Question 1

Selecting the Exception Four of the five answers listed below are related by a common polluting action. Select the exception.

Accepted Answer

A)  power generated by coal 
B)  power generated by water 
C)  power generated by oil 
D)  power generated by gas 
E)  use of motor vehicles 
A)  power generated by coal 
B)  power generated by water 
C)  power generated by oil 
D)  power generated by gas 
E)  use of motor vehicles B

Question 2

Population size depends upon

Accepted Answer

A)  deaths. 
B)  births. 
C)  migration. 
D)  immigration. 
E)  all of these. 
A)  deaths. 
B)  births. 
C)  migration. 
D)  immigration. 
E)  all of these. E

Question 3

In brown air fog, which substance combines with nitrogen dioxide in the sunlight to form photochemical smog?

Accepted Answer

A)  carbon monoxide 
B)  water vapor 
C)  hydrocarbons 
D)  sulfuric acid 
E)  carbon dioxide 
A)  carbon monoxide 
B)  water vapor 
C)  hydrocarbons 
D)  sulfuric acid 
E)  carbon dioxide C

Question 4

The maximum rate of increase of a population is its

Accepted Answer

A)  potential. 
B)  carrying capacity. 
C)  exponential growth. 
D)  distribution. 
E)  reproductive base. 
A)  potential. 
B)  carrying capacity. 
C)  exponential growth. 
D)  distribution. 
E)  reproductive base.

Question 5

If reproduction occurs early in the life cycle, what occurs?

Accepted Answer

A)  the population growth rate increases 
B)  the population size declines 
C)  the population size is not affected 
D)  the generation time increases 
E)  the growth rate remains unchanged 
A)  the population growth rate increases 
B)  the population size declines 
C)  the population size is not affected 
D)  the generation time increases 
E)  the growth rate remains unchanged

Question 6

Industrial smog causes air to turn

Accepted Answer

A)  gray. 
B)  black. 
C)  brown. 
D)  red. 
E)  blue. 
A)  gray. 
B)  black. 
C)  brown. 
D)  red. 
E)  blue.

Question 7

Long-lasting pesticides such as DDT

Accepted Answer

A)  are target-specific. 
B)  are the most effective control over pests. 
C)  build up in concentration as they pass through a food chain. 
D)  break down after the organism that receives the pesticide dies. 
E)  are used only for termite control. 
A)  are target-specific. 
B)  are the most effective control over pests. 
C)  build up in concentration as they pass through a food chain. 
D)  break down after the organism that receives the pesticide dies. 
E)  are used only for termite control.

Question 8

Nitric oxide in the exhaust of cars and trucks results in

Accepted Answer

A)  photochemical smog. 
B)  industrial smog. 
C)  a thermal inversion. 
D)  none of these. 
E)  all of these. 
A)  photochemical smog. 
B)  industrial smog. 
C)  a thermal inversion. 
D)  none of these. 
E)  all of these.

Question 9

A population's age structure tracks

Accepted Answer

A)  the average age of the members of the population. 
B)  how long the population has existed in the area. 
C)  the rate at which the population is aging. 
D)  the relative numbers of each age. 
A)  the average age of the members of the population. 
B)  how long the population has existed in the area. 
C)  the rate at which the population is aging. 
D)  the relative numbers of each age.

Question 10

A substance that in some way harms the health, activities or survival of a population is a(n)

Accepted Answer

A)  pollutant. 
B)  nonrenewable resource. 
C)  ecological footprint. 
D)  reservoir. 
E)  limiting factor. 
A)  pollutant. 
B)  nonrenewable resource. 
C)  ecological footprint. 
D)  reservoir. 
E)  limiting factor.

Question 11

What results when nitrogen dioxide and hydrocarbons react in the presence of sunlight?

Accepted Answer

A)  photochemical smog 
B)  industrial smog 
C)  a thermal inversion 
D)  acid rain 
E)  particulate fallout 
A)  photochemical smog 
B)  industrial smog 
C)  a thermal inversion 
D)  acid rain 
E)  particulate fallout

Question 12

Serious detrimental affects of global warming include

Accepted Answer

A)  intense rains and flooding. 
B)  more frequent and intense droughts. 
C)  rising sea levels in coastal areas. 
D)  the disappearance of glaciers thus wiping out some fresh water supplies. 
E)  all of these. 
A)  intense rains and flooding. 
B)  more frequent and intense droughts. 
C)  rising sea levels in coastal areas. 
D)  the disappearance of glaciers thus wiping out some fresh water supplies. 
E)  all of these.

