Question 1

Spring ephemerals usually emerge and mature more slowly than do late summer species.

Accepted Answer

A) True 
 B)False

Question 2

Chaparral, maquis, and fynbos are equivalent names for:

Accepted Answer

A)  subtropical mixed forest. 
B)  coniferous forest. 
C)  temperate deciduous forest. 
D)  mixed West-coast forest. 
E)  Mediterranean scrub. 
A)  subtropical mixed forest. 
B)  coniferous forest. 
C)  temperate deciduous forest. 
D)  mixed West-coast forest. 
E)  Mediterranean scrub.

Question 3

Giant sequoia trees are characteristically found in the:

Accepted Answer

A)  subtropical mixed forest. 
B)  coniferous forest. 
C)  temperate deciduous forest. 
D)  mixed West-coast forest. 
E)  Mediterranean scrub. 
A)  subtropical mixed forest. 
B)  coniferous forest. 
C)  temperate deciduous forest. 
D)  mixed West-coast forest. 
E)  Mediterranean scrub.

Question 4

Tropical rainforests commonly have ________ species per hectare.

Accepted Answer

A)  1-2 
B)  5-6 
C)  10-20 
D)  50-60 
E)  100 or more 
A)  1-2 
B)  5-6 
C)  10-20 
D)  50-60 
E)  100 or more

Question 5

The Mediterranean scrub biome is characterized by ______ summers and ______ winters.

Accepted Answer

A)  warm; warm 
B)  cool; cool 
C)  cool, moist; hot, dry 
D)  hot, dry; cool, moist 
E)  hot, moist; cool, dry 
A)  warm; warm 
B)  cool; cool 
C)  cool, moist; hot, dry 
D)  hot, dry; cool, moist 
E)  hot, moist; cool, dry

Question 6

Which of the following statements about tropical rainforests is FALSE?

Accepted Answer

A)  They contain plants that are either evergreen or leafless for short periods. 
B)  There is strong competition for light. 
C)  There is abundant plant cover beneath the trees. 
D)  The trees have an abundance of epiphytes. 
E)  They occur where temperatures and rainfall are relatively consistent. 
A)  They contain plants that are either evergreen or leafless for short periods. 
B)  There is strong competition for light. 
C)  There is abundant plant cover beneath the trees. 
D)  The trees have an abundance of epiphytes. 
E)  They occur where temperatures and rainfall are relatively consistent.

Question 7

In North America, taiga extends farther north along the western side of the continent than along the eastern side.

Accepted Answer

A) True 
 B)False

Question 8

A rain shadow is characterized by abundant rainfall.

Accepted Answer

A) True 
 B)False

Question 9

In the northernmost taiga, most of the precipitation falls in winter.

Accepted Answer

A) True 
 B)False

Question 10

A liana is a(n):

Accepted Answer

A)  epiphyte. 
B)  herbaceous plant. 
C)  woody vine. 
D)  tropical tree. 
E)  orchid. 
A)  epiphyte. 
B)  herbaceous plant. 
C)  woody vine. 
D)  tropical tree. 
E)  orchid.

Question 11

Welwitschia is a plant found in the savanna.

Accepted Answer

A) True 
 B)False

Question 12

The areas with the highest vulnerability of fires are characterized by:

Accepted Answer

A)  periods of constant drought. 
B)  vulnerability to lightning. 
C)  high winds. 
D)  large numbers of deciduous trees. 
E)  annual moist periods and dry periods. 
A)  periods of constant drought. 
B)  vulnerability to lightning. 
C)  high winds. 
D)  large numbers of deciduous trees. 
E)  annual moist periods and dry periods.

Question 13

Tropical mixed forests are characterized by having evergreen trees and shrubs.

Accepted Answer

A) True 
 B)False

Question 14

The Earth's axis is _________ to the plane of its orbit.

Accepted Answer

A)  parallel 
B)  perpendicular 
C)  tilted 45.45º 
D)  tilted 23.45º 
E)  tilted 10.45º 
A)  parallel 
B)  perpendicular 
C)  tilted 45.45º 
D)  tilted 23.45º 
E)  tilted 10.45º

Question 15

At their poleward margins, tropical savannas grade into taiga.

Accepted Answer

A) True 
 B)False

Question 16

The type of soil within a region is determined not by climate but by the parent material in which the soil forms and the length of time the region has been stable.

Accepted Answer

A) True 
 B)False

Question 17

In rainforests, relatively little light penetrates to the forest floor.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following statements about the Arctic tundra is FALSE?

Accepted Answer

A)  It is a treeless biome. 
B)  Fixed nitrogen is in short supply. 
C)  It lacks permafrost. 
D)  It lies mostly above the Arctic Circle. 
E)  The soils are acidic to neutral and low in nutrients. 
A)  It is a treeless biome. 
B)  Fixed nitrogen is in short supply. 
C)  It lacks permafrost. 
D)  It lies mostly above the Arctic Circle. 
E)  The soils are acidic to neutral and low in nutrients.

Question 19

Spring ephemerals differ from early summer species in that spring ephemerals:

Accepted Answer

A)  have broader, thinner leaves. 
B)  have smaller storage organs. 
C)  complete their photosynthetic activity earlier. 
D)  are herbaceous. 
E)  are leafless in winter. 
A)  have broader, thinner leaves. 
B)  have smaller storage organs. 
C)  complete their photosynthetic activity earlier. 
D)  are herbaceous. 
E)  are leafless in winter.

Question 20

The temperate deciduous forest plants of Japan and China are quite different from those of eastern North America.

Accepted Answer

A) True 
 B)False

Exam 32: Global Ecology

Spring ephemerals usually emerge and mature more slowly than do late summer species.

Chaparral, maquis, and fynbos are equivalent names for:

Giant sequoia trees are characteristically found in the:

Tropical rainforests commonly have ________ species per hectare.

The Mediterranean scrub biome is characterized by ______ summers and ______ winters.

Which of the following statements about tropical rainforests is FALSE?

In North America, taiga extends farther north along the western side of the continent than along the eastern side.

A rain shadow is characterized by abundant rainfall.

In the northernmost taiga, most of the precipitation falls in winter.

A liana is a(n):

Welwitschia is a plant found in the savanna.

The areas with the highest vulnerability of fires are characterized by:

Tropical mixed forests are characterized by having evergreen trees and shrubs.

The Earth's axis is _________ to the plane of its orbit.

At their poleward margins, tropical savannas grade into taiga.

The type of soil within a region is determined not by climate but by the parent material in which the soil forms and the length of time the region has been stable.

In rainforests, relatively little light penetrates to the forest floor.

Which of the following statements about the Arctic tundra is FALSE?

Spring ephemerals differ from early summer species in that spring ephemerals:

The temperate deciduous forest plants of Japan and China are quite different from those of eastern North America.

Botany: an Introduction

The Molecular Composition of Plant Cells

The Plant Cell and the Cell Cycle

The Movement of Substances Into and Out of Cells

The Flow of Energy

Respiration

Photosynthesis, Light, and Life

Sexual Reproduction and Heredity

The Chemistry of Heredity and Gene Expression

Recombinant Dna Technology, Plant Biotechnology, and Genomics

The Process of Evolution

Systematics: the Science of Biological Diversity

Prokaryotes and Viruses

Fungi

Protists: Algae and Heterotrophic Protists

Bryophytes

Seedless Vascular Plants

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Early Development of the Plant Body

Cells and Tissues of the Plant Body

The Root: Structure and Development

The Shoot: Primary Structure and Development

Secondary Growth in Stems

Regulating Growth and Development: the Plant Hormones

External Factors and Plant Growth

Plant Nutrition and Soils

The Movement of Water and Solutes in Plants

The Dynamics of Communities and Ecosystems

Filters

The Mediterranean scrub biome is characterized by summers and winters.