Question 1

Given the nature of the phosphorous cycle, what are the long-term impacts on South American soil quality through the exportation of beef cattle?

Accepted Answer

Beef cattle raised in South America are

Question 2

A grassy meadow high in the Sierra Nevada Mountains is known to support a variety of organisms. During the summers when grass is thick and lush, and wildflowers abound, butterflies take advantage of the abundant nectar source. Bears graze on the berries in shrubs at the edge of the meadow. Deer also forage at the edge of the meadow. In the early mornings, coyote are known to prey on the squirrel and mouse population that burrow into the meadow soil. A variety of birds prey on the butterflies and other insects such as bees and wasps.
-The coyotes would be classified as

Accepted Answer

A)  Producers 
B)  primary consumers 
C)  secondary consumers 
D)  Decomposers 
E)  tertiary consumers 
A)  Producers 
B)  primary consumers 
C)  secondary consumers 
D)  Decomposers 
E)  tertiary consumers

Question 3

____________________ feed on the wastes or dead bodies of other organisms.

Accepted Answer

The answer of ____________________ feed on the wastes or dead...

Question 4

The ____________________ involves precipitation, transpiration, evaporation, and condensation.

Accepted Answer

The answer of The ____________________ involves precipitation, transpiration, evaporation, and...

Question 5

Earthworms, some insects, and vultures are all examples of

Accepted Answer

A)  primary producers 
B)  detritus feeders 
C)  Decomposers 
D)  Scavengers 
E)  secondary consumers 
A)  primary producers 
B)  detritus feeders 
C)  Decomposers 
D)  Scavengers 
E)  secondary consumers

Question 6

Electrical storms and lightning fix _________into a form that plants and animals can use.

Accepted Answer

A)  Phosphorus 
B)  Nitrogen 
C)  Carbon 
D)  Sulfur 
E)  Water 
A)  Phosphorus 
B)  Nitrogen 
C)  Carbon 
D)  Sulfur 
E)  Water

Question 7

Net primary productivity

Accepted Answer

A)  is the rate at which producers manufacture chemical energy through photosynthesis 
B)  is the rate at which producers use chemical energy through respiration 
C)  is the rate of photosynthesis plus the rate of respiration 
D)  is the rate at which producers use photosynthesis to produce and store chemical energy 
E)  is the rate at which producers use photosynthesis to produce and store chemical energy minus the rate at which they use this energy through aerobic respiration 
A)  is the rate at which producers manufacture chemical energy through photosynthesis 
B)  is the rate at which producers use chemical energy through respiration 
C)  is the rate of photosynthesis plus the rate of respiration 
D)  is the rate at which producers use photosynthesis to produce and store chemical energy 
E)  is the rate at which producers use photosynthesis to produce and store chemical energy minus the rate at which they use this energy through aerobic respiration

Question 8

Photosynthesis

Accepted Answer

A)  converts glucose into energy and water 
B)  requires the combustion of carbon 
C)  produces carbon dioxide and oxygen gas 
D)  yields glucose and oxygen gas as products 
E)  yields glucose and carbon dioxide as products 
A)  converts glucose into energy and water 
B)  requires the combustion of carbon 
C)  produces carbon dioxide and oxygen gas 
D)  yields glucose and oxygen gas as products 
E)  yields glucose and carbon dioxide as products

Question 9

Match the items listed below with the appropriate choice
  
-On the figure of the hydrological cycle, choose the letter that represents precipitation.

Accepted Answer

The answer of Match the items listed below with the...

Question 10

The major plant nutrient most likely to be a limiting factor is

Accepted Answer

A)  Phosphorous 
B)  Calcium 
C)  Nitrogen 
D)  Potassium 
E)  Carbon 
A)  Phosphorous 
B)  Calcium 
C)  Nitrogen 
D)  Potassium 
E)  Carbon

Question 11

Pronghorn antelope is the only North American antelope. It lives in the high desert of the Great Basin in the western U.S. Which of the following items are possible abiotic factors that an antelope has to content with?

Accepted Answer

A)  the density of the local population of coyotes 
B)  extreme maximum and minimum temperatures in the desert 
C)  competition with wild horses for sparse vegetation for forage 
D)  lack of available water 
E)  lack of available water and extreme maximum and minimum temperatures in the desert 
A)  the density of the local population of coyotes 
B)  extreme maximum and minimum temperatures in the desert 
C)  competition with wild horses for sparse vegetation for forage 
D)  lack of available water 
E)  lack of available water and extreme maximum and minimum temperatures in the desert

Question 12

Where in a mammal would there be the highest concentrations of phosphorous?

Accepted Answer

A)  liver and pancreas 
B)  muscle tissues 
C)  bones and teeth 
D)  central nervous system 
E)  hair and skin tissues 
A)  liver and pancreas 
B)  muscle tissues 
C)  bones and teeth 
D)  central nervous system 
E)  hair and skin tissues

Question 13

You have decided on a career as an ecologist. Your work could possibly be which of the following assignments?

