Question 1

Questions refer to the figure above illustrating a tallgrass prairie food chain.
  
-The most amount of energy is available to

Accepted Answer

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

Question 2

Which of the following are in order from primary producer to 4th trophic level?

Accepted Answer

A) grass: coyote: bird: grasshopper 
B) coyote: bird: grasshopper: grass 
C) bird: grasshopper: grass: coyote 
D) grass: grasshopper: bird: coyote 
E) none of these 
A) grass: coyote: bird: grasshopper 
B) coyote: bird: grasshopper: grass 
C) bird: grasshopper: grass: coyote 
D) grass: grasshopper: bird: coyote 
E) none of these D

Question 3

The most complex food webs tend to have many __________ species.

Accepted Answer

A) producer 
B) decomposer 
C) herbivorous 
D) omnivorous 
E) consumer 
A) producer 
B) decomposer 
C) herbivorous 
D) omnivorous 
E) consumer C

Question 4

Questions refer to the figure above illustrating a tallgrass prairie food chain.
  
-An organism at the second trophic level 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 5

The concept of an ecosystem differs from that of a community in that, unlike the community, the ecosystem includes the

Accepted Answer

A) producers. 
B) decomposers. 
C) physical environmental factors. 
D) animals as well as the plants. 
E) parasites. 
A) producers. 
B) decomposers. 
C) physical environmental factors. 
D) animals as well as the plants. 
E) parasites.

Question 6

Which of the following is NOT true of ecosystems?

Accepted Answer

A) Although they may include many different species, many features of ecosystem structure and function are alike. 
B) Autotrophs secure energy and nutrients that are then used by heterotrophs. 
C) Energy cycles and minerals flow through ecosystems. 
D) Many different food chains are represented in most ecosystems. 
E) Ecosystems are characterized by relatively few trophic levels. 
A) Although they may include many different species, many features of ecosystem structure and function are alike. 
B) Autotrophs secure energy and nutrients that are then used by heterotrophs. 
C) Energy cycles and minerals flow through ecosystems. 
D) Many different food chains are represented in most ecosystems. 
E) Ecosystems are characterized by relatively few trophic levels.

Question 7

Questions refer to the figure above illustrating a tallgrass prairie food chain.
  
-The top 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 8

If the __________ in an ecosystem die, wastes will accumulate, and most nutrients will stop cycling.

Accepted Answer

A) plants and animals 
B) bacteria and fungi 
C) roundworms and earthworms 
D) phytoplankton and zooplankton 
E) algae and lichens 
A) plants and animals 
B) bacteria and fungi 
C) roundworms and earthworms 
D) phytoplankton and zooplankton 
E) algae and lichens

Question 9

Louisiana has lost an area the size of __________ to the sea since the 1940s.

Accepted Answer

A) Connecticut 
B) New Jersey 
C) Rhode Island 
D) Maryland 
E) New York 
A) Connecticut 
B) New Jersey 
C) Rhode Island 
D) Maryland 
E) New York

Question 10

Nutrient recycling in an ecosystem begins with the

Accepted Answer

A) producers. 
B) lower level consumers. 
C) upper level consumers. 
D) decomposers. 
E) detritivores. 
A) producers. 
B) lower level consumers. 
C) upper level consumers. 
D) decomposers. 
E) detritivores.

Question 11

The primary consumers in natural communities are

Accepted Answer

A) herbivores. 
B) carnivores. 
C) scavengers. 
D) decomposers. 
E) all of these. 
A) herbivores. 
B) carnivores. 
C) scavengers. 
D) decomposers. 
E) all of these.

Question 12

The primary consumer is

Accepted Answer

A) the second link in a food chain. 
B) an herbivore. 
C) an animal. 
D) eaten by a carnivore. 
E) all of these. 
A) the second link in a food chain. 
B) an herbivore. 
C) an animal. 
D) eaten by a carnivore. 
E) all of these.

Question 13

Detritivores are

Accepted Answer

A) bacteria. 
B) plants. 
C) fungi. 
D) animals. 
E) both bacteria and fungi. 
A) bacteria. 
B) plants. 
C) fungi. 
D) animals. 
E) both bacteria and fungi.

Question 14

Which of the following is NOT dependent on the others as a source of food?

Accepted Answer

A) carnivores 
B) herbivores 
C) producers 
D) detritivores 