Question 1

Which North American biome has mostly disappeared because of extensive farming of wheat and corn?

Accepted Answer

A)  chaparral 
B)  grasslands 
C)  boreal forest 
D)  desert 
E)  taiga 
A)  chaparral 
B)  grasslands 
C)  boreal forest 
D)  desert 
E)  taiga

Question 2

A(n) ____ is an observed consequence of global climate change.

Accepted Answer

A)  increase in earthquakes 
B)  acid rain 
C)  increase in the ozone hole 
D)  decrease in the ozone layer 
E)  rise in sea level 
A)  increase in earthquakes 
B)  acid rain 
C)  increase in the ozone hole 
D)  decrease in the ozone layer 
E)  rise in sea level

Question 3

Global air circulation patterns are produced by ____ differences in the amount of solar radiation reaching Earth.

Accepted Answer

A)  elevational 
B)  latitudinal 
C)  moisture 
D)  rotational 
E)  longitudinal 
A)  elevational 
B)  latitudinal 
C)  moisture 
D)  rotational 
E)  longitudinal

Question 4

Which biome has a layered structure that will contain many vines and epiphytes?

Accepted Answer

A)  chaparral 
B)  tundra 
C)  estuary 
D)  taiga 
E)  tropical rainforest 
A)  chaparral 
B)  tundra 
C)  estuary 
D)  taiga 
E)  tropical rainforest

Question 5

Due to biological magnification, which would have the highest concentration of a plastic?

Accepted Answer

A)  grass-the dominant primary producer 
B)  cow-an herbivore 
C)  grasshoppers-an herbivore 
D)  mice-predators of butterflies 
E)  hawk-predators of mice 
A)  grass-the dominant primary producer 
B)  cow-an herbivore 
C)  grasshoppers-an herbivore 
D)  mice-predators of butterflies 
E)  hawk-predators of mice

Question 6

A plant pathologist, a scientist who studies plant diseases, examines a tree that has burnt leaves, is mineral deficient, and has several diseases. The plant pathologist concludes the tree's symptoms are most likely the direct result of ____.

Accepted Answer

A)  biological magnification 
B)  desertification 
C)  ozone depletion 
D)  acid rain 
E)  deforestation 
A)  biological magnification 
B)  desertification 
C)  ozone depletion 
D)  acid rain 
E)  deforestation

Question 7

Ultimately, what is the greatest threat to biodiversity?

Accepted Answer

A)  plant pathogens 
B)  exotic species 
C)  unthinking humans 
D)  mineral and energy use 
E)  conservation efforts 
A)  plant pathogens 
B)  exotic species 
C)  unthinking humans 
D)  mineral and energy use 
E)  conservation efforts

Question 8

The distribution of major biomes is controlled mainly by ____.

Accepted Answer

A)  ocean currents 
B)  climate 
C)  human manipulation 
D)  longitude 
E)  latitude 
A)  ocean currents 
B)  climate 
C)  human manipulation 
D)  longitude 
E)  latitude

Question 9

The Great Pacific Garbage Patch is a region of the north central Pacific where a high concentration of confetti-like plastic particles swirls slowly around an area as large as the state of ____.

Accepted Answer

A)  Alaska 
B)  Idaho 
C)  Rhode Island 
D)  Texas 
E)  Pennsylvania 
A)  Alaska 
B)  Idaho 
C)  Rhode Island 
D)  Texas 
E)  Pennsylvania

Question 10

Which way do ocean currents circulate in the northern hemisphere?

Accepted Answer

A)  counterclockwise 
B)  clockwise 
C)  away from continents 
D)  toward the shore 
E)  parallel to the direction of the shore 
A)  counterclockwise 
B)  clockwise 
C)  away from continents 
D)  toward the shore 
E)  parallel to the direction of the shore

Question 11

Concerning species survival, which status is of greatest concern?

Accepted Answer

A)  threatened 
B)  endemic 
C)  critical 
D)  endangered 
E)  serious 
A)  threatened 
B)  endemic 
C)  critical 
D)  endangered 
E)  serious

Question 12

Very high concentrations of ____ accumulates in large predatory fishes such as swordfish, bluefin tuna, and albacore tuna, which may cause developmental abnormalities when consumed by pregnant women.

Accepted Answer

A)  methylmercury 
B)  carbon dioxide 
C)  sulfur dioxide 
D)  chlorofluorocarbon (CF
C)  
E)  ozone gas 
A)  methylmercury 
B)  carbon dioxide 
C)  sulfur dioxide 
D)  chlorofluorocarbon (CF
C)  
E)  ozone gas

Question 13

In this freshwater aquatic ecosystem, species composition varies along its length based on rock types, depth, oxygen concentrations, and temperature.

