Question 1

Which of the following is NOT a density dependent, growth-limiting factor?

Accepted Answer

A)  predation 
B)  water shortage 
C)  parasitism 
D)  competition 
E)  disease 
A)  predation 
B)  water shortage 
C)  parasitism 
D)  competition 
E)  disease

Question 2

The two countries that make up the majority of the world's population are

Accepted Answer

A)  the United States and China. 
B)  China and Japan. 
C)  the United States and India. 
D)  India and Pakistan. 
E)  China and India. 
A)  the United States and China. 
B)  China and Japan. 
C)  the United States and India. 
D)  India and Pakistan. 
E)  China and India.

Question 3

How many years did it take for the world population to go from one billion to six billion?

Accepted Answer

A)  100,000 
B)  1 million 
C)  200 
D)  10,000 
E)  1 billion 
A)  100,000 
B)  1 million 
C)  200 
D)  10,000 
E)  1 billion

Question 4

Pesticide runoff from a farm into a river is an example of a ____ of pollution.

Accepted Answer

A)  nonpoint source. 
B)  reservoir. 
C)  point source. 
D)  pinpoint reserve. 
E)  watershed. 
A)  nonpoint source. 
B)  reservoir. 
C)  point source. 
D)  pinpoint reserve. 
E)  watershed.

Question 5

In a population growing exponentially,

Accepted Answer

A)  the number of individuals added to the population next year is less than the number added this year. 
B)  the population growth rate decreases year after year. 
C)  net reproduction per individual increases year after year. 
D)  the number of individuals added to the population next year is greater than the number added this year. 
E)  the number of individuals in the population will level off after ten generations. 
A)  the number of individuals added to the population next year is less than the number added this year. 
B)  the population growth rate decreases year after year. 
C)  net reproduction per individual increases year after year. 
D)  the number of individuals added to the population next year is greater than the number added this year. 
E)  the number of individuals in the population will level off after ten generations.

Question 6

In some areas, rapid population growth and poverty cause the poor to

Accepted Answer

A)  cut forests. 
B)  grow crops on marginal land. 
C)  overgraze grasslands. 
D)  poach endangered animals. 
E)  all of these. 
A)  cut forests. 
B)  grow crops on marginal land. 
C)  overgraze grasslands. 
D)  poach endangered animals. 
E)  all of these.

Question 7

Acid rain

Accepted Answer

A)  attacks nylons. 
B)  attacks marble statues. 
C)  seriously damages the chemistry of the ecosystem. 
D)  contains sulfuric and nitric acids. 
E)  all of these. 
A)  attacks nylons. 
B)  attacks marble statues. 
C)  seriously damages the chemistry of the ecosystem. 
D)  contains sulfuric and nitric acids. 
E)  all of these.

Question 8

The average number of children born to women of a population during their reproductive years is the

Accepted Answer

A)  total fertility rate (TFR). 
B)  birth rate. 
C)  growth rate. 
D)  population density. 
E)  reproductive capacity rate (RCR). 
A)  total fertility rate (TFR). 
B)  birth rate. 
C)  growth rate. 
D)  population density. 
E)  reproductive capacity rate (RCR).

Question 9

Based on industrialization, which region of the United States is most affected by acid rain?

Accepted Answer

A)  northwest 
B)  southwest 
C)  northeast 
D)  southeast 
E)  central plains 
A)  northwest 
B)  southwest 
C)  northeast 
D)  southeast 
E)  central plains

Question 10

Which of the following supplies the greatest percentage of total energy for mankind?

Accepted Answer

A)  natural gas 
B)  nuclear energy 
C)  petroleum 
D)  coal 
E)  renewable energy 
A)  natural gas 
B)  nuclear energy 
C)  petroleum 
D)  coal 
E)  renewable energy

Question 11

One of the major threats to more than 90% of endangered species is

Accepted Answer

A)  habitat loss. 
B)  air pollution. 
C)  water pollution. 
D)  radioactivity. 
E)  ozone depletion. 
A)  habitat loss. 
B)  air pollution. 
C)  water pollution. 
D)  radioactivity. 
E)  ozone depletion.

Question 12

A situation in which the birth rate equals the death rate is called

Accepted Answer

A)  an intrinsic limiting factor. 
B)  exponential growth. 
C)  saturation. 
D)  zero population growth. 
E)  geometric growth. 
A)  an intrinsic limiting factor. 
B)  exponential growth. 
C)  saturation. 
D)  zero population growth. 
E)  geometric growth.

Question 13

Approximately how much of the total U.S. trash is recycled?

Accepted Answer

A)  one-half 
B)  six-tenths 
C)  one-third 
D)  three-quarters 
E)  less than one-tenth 
A)  one-half 
B)  six-tenths 
C)  one-third 
D)  three-quarters 
E)  less than one-tenth

Which of the following is NOT a density dependent, growth-limiting factor?

The two countries that make up the majority of the world's population are

How many years did it take for the world population to go from one billion to six billion?

Pesticide runoff from a farm into a river is an example of a ____ of pollution.

In a population growing exponentially,

In some areas, rapid population growth and poverty cause the poor to

Acid rain

The average number of children born to women of a population during their reproductive years is the

Based on industrialization, which region of the United States is most affected by acid rain?

Which of the following supplies the greatest percentage of total energy for mankind?

One of the major threats to more than 90% of endangered species is

A situation in which the birth rate equals the death rate is called

Approximately how much of the total U.S. trash is recycled?

Learning About Human Biology

Chemistry of Life

Cells and How They Work

Tissues, Organs, and Organ Systems

The Skeletal System

The Muscular System

Circulation: the Heart and Blood Vessels

Blood

Immunity and Disease

The Respiratory System

Digestion and Nutrition

The Urinary System

The Nervous System

Sensory Systems

The Endocrine System

Reproductive Systems

Development and Aging

Cell Reproduction

Introduction to Genetics

Chromosomes and Human Genetics

DNA, Genes, and Biotechnology

Genes and Disease: Cancer

Principles of Evolution

Principles of Ecology

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Exam 25: Human Impacts on the Biosphere

Which of the following is NOT a density dependent, growth-limiting factor?

The two countries that make up the majority of the world's population are

How many years did it take for the world population to go from one billion to six billion?

Pesticide runoff from a farm into a river is an example of a ____ of pollution.

In a population growing exponentially,

In some areas, rapid population growth and poverty cause the poor to

Acid rain

The average number of children born to women of a population during their reproductive years is the

Based on industrialization, which region of the United States is most affected by acid rain?

Which of the following supplies the greatest percentage of total energy for mankind?

One of the major threats to more than 90% of endangered species is

A situation in which the birth rate equals the death rate is called

Approximately how much of the total U.S. trash is recycled?

Learning About Human Biology

Chemistry of Life

Cells and How They Work

Tissues, Organs, and Organ Systems

The Skeletal System

The Muscular System

Circulation: the Heart and Blood Vessels

Blood

Immunity and Disease

The Respiratory System

Digestion and Nutrition

The Urinary System

The Nervous System

Sensory Systems

The Endocrine System

Reproductive Systems

Development and Aging

Cell Reproduction

Introduction to Genetics

Chromosomes and Human Genetics

DNA, Genes, and Biotechnology

Genes and Disease: Cancer

Principles of Evolution

Principles of Ecology

Filters