Question 13

Selecting the Exception Four of the five answers listed below are density-independent factors. Select the exception.

Accepted Answer

A)  nutrient supply 
B)  temperature drop 
C)  drought 
D)  volcanic eruption 
E)  hard freeze 
A)  nutrient supply 
B)  temperature drop 
C)  drought 
D)  volcanic eruption 
E)  hard freeze

Question 14

At present rates of clearing and degradation, most of the tropical rain forest biome will be gone by the year

Accepted Answer

A)  2035. 
B)  2100. 
C)  2150. 
D)  2200. 
E)  3000. 
A)  2035. 
B)  2100. 
C)  2150. 
D)  2200. 
E)  3000.

Question 15

Selecting the Exception Four of the five answers listed below are related by a common effect. Select the exception.

Accepted Answer

A)  carbon dioxide 
B)  nitrous oxide 
C)  methane 
D)  carbon monoxide 
E)  water vapor 
A)  carbon dioxide 
B)  nitrous oxide 
C)  methane 
D)  carbon monoxide 
E)  water vapor

Question 16

The number of individuals of a species that can be sustained by the resources in a given area defines

Accepted Answer

A)  the carrying capacity of the environment. 
B)  exponential growth. 
C)  the doubling time of a population. 
D)  density-independent factors. 
E)  the biotic potential. 
A)  the carrying capacity of the environment. 
B)  exponential growth. 
C)  the doubling time of a population. 
D)  density-independent factors. 
E)  the biotic potential.

Question 17

Which of the following is NOT density-independent?

Accepted Answer

A)  floods 
B)  earthquakes 
C)  tornadoes 
D)  volcanic eruptions 
E)  disease 
A)  floods 
B)  earthquakes 
C)  tornadoes 
D)  volcanic eruptions 
E)  disease

Question 18

The most reasonable method of limiting human population growth is

Accepted Answer

A)  increasing carrying capacity. 
B)  decreasing birth rate. 
C)  decreasing competition. 
D)  increasing death rate. 
E)  exploiting outer space. 
A)  increasing carrying capacity. 
B)  decreasing birth rate. 
C)  decreasing competition. 
D)  increasing death rate. 
E)  exploiting outer space.

Question 19

Which element is being studied for use in fuel cells to power cars?

Accepted Answer

A)  iron 
B)  hydrogen 
C)  oxygen 
D)  nitrogen 
E)  uranium 
A)  iron 
B)  hydrogen 
C)  oxygen 
D)  nitrogen 
E)  uranium

Question 20

The new, high-yield crops require which of the following that cannot be supplied by subsistence agriculture?

Accepted Answer

A)  irrigation 
B)  pesticides 
C)  fertilizers 
D)  fossil fuel energy 
E)  all of these 
A)  irrigation 
B)  pesticides 
C)  fertilizers 
D)  fossil fuel energy 
E)  all of these

Exam 25: Human Impacts on the Biosphere

Selecting the Exception Four of the five answers listed below are related by a common polluting action. Select the exception.

Population size depends upon

In brown air fog, which substance combines with nitrogen dioxide in the sunlight to form photochemical smog?

The maximum rate of increase of a population is its

If reproduction occurs early in the life cycle, what occurs?

Industrial smog causes air to turn

Long-lasting pesticides such as DDT

Nitric oxide in the exhaust of cars and trucks results in

A population's age structure tracks

A substance that in some way harms the health, activities or survival of a population is a(n)

What results when nitrogen dioxide and hydrocarbons react in the presence of sunlight?

Serious detrimental affects of global warming include

Selecting the Exception Four of the five answers listed below are density-independent factors. Select the exception.

At present rates of clearing and degradation, most of the tropical rain forest biome will be gone by the year

Selecting the Exception Four of the five answers listed below are related by a common effect. Select the exception.

The number of individuals of a species that can be sustained by the resources in a given area defines

Which of the following is NOT density-independent?

The most reasonable method of limiting human population growth is

Which element is being studied for use in fuel cells to power cars?

The new, high-yield crops require which of the following that cannot be supplied by subsistence agriculture?

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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