Accepted Answer

A)  exploring the earth's crust to locate mineral resources 
B)  negotiating air quality agreements among different countries 
C)  studying interactions of wolves and their prey species in Yellowstone National Park 
D)  studying depletion of large aquifers in the midwestern United States 
E)  exploring possible wind corridors in the intermountain west for placement of wind farms 
A)  exploring the earth's crust to locate mineral resources 
B)  negotiating air quality agreements among different countries 
C)  studying interactions of wolves and their prey species in Yellowstone National Park 
D)  studying depletion of large aquifers in the midwestern United States 
E)  exploring possible wind corridors in the intermountain west for placement of wind farms

Question 14

Of the total energy that falls on their leaves, what percent do producers on average convert to chemical energy through the process of photosynthesis?

Accepted Answer

A)  0% 
B)  1% 
C)  10% 
D)  25% 
E)  50% 
A)  0% 
B)  1% 
C)  10% 
D)  25% 
E)  50%

Question 15

Green plants undergo aerobic respiration.

Accepted Answer

A) True 
 B)False

Question 16

In terms of inputs of matter, the Earth is a closed system. As a result, nutrients must be recycled to support life.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following choices best describes the common phosphorus reservoirs in the ecosystem?

Accepted Answer

A)  Water 
B)  water and organisms 
C)  atmosphere and geosphere 
D)  rocks and marine sediment 
E)  water, organisms, rocks and marine sediment 
A)  Water 
B)  water and organisms 
C)  atmosphere and geosphere 
D)  rocks and marine sediment 
E)  water, organisms, rocks and marine sediment

Question 18

-On the figure of an ecosystem, choose which of the components in the figure are categorized as abiotic.

Accepted Answer

Precipitation
Oxygen

Question 19

A sequence of organisms, each of which serves as a source of nutrients or energy for the next, is called a(n)

Accepted Answer

A)  food web 
B)  food chain 
C)  Ecosystem 
D)  Community 
E)  food chain and food web (they are interchangeable) 
A)  food web 
B)  food chain 
C)  Ecosystem 
D)  Community 
E)  food chain and food web (they are interchangeable)

Question 20

Which ecosystem component plays a key role in the recycling of nutrients in the biosphere?

Accepted Answer

A)  Producers 
B)  primary consumers 
C)  Herbivores 
D)  tertiary consumers 
E)  Decomposers 
A)  Producers 
B)  primary consumers 
C)  Herbivores 
D)  tertiary consumers 
E)  Decomposers

Given the nature of the phosphorous cycle, what are the long-term impacts on South American soil quality through the exportation of beef cattle?

____________________ feed on the wastes or dead bodies of other organisms.

The ____________________ involves precipitation, transpiration, evaporation, and condensation.

Earthworms, some insects, and vultures are all examples of

Electrical storms and lightning fix _________into a form that plants and animals can use.

Net primary productivity

Photosynthesis

Match the items listed below with the appropriate choice -On the figure of the hydrological cycle, choose the letter that represents precipitation.

The major plant nutrient most likely to be a limiting factor is

Pronghorn antelope is the only North American antelope. It lives in the high desert of the Great Basin in the western U.S. Which of the following items are possible abiotic factors that an antelope has to content with?

Where in a mammal would there be the highest concentrations of phosphorous?

You have decided on a career as an ecologist. Your work could possibly be which of the following assignments?

Of the total energy that falls on their leaves, what percent do producers on average convert to chemical energy through the process of photosynthesis?

Green plants undergo aerobic respiration.

In terms of inputs of matter, the Earth is a closed system. As a result, nutrients must be recycled to support life.

Which of the following choices best describes the common phosphorus reservoirs in the ecosystem?

-On the figure of an ecosystem, choose which of the components in the figure are categorized as abiotic.

A sequence of organisms, each of which serves as a source of nutrients or energy for the next, is called a(n)

Which ecosystem component plays a key role in the recycling of nutrients in the biosphere?

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Minerals

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters

Exam 3: Ecosystems: What Are They and How Do They Work

Given the nature of the phosphorous cycle, what are the long-term impacts on South American soil quality through the exportation of beef cattle?

____________________ feed on the wastes or dead bodies of other organisms.

The ____________________ involves precipitation, transpiration, evaporation, and condensation.

Earthworms, some insects, and vultures are all examples of

Electrical storms and lightning fix _________into a form that plants and animals can use.

Net primary productivity

Photosynthesis

Match the items listed below with the appropriate choice -On the figure of the hydrological cycle, choose the letter that represents precipitation.

The major plant nutrient most likely to be a limiting factor is

Pronghorn antelope is the only North American antelope. It lives in the high desert of the Great Basin in the western U.S. Which of the following items are possible abiotic factors that an antelope has to content with?

Where in a mammal would there be the highest concentrations of phosphorous?

You have decided on a career as an ecologist. Your work could possibly be which of the following assignments?

Of the total energy that falls on their leaves, what percent do producers on average convert to chemical energy through the process of photosynthesis?

Green plants undergo aerobic respiration.

In terms of inputs of matter, the Earth is a closed system. As a result, nutrients must be recycled to support life.

Which of the following choices best describes the common phosphorus reservoirs in the ecosystem?

-On the figure of an ecosystem, choose which of the components in the figure are categorized as abiotic.

A sequence of organisms, each of which serves as a source of nutrients or energy for the next, is called a(n)

Which ecosystem component plays a key role in the recycling of nutrients in the biosphere?

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Minerals

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters