Question 1

Which of the following is characteristic of the chaparral biome?

Accepted Answer

A) many plants with seeds that need fire to germinate 
B) animal species limited to lizards and snakes 
C) dense,broadleaf shrubs 
D) low amounts of rainfall at unpredictable periods throughout the year 
A) many plants with seeds that need fire to germinate 
B) animal species limited to lizards and snakes 
C) dense,broadleaf shrubs 
D) low amounts of rainfall at unpredictable periods throughout the year

Question 2

Which of the following statements about deserts and the organisms that live there is true?

Accepted Answer

A) Air temperatures in cold deserts,such as those west of the Rocky Mountains,may never fall below 30 degrees C. 
B) Desert plants typically produce very few seeds. 
C) Growth and reproduction occur year- round in deserts. 
D) Many desert animals are nocturnal. 
A) Air temperatures in cold deserts,such as those west of the Rocky Mountains,may never fall below 30 degrees C. 
B) Desert plants typically produce very few seeds. 
C) Growth and reproduction occur year- round in deserts. 
D) Many desert animals are nocturnal.

Question 3

The major reason for tropical deforestation is

Accepted Answer

A) natural succession as global warming occurs. 
B) governments clearing forests to build cities. 
C) hurricane destruction of large regions. 
D) people clearing forests to open up land for agriculture. 
A) natural succession as global warming occurs. 
B) governments clearing forests to build cities. 
C) hurricane destruction of large regions. 
D) people clearing forests to open up land for agriculture.

Question 4

In terms of global air circulation,the tropics are a region where air

Accepted Answer

A) rises and warms,creating an arid belt. 
B) rises and cools,creating an arid belt. 
C) descends and warms,dropping rain. 
D) rises and cools,dropping rain. 
A) rises and warms,creating an arid belt. 
B) rises and cools,creating an arid belt. 
C) descends and warms,dropping rain. 
D) rises and cools,dropping rain.

Question 5

The kind of vegetation in a tropical rain forest is generally determined by the amount of

Accepted Answer

A) nitrogen in the soil. 
B) minerals in the soil. 
C) rainfall. 
D) light. 
A) nitrogen in the soil. 
B) minerals in the soil. 
C) rainfall. 
D) light.

Question 6

You are reading the journal of an amateur naturalist who visited the Sonoran Desert in the last century.Which of his descriptions of desert plants would you question?

Accepted Answer

A) a perennial that flowers only after years of vegetative growth and produces a large number of seeds 
B) a common annual that produces one large seed per plant 
C) a late winter hillside covered with wildflowers 
D) a plant whose seeds will not germinate unless soaked 
A) a perennial that flowers only after years of vegetative growth and produces a large number of seeds 
B) a common annual that produces one large seed per plant 
C) a late winter hillside covered with wildflowers 
D) a plant whose seeds will not germinate unless soaked

Question 7

Which of the following statements about coniferous forests is true?

Accepted Answer

A) Coniferous forests are characterized by long but mild winters and short,dry summers that are sometimes warm. 
B) Coniferous forests may experience considerable precipitation,but usually in the form of snow. 
C) Coniferous forests usually have nutrient- rich soils. 
D) Coniferous forests are the smallest terrestrial biome. 
A) Coniferous forests are characterized by long but mild winters and short,dry summers that are sometimes warm. 
B) Coniferous forests may experience considerable precipitation,but usually in the form of snow. 
C) Coniferous forests usually have nutrient- rich soils. 
D) Coniferous forests are the smallest terrestrial biome.

Question 8

The reason that the pronghorn antelope is not found outside North America is most likely that

Accepted Answer

A) its nutritional requirements cannot be met outside this region. 
B) there are too many pronghorn predators outside North America. 
C) its temperature requirements are stringent and not met outside North America. 
D) it has never dispersed beyond this region. 
A) its nutritional requirements cannot be met outside this region. 
B) there are too many pronghorn predators outside North America. 
C) its temperature requirements are stringent and not met outside North America. 
D) it has never dispersed beyond this region.

Question 9

Which of the following has the greatest impact on the global water cycle?

Accepted Answer

A) human destruction of forests 
B) human overuse of water resources for large cities 
C) connecting aquatic and terrestrial biomes 
D) removing animals from their biome 
A) human destruction of forests 
B) human overuse of water resources for large cities 
C) connecting aquatic and terrestrial biomes 
D) removing animals from their biome

Question 10

Which of the following tundra features would be found at the top of the Andes mountains in Ecuador?

Accepted Answer

A) permafrost 
B) large trees with shallow roots 
C) a brief,bright growing season and a long,dark winter 
D) fierce winds and frigid nights 
A) permafrost 
B) large trees with shallow roots 
C) a brief,bright growing season and a long,dark winter 
D) fierce winds and frigid nights

Question 11

Which of the following statements about tropical forests is true?

Accepted Answer

A) Once stripped,tropical rain forests regrow quickly,although with slightly less diversity. 
B) Tropical forests occur in equatorial regions with very long 16- to 20- hour days. 
C) The forest structure consists of distinct layers that provide many different habitats. 
D) The soils of tropical rain forests are typically rich in nutrients. 
A) Once stripped,tropical rain forests regrow quickly,although with slightly less diversity. 
B) Tropical forests occur in equatorial regions with very long 16- to 20- hour days. 
C) The forest structure consists of distinct layers that provide many different habitats. 
D) The soils of tropical rain forests are typically rich in nutrients.

Question 12

Which of the following environmental factors usually has the greatest direct effect on an organism's rate of water loss by evaporation?

Accepted Answer

A) wind 
B) soil type 
C) fires,hurricanes,and tornadoes 
D) barometric pressure 
A) wind 
B) soil type 
C) fires,hurricanes,and tornadoes 
D) barometric pressure

Question 13

All of Earth that is inhabited by life is called the

Accepted Answer

A) stratosphere. 
B) hydrosphere. 
C) lithosphere. 
D) biosphere. 
A) stratosphere. 
B) hydrosphere. 
C) lithosphere. 
D) biosphere.

Question 14

Living things that live in the polar ice biome include

Accepted Answer

A) penguins,seals,moose,and springtails 
B) lichens,jaguars,gulls,and polar bears 
C) mosses,ferns,gulls,and penguins 
D) mosses,lichens,seals,and polar bears 
A) penguins,seals,moose,and springtails 
B) lichens,jaguars,gulls,and polar bears 
C) mosses,ferns,gulls,and penguins 
D) mosses,lichens,seals,and polar bears

Question 15

In many dense forests,plants living near the ground level engage in intense competition for

Accepted Answer

A) carbon dioxide. 
B) sunlight. 
C) oxygen. 
D) water. 
A) carbon dioxide. 
B) sunlight. 
C) oxygen. 
D) water.

Question 16

Species in widely separated biomes often appear to display similar characteristics because of

Accepted Answer

A) coevolution. 
B) convergent evolution. 
C) evolutionary drift. 
D) mutations. 
A) coevolution. 
B) convergent evolution. 
C) evolutionary drift. 
D) mutations.

Question 17

The factor(s)that help to perpetuate temperate grasslands,such as the American prairies,and prevent them from becoming woodlands include

Accepted Answer

A) large numbers of cacti. 
B) periodic drought and fires. 
C) mild winters with very little rain. 
D) poor soil. 
A) large numbers of cacti. 
B) periodic drought and fires. 
C) mild winters with very little rain. 
D) poor soil.

Question 18

Which of the following statements about biomes,the major terrestrial ecosystems covering the Earth,is true?

Accepted Answer

A) Most natural biomes are unaffected by human activity. 
B) Each of the ten major biomes is restricted to just one or two continents. 
C) Fire is very important in some biomes. 
D) The major factors affecting the distribution of biomes are wind and sunlight. 
A) Most natural biomes are unaffected by human activity. 
B) Each of the ten major biomes is restricted to just one or two continents. 
C) Fire is very important in some biomes. 
D) The major factors affecting the distribution of biomes are wind and sunlight.

Question 19

The adaptations of pronghorns

Accepted Answer

A) demonstrate that meeting the demands of local environmental conditions helps organisms extend their ranges to other types of environments. 
B) include a reflective coat,an ability to find small pools of water,and chemical defenses against most predators. 
C) to the open plains and shrub deserts of North America have helped them spread to nearly every continent. 
D) to open country could be a disadvantage in a densely forested environment. 
A) demonstrate that meeting the demands of local environmental conditions helps organisms extend their ranges to other types of environments. 
B) include a reflective coat,an ability to find small pools of water,and chemical defenses against most predators. 
C) to the open plains and shrub deserts of North America have helped them spread to nearly every continent. 
D) to open country could be a disadvantage in a densely forested environment.

Question 20

A sperm whale in the middle of the Atlantic Ocean is in which oceanic zone?

Accepted Answer

A) pelagic 
B) estuarine 
C) intertidal 
D) benthic 
A) pelagic 
B) estuarine 
C) intertidal 
D) benthic

Exam 34: The Biosphere: an Introduction to Earths Diverse Environments

Which of the following is characteristic of the chaparral biome?

Which of the following statements about deserts and the organisms that live there is true?

The major reason for tropical deforestation is

In terms of global air circulation,the tropics are a region where air

The kind of vegetation in a tropical rain forest is generally determined by the amount of

You are reading the journal of an amateur naturalist who visited the Sonoran Desert in the last century.Which of his descriptions of desert plants would you question?

Which of the following statements about coniferous forests is true?

The reason that the pronghorn antelope is not found outside North America is most likely that

Which of the following has the greatest impact on the global water cycle?

Which of the following tundra features would be found at the top of the Andes mountains in Ecuador?

Which of the following statements about tropical forests is true?

Which of the following environmental factors usually has the greatest direct effect on an organism's rate of water loss by evaporation?

All of Earth that is inhabited by life is called the

Living things that live in the polar ice biome include

In many dense forests,plants living near the ground level engage in intense competition for

Species in widely separated biomes often appear to display similar characteristics because of

The factor(s)that help to perpetuate temperate grasslands,such as the American prairies,and prevent them from becoming woodlands include

Which of the following statements about biomes,the major terrestrial ecosystems covering the Earth,is true?

The adaptations of pronghorns

A sperm whale in the middle of the Atlantic Ocean is in which oceanic zone?

Biology: Exploring Life

The Chemical Basis of Life

The Molecules of Cells

A Tour of the Cell

The Working Cell

How Cells Harvest Chemical Energy

Photosynthesis: Using Light to Make Food

The Cellular Basis of Reproduction and Inheritance

Patterns of Inheritance

Molecular Biology of the Gene

How Genes Are Controlled

Dna Technology and Genomics

How Populations Evolve

The Origin of Species

Tracing Evolutionary History

Microbial Life: Prokaryotes and Protists

The Evolution of Plant and Fungal Diversity

The Evolution of Invertebrate Diversity

The Evolution of Vertebrate Diversity

Unifying Concepts of Animal Structure and Function

Nutrition and Digestion

Gas Exchange

Circulation

The Immune System

Control of Body Temperature and Water Balance

Hormones and the Endocrine System

Reproduction and Embryonic Development

Nervous Systems

The Senses

How Animals Move

Plant Structure,growth,and Reproduction

Plant Nutrition and Transport

Control Systems in Plants

Behavioral Adaptations to the Environment

Population Ecology

Communities and Ecosystems

Conservation Biology

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