Accepted Answer

A)  streams 
B)  lakes 
C)  estuaries 
D)  coral reefs 
E)  hydrothermal vents 
A)  streams 
B)  lakes 
C)  estuaries 
D)  coral reefs 
E)  hydrothermal vents

Question 14

Desertification is mainly caused by ____.

Accepted Answer

A)  lack of rain 
B)  poor agricultural practices 
C)  too much precipitation 
D)  deforestation 
E)  erosion 
A)  lack of rain 
B)  poor agricultural practices 
C)  too much precipitation 
D)  deforestation 
E)  erosion

Question 15

Although extinction is a natural process and is ongoing, it is likely we are in a time of ____, an event in which many different kinds of organisms become extinct in a relatively short period.

Accepted Answer

A)  mass extinction 
B)  genetic mutation 
C)  geologic catastrophe 
D)  loss of megafauna 
E)  birth of new species 
A)  mass extinction 
B)  genetic mutation 
C)  geologic catastrophe 
D)  loss of megafauna 
E)  birth of new species

Question 16

What characterizes a biome?

Accepted Answer

A)  its temperature and main type of vegetation 
B)  its climate and main type of vegetation 
C)  its climate and temperature 
D)  its humidity and temperature 
E)  its plant life and mountain ranges 
A)  its temperature and main type of vegetation 
B)  its climate and main type of vegetation 
C)  its climate and temperature 
D)  its humidity and temperature 
E)  its plant life and mountain ranges

Question 17

Crater Lake in Oregon formed as a result of a(n) ____ about 7,700 years ago.

Accepted Answer

A)  asteroid strike 
B)  collapsed volcano 
C)  massive earthquake 
D)  continental shift 
E)  shift in Earth's axis 
A)  asteroid strike 
B)  collapsed volcano 
C)  massive earthquake 
D)  continental shift 
E)  shift in Earth's axis

Question 18

A(n) ____ species resides where it evolved and is found nowhere else on Earth.

Accepted Answer

A)  invasive 
B)  endemic 
C)  endangered 
D)  exotic 
E)  persistent 
A)  invasive 
B)  endemic 
C)  endangered 
D)  exotic 
E)  persistent

Question 19

What is an undersea mountain called?

Accepted Answer

A)  a seamount 
B)  a mangrove 
C)  a trench 
D)  an estuary 
E)  a coral reef 
A)  a seamount 
B)  a mangrove 
C)  a trench 
D)  an estuary 
E)  a coral reef

Question 20

The most extensive of the biomes is the ____.

Accepted Answer

A)  temperate deciduous forest 
B)  chaparral 
C)  tropical rainforest 
D)  temperate grassland 
E)  boreal forest 
A)  temperate deciduous forest 
B)  chaparral 
C)  tropical rainforest 
D)  temperate grassland 
E)  boreal forest

Exam 19: The Biosphere and Human Effects

Which North American biome has mostly disappeared because of extensive farming of wheat and corn?

A(n) ____ is an observed consequence of global climate change.

Global air circulation patterns are produced by ____ differences in the amount of solar radiation reaching Earth.

Which biome has a layered structure that will contain many vines and epiphytes?

Due to biological magnification, which would have the highest concentration of a plastic?

A plant pathologist, a scientist who studies plant diseases, examines a tree that has burnt leaves, is mineral deficient, and has several diseases. The plant pathologist concludes the tree's symptoms are most likely the direct result of ____.

Ultimately, what is the greatest threat to biodiversity?

The distribution of major biomes is controlled mainly by ____.

The Great Pacific Garbage Patch is a region of the north central Pacific where a high concentration of confetti-like plastic particles swirls slowly around an area as large as the state of ____.

Which way do ocean currents circulate in the northern hemisphere?

Concerning species survival, which status is of greatest concern?

Very high concentrations of ____ accumulates in large predatory fishes such as swordfish, bluefin tuna, and albacore tuna, which may cause developmental abnormalities when consumed by pregnant women.

In this freshwater aquatic ecosystem, species composition varies along its length based on rock types, depth, oxygen concentrations, and temperature.

Desertification is mainly caused by ____.

Although extinction is a natural process and is ongoing, it is likely we are in a time of ____, an event in which many different kinds of organisms become extinct in a relatively short period.

What characterizes a biome?

Crater Lake in Oregon formed as a result of a(n) ____ about 7,700 years ago.

A(n) ____ species resides where it evolved and is found nowhere else on Earth.

What is an undersea mountain called?

The most extensive of the biomes is the ____.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Prokaryotes, Protists, and Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Animal Reproduction and Development

Plant Form and Function

Life Cycles of Flowering Plants

Filters