Question 1

A xerophyte may have which of the following adaptations?

Accepted Answer

A) succulent stems 
B) aerial roots 
C) germinate during the dry summer season 
D) a xerophyte may have all of these adaptations 
E) None of the above is correct. 
A) succulent stems 
B) aerial roots 
C) germinate during the dry summer season 
D) a xerophyte may have all of these adaptations 
E) None of the above is correct. A

Question 2

Which of the following countries is not a signer of the Kyoto Protocol?

Accepted Answer

A) Japan 
B) China 
C) The United States 
D) Germany 
E) England 
A) Japan 
B) China 
C) The United States 
D) Germany 
E) England C

Question 3

The biomass of tertiary consumers is terrestrial ecosystem is typically less than that of which of the following?

Accepted Answer

A) primary producers 
B) primary consumers 
C) secondary consumers 
D) decomposers 
E) All of the above are correct. 
A) primary producers 
B) primary consumers 
C) secondary consumers 
D) decomposers 
E) All of the above are correct. E

Question 4

The invasion of life onto an island newly created by volcanic activity is an example of primary succession.

Accepted Answer

A) True 
 B)False

Question 5

Niche is the broad range of characteristics of an organism that defines how it relates to the rest of its community.

Accepted Answer

A) True 
 B)False

Question 6

Flying squirrels eat mushrooms that decompose the remains of fir trees - the dominant plants in the forest.Spotted owls eat the flying squirrels.In turn,crows eat the eggs of spotted owls.The crows are which of the following?

Accepted Answer

A) primary producers. 
B) primary consumers. 
C) secondary consumers. 
D) tertiary consumers. 
E) none of these. 
A) primary producers. 
B) primary consumers. 
C) secondary consumers. 
D) tertiary consumers. 
E) none of these.

Question 7

Deciduous trees in a temperate forest lose all their leaves in the fall,thus stopping their primary production activities.

Accepted Answer

A) True 
 B)False

Question 8

A utility company burning coal to produce electricity is an example of the First Law of Thermodynamics.

Accepted Answer

A) True 
 B)False

Question 9

"Habitat" specifically refers to the physical setting where an organism lives.

Accepted Answer

A) True 
 B)False

Question 10

Tuber gibbosum is a mycorrhizal,truffle-producing fungus that is food for rodents in Pacific Northwest forests.What is T.gibbosum's niche?

Accepted Answer

A) the Pacific Northwest forest 
B) being a fungus 
C) the combination of the fungus,the tree it is symbiotic with,and the rodent 
D) providing food for trees via its mycorrhizal function 
E) providing food 
A) the Pacific Northwest forest 
B) being a fungus 
C) the combination of the fungus,the tree it is symbiotic with,and the rodent 
D) providing food for trees via its mycorrhizal function 
E) providing food

Question 11

Firs trees,spotted owls,rodents,slugs,and various fungal species living in a Pacific Northwest forest constitute a(n)________.

Accepted Answer

A) ecosystem 
B) community 
C) population 
D) biosphere 
E) combination of all of these 
A) ecosystem 
B) community 
C) population 
D) biosphere 
E) combination of all of these

Question 12

Cacti and other succulents often have green stems and trunks where additional photosynthesis can take place.

Accepted Answer

A) True 
 B)False

Question 13

Acacia tortillis is the dominant tree of the Serengeti.Collectively the Serengeti A.tortillis represent a(n)________.

Accepted Answer

A) ecosystem 
B) community 
C) population 
D) biosphere 
E) combination of all the above 
A) ecosystem 
B) community 
C) population 
D) biosphere 
E) combination of all the above

Question 14

Two closely related plant species live in the same community.One has a shallow fibrous root system whereas the other has a deep tap root system.This represents an example of which of the following?

Accepted Answer

A) competitive exclusion 
B) ecological equivalence 
C) resource partitioning 
D) occupying a generalized niche 
E) biological magnification 
A) competitive exclusion 
B) ecological equivalence 
C) resource partitioning 
D) occupying a generalized niche 
E) biological magnification

Question 15

Which of the following is a carbon sink?

Accepted Answer

A) primary producers 
B) primary consumers 
C) secondary consumers 
D) decomposers 
E) All of the above are correct. 
A) primary producers 
B) primary consumers 
C) secondary consumers 
D) decomposers 
E) All of the above are correct.

Question 16

Starlings are called the rats of the bird world.They live in a wide variety of environments throughout North America.This represents an example of which of the following?

Accepted Answer

A) competitive exclusion 
B) ecological equivalence 
C) resource partitioning 
D) occupying a generalized niche 
E) occupying a specialized niche 
A) competitive exclusion 
B) ecological equivalence 
C) resource partitioning 
D) occupying a generalized niche 
E) occupying a specialized niche

Question 17

In a particular freshwater ecosystem,fish ingested plankton that had 5 ppm (parts per million)mercury in their bodies.The fish then had 200 ppm of mercury in their bodies.Bird then ate the fish resulting in their bodies having 1600 ppm mercury.This represents an example of which of the following?

Accepted Answer

A) competitive exclusion 
B) ecological equivalence 
C) resource partitioning 
D) biological magnification 
E) occupying a specialized niche 
A) competitive exclusion 
B) ecological equivalence 
C) resource partitioning 
D) biological magnification 
E) occupying a specialized niche

Question 18

Grasses,herbs,herbivores,carnivores,deep organic soils,rapid nitrogen cycling.Found in a typical grassland,collectively these represent a(n)________.

Accepted Answer

A) ecosystem 
B) community 
C) population 
D) biosphere 
E) combination of all of these 
A) ecosystem 
B) community 
C) population 
D) biosphere 
E) combination of all of these

Question 19

The dominant vegetation in the boreal or taiga biome is a forest of conifers.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is not a correct association?

Accepted Answer

A) Producers :: organisms capable of producing complex organic compounds 
B) Autotrophs :: producer organisms capable of producing their own food for consumption 
C) Decomposers :: saprobes 
D) Ecosystem :: in effect transfers energy from a lower level to a higher level 
E) Biomass :: organic material contained in dead organisms 
A) Producers :: organisms capable of producing complex organic compounds 
B) Autotrophs :: producer organisms capable of producing their own food for consumption 
C) Decomposers :: saprobes 
D) Ecosystem :: in effect transfers energy from a lower level to a higher level 
E) Biomass :: organic material contained in dead organisms

Exam 26: Plant Ecology

A xerophyte may have which of the following adaptations?

Which of the following countries is not a signer of the Kyoto Protocol?

The biomass of tertiary consumers is terrestrial ecosystem is typically less than that of which of the following?

The invasion of life onto an island newly created by volcanic activity is an example of primary succession.

Niche is the broad range of characteristics of an organism that defines how it relates to the rest of its community.

Flying squirrels eat mushrooms that decompose the remains of fir trees - the dominant plants in the forest.Spotted owls eat the flying squirrels.In turn,crows eat the eggs of spotted owls.The crows are which of the following?

Deciduous trees in a temperate forest lose all their leaves in the fall,thus stopping their primary production activities.

A utility company burning coal to produce electricity is an example of the First Law of Thermodynamics.

"Habitat" specifically refers to the physical setting where an organism lives.

Tuber gibbosum is a mycorrhizal,truffle-producing fungus that is food for rodents in Pacific Northwest forests.What is T.gibbosum's niche?

Firs trees,spotted owls,rodents,slugs,and various fungal species living in a Pacific Northwest forest constitute a(n)________.

Cacti and other succulents often have green stems and trunks where additional photosynthesis can take place.

Acacia tortillis is the dominant tree of the Serengeti.Collectively the Serengeti A.tortillis represent a(n)________.

Two closely related plant species live in the same community.One has a shallow fibrous root system whereas the other has a deep tap root system.This represents an example of which of the following?

Which of the following is a carbon sink?

Starlings are called the rats of the bird world.They live in a wide variety of environments throughout North America.This represents an example of which of the following?

In a particular freshwater ecosystem,fish ingested plankton that had 5 ppm (parts per million)mercury in their bodies.The fish then had 200 ppm of mercury in their bodies.Bird then ate the fish resulting in their bodies having 1600 ppm mercury.This represents an example of which of the following?

Grasses,herbs,herbivores,carnivores,deep organic soils,rapid nitrogen cycling.Found in a typical grassland,collectively these represent a(n)________.

The dominant vegetation in the boreal or taiga biome is a forest of conifers.

Which of the following is not a correct association?

Plants in Our Lives

The Plant Cell

The Plant Body

Plant Physiology

Plant Life Cycle: Flowers

Plant Life Cycle: Fruits and Seeds

Genetics

Plant Systematics and Evolution

Diversity of Plant Life

Human Nutrition

Origins of Agriculture

The Grasses

Legumes

Starchy Staples

Feeding a Hungry World

Stimulating Beverages

Herbs and Spices

Materials: Cloth, wood, and Paper

Medicinal Plants

Psychoactive Plants

Poisonous and Allergy Plants

The Algae

Fungi in the Natural Environment

Beverages and Foods From Fungi

Fungi That Affect Human Health

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