forest 
E) ice and snow 
A) tundra 
B) coniferous forest 
C) deciduous forest 
D) tropical scrub forest 
E) ice and snow

Question 4

The prevailing winds in the Glacier National Park area of Montana are from the west. Which side of this mountainous region receives the most rain and snow?

Accepted Answer

A) east 
B) west 
C) north 
D) south 
E) It depends on the season. 
A) east 
B) west 
C) north 
D) south 
E) It depends on the season.

Question 5

Multiple layers of vegetation, ranging from shade-tolerant undergrowth up to towering sun-loving canopy trees, are characteristic of:

Accepted Answer

A) tropical rain forests. 
B) tropical deciduous forests. 
C) savannas. 
D) deserts. 
E) chaparrals. 
A) tropical rain forests. 
B) tropical deciduous forests. 
C) savannas. 
D) deserts. 
E) chaparrals.

Question 6

The windward side of a mountain range has the drier climate because of the rain shadow. True or False?

Accepted Answer

A) True 
 B)False

Question 7

Taiga, characterized by long, cold winters and conifers with short needles, is the largest terrestrial biome. True or False?

Accepted Answer

A) True 
 B)False

Question 8

________ of timber for lumber and paper has severely damaged the taiga.

Accepted Answer

The answer of ________ of timber for lumber and paper...

Question 9

As cities along the western coast of North America grew, people began building houses in the chaparral regions. Many of the homeowners have chosen to landscape with plants native to the chaparral. However, nearly every year, fires sweep through the area, destroying homes, displacing people, and costing millions of dollars. What is the best solution to this problem?

Accepted Answer

A) Immediately extinguish all fires in this area. 
B) Stop building homes in areas where the vegetation has evolved to burn. 
C) Evacuate people during the fire season. 
D) Plant species from damp areas to increase the moisture content in the area. 
E) Plant tall-growing trees to increase shade. 
A) Immediately extinguish all fires in this area. 
B) Stop building homes in areas where the vegetation has evolved to burn. 
C) Evacuate people during the fire season. 
D) Plant species from damp areas to increase the moisture content in the area. 
E) Plant tall-growing trees to increase shade.

Question 10

Organisms that spend their lives in open water swimming or floating are:

Accepted Answer

A) pelagic. 
B) benthic. 
C) littoral. 
D) intertidal. 
E) profundal. 
A) pelagic. 
B) benthic. 
C) littoral. 
D) intertidal. 
E) profundal.

Question 11

The most heat-tolerant organisms presently known come from:

Accepted Answer

A) chaparrals. 
B) deep-sea vents. 
C) deserts. 
D) tropical deciduous forests. 
E) tropical rain forests. 
A) chaparrals. 
B) deep-sea vents. 
C) deserts. 
D) tropical deciduous forests. 
E) tropical rain forests.

Question 12

The animals shown in the photographs are found in which biome?

Accepted Answer

A) tropical rain forest 
B) savanna 
C) tallgrass prairie 
D) tundra 
E) taiga 
A) tropical rain forest 
B) savanna 
C) tallgrass prairie 
D) tundra 
E) taiga

Question 13

Which area contains aquatic organisms that can tolerate exposure to air?

Accepted Answer

A) coral reefs 
B) aphotic zone 
C) upwelling area 
D) intertidal zone 
E) twilight region 
A) coral reefs 
B) aphotic zone 
C) upwelling area 
D) intertidal zone 
E) twilight region

Question 14

The greatest diversity of plants and animals is found in:

Accepted Answer

A) temperate deciduous forests. 
B) tropical rain forests. 
C) chaparrals. 
D) taigas. 
E) savannas. 
A) temperate deciduous forests. 
B) tropical rain forests. 
C) chaparrals. 
D) taigas. 
E) savannas.

Question 15

The drying and warming of air that flows up and over a mountain range and then down the back side produce a ________.

Accepted Answer

The answer of The drying and warming of air that...

Question 16

Why is the human-caused damage to coral reefs of particular concern?

Accepted Answer

A) The physical structure of reefs has an important influence on the movement of ocean currents. 
B) Reefs represent unique ecosystems that obtain energy through chemosynthesis rather than photosynthesis. 
C) Reefs function in the detoxification of marine pollutants. 
D) Reefs provide food and shelter for the world's most diverse collection of marine invertebrates and fish. 
E) Reefs are not particularly sensitive to human-caused disturbance. 
A) The physical structure of reefs has an important influence on the movement of ocean currents. 
B) Reefs represent unique ecosystems that obtain energy through chemosynthesis rather than photosynthesis. 
C) Reefs function in the detoxification of marine pollutants. 
D) Reefs provide food and shelter for the world's most diverse collection of marine invertebrates and fish. 
E) Reefs are not particularly sensitive to human-caused disturbance.

Question 17

In many parts of the Amazon Basin, farmers have cut down the tropical rain-forest trees and planted crops. However, the farmers often abandon these croplands after a few years and move on. What are some possible reasons for this?

Accepted Answer

Soils in the tropical rain forest are ve

Question 18

Why are most of the trees in temperate rain forests evergreens?

Accepted Answer

There is abundant precipitatio

Question 19

What is the role of the ozone layer?

Accepted Answer

A) It increases the amount of sunlight that reaches the poles. 
B) It increases photosynthesis in Antarctic phytoplankton. 
C) It reduces the amount of UV light that reaches Earth's surface. 
D) It increases the levels of CFCs in the upper atmosphere. 
E) It increases the gyres. 
A) It increases the amount of sunlight that reaches the poles. 
B) It increases photosynthesis in Antarctic phytoplankton. 
C) It reduces the amount of UV light that reaches Earth's surface. 
D) It increases the levels of CFCs in the upper atmosphere. 
E) It increases the gyres.

Question 20

Rain-forest soils store large amounts of nutrients, which makes them ideal for farming. True or False?

Accepted Answer

A) True 
 B)False

Exam 29: Earths Diverse Ecosystems

Reef-building corals enter into a mutually beneficial relationship with ________ as a means of obtaining food.

Why do higher-latitude ecosystems experience more pronounced seasons than ecosystems at equatorial latitudes?

-What biome would you expect to find at 15° N latitude and elevations of 1,500 meters?

The prevailing winds in the Glacier National Park area of Montana are from the west. Which side of this mountainous region receives the most rain and snow?

Multiple layers of vegetation, ranging from shade-tolerant undergrowth up to towering sun-loving canopy trees, are characteristic of:

The windward side of a mountain range has the drier climate because of the rain shadow. True or False?

Taiga, characterized by long, cold winters and conifers with short needles, is the largest terrestrial biome. True or False?

________ of timber for lumber and paper has severely damaged the taiga.

Organisms that spend their lives in open water swimming or floating are:

The most heat-tolerant organisms presently known come from:

The animals shown in the photographs are found in which biome?

Which area contains aquatic organisms that can tolerate exposure to air?

The greatest diversity of plants and animals is found in:

The drying and warming of air that flows up and over a mountain range and then down the back side produce a ________.

Why is the human-caused damage to coral reefs of particular concern?

In many parts of the Amazon Basin, farmers have cut down the tropical rain-forest trees and planted crops. However, the farmers often abandon these croplands after a few years and move on. What are some possible reasons for this?

Why are most of the trees in temperate rain forests evergreens?

What is the role of the ozone layer?

Rain-forest soils store large amounts of nutrients, which makes them ideal for farming. True or False?

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

The Continuity of Life: Cellular Reproduction

Patterns of Inheritance

Dna: the Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amidst Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity Ii: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

How Do Ecosystems Work

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Nervous System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

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