Question 1

A network of interactions that involves the cycling of materials and the flow of energy among organisms and their physical environment is

Accepted Answer

A) a population. 
B) a community. 
C) an ecosystem. 
D) the biosphere. 
E) the habitat. 
A) a population. 
B) a community. 
C) an ecosystem. 
D) the biosphere. 
E) the habitat.

Question 2

Questions refer to the figure above illustrating a tallgrass prairie food chain.
  
-How many levels of consumption are depicted in the figure?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5

Question 3

A third level consumer may eat

Accepted Answer

A) herbivores. 
B) primary producers. 
C) primary carnivores. 
D) second trophic level organisms. 
E) none of these. 
A) herbivores. 
B) primary producers. 
C) primary carnivores. 
D) second trophic level organisms. 
E) none of these.

Question 4

Omnivores feed on

Accepted Answer

A) animals. 
B) plants. 
C) fungi. 
D) bacteria. 
E) any of these. 
A) animals. 
B) plants. 
C) fungi. 
D) bacteria. 
E) any of these.

Question 5

Questions refer to the figure above illustrating a tallgrass prairie food chain.
  
-A secondary carnivore is indicated by

Accepted Answer

A) A. 
B) B. 
C) C. 
D) D. 
E) E. 
A) A. 
B) B. 
C) C. 
D) D. 
E) E.

Question 6

The sea level is rising because

Accepted Answer

A) global air temperature is rising. 
B) water in the oceans is expanding. 
C) ancient glaciers are melting. 
D) the ice caps are melting. 
E) of all of these. 
A) global air temperature is rising. 
B) water in the oceans is expanding. 
C) ancient glaciers are melting. 
D) the ice caps are melting. 
E) of all of these.

Question 7

Questions refer to the figure above illustrating a tallgrass prairie food chain.
  
-The source of chemical bond energy and minerals is indicated by

Accepted Answer

A) A. 
B) B. 
C) C. 
D) D. 
E) E. 
A) A. 
B) B. 
C) C. 
D) D. 
E) E.

Question 8

The inundation of Louisiana's wetlands will likely adversely affect all of the following EXCEPT

Accepted Answer

A) fish and shellfish harvesting. 
B) migratory birds 
C) aquatic pathogenic bacteria. 
D) low lying coastal towns 
E) None of the above 
A) fish and shellfish harvesting. 
B) migratory birds 
C) aquatic pathogenic bacteria. 
D) low lying coastal towns 
E) None of the above

Question 9

Primary carnivores are

Accepted Answer

A) tertiary consumers in the second trophic level. 
B) secondary consumers in the third trophic level. 
C) secondary consumers in the second trophic level. 
D) tertiary consumers in the fourth trophic level. 
E) secondary consumers in the first trophic level. 
A) tertiary consumers in the second trophic level. 
B) secondary consumers in the third trophic level. 
C) secondary consumers in the second trophic level. 
D) tertiary consumers in the fourth trophic level. 
E) secondary consumers in the first trophic level.

Question 10

Questions refer to the figure above illustrating a tallgrass prairie food chain.
  
-A third level consumer is indicated by

Accepted Answer

A) A. 
B) B. 
C) C. 
D) D. 
E) E. 
A) A. 
B) B. 
C) C. 
D) D. 
E) E.

Question 11

Which of the following are heterotrophs?

Accepted Answer

A) primary carnivores 
B) herbivores 
C) detritivores 
D) decomposers 
E) all of these 
A) primary carnivores 
B) herbivores 
C) detritivores 
D) decomposers 
E) all of these

Question 12

Ecologists determined that, regardless of the richness of the ecosystem, energy passes through no more than __________ trophic levels.

Accepted Answer

A) one or two 
B) two or three 
C) three or four 
D) four or five 
E) five or six 
A) one or two 
B) two or three 
C) three or four 
D) four or five 
E) five or six

Question 13

Questions refer to the figure above illustrating a tallgrass prairie food chain.
  
-A primary carnivore is indicated by

Accepted Answer

A) A. 
B) B. 
C) C. 
D) D. 
E) E. 
A) A. 
B) B. 
C) C. 
D) D. 
E) E.

Exam 47: Ecosystems

A network of interactions that involves the cycling of materials and the flow of energy among organisms and their physical environment is

Questions refer to the figure above illustrating a tallgrass prairie food chain. -How many levels of consumption are depicted in the figure?

A third level consumer may eat

Omnivores feed on

Questions refer to the figure above illustrating a tallgrass prairie food chain. -A secondary carnivore is indicated by

The sea level is rising because

Questions refer to the figure above illustrating a tallgrass prairie food chain. -The source of chemical bond energy and minerals is indicated by

The inundation of Louisiana's wetlands will likely adversely affect all of the following EXCEPT

Primary carnivores are

Questions refer to the figure above illustrating a tallgrass prairie food chain. -A third level consumer is indicated by

Which of the following are heterotrophs?

Ecologists determined that, regardless of the richness of the ecosystem, energy passes through no more than __________ trophic levels.

Questions refer to the figure above illustrating a tallgrass prairie food chain. -A primary carnivore is indicated by

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

A Closer Look at Cell Membranes

Ground Rules of Metabolism

Where It Startsphotosynthesis

Energy-Releasing Pathways

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Dna Structure and Function

From Dna to Protein

Controls Over Genes

Recombinant Dna and Genetic Engineering

The Macroevolutionary Puzzle

Emergence of Evolutionary Thought

Organizing Information About Species

The Origin and Evolution of Life

Viruses and Prokaryotes

Protists the Simplest Eukaryotes

Plants

Fungi

Animals: the Invertebrates

Animal Evolution the Chordates

Human Evolution: a Case Study

Plant Tissues

Plant Nutrition and Transport

Plant Reproduction

Plant Growth and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Protection, Support, and Movement

Circulation

Immunity

Respiration

Digestion and Human Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Structure and Biodiversity

The Biosphere

Human Impacts on the Biosphere

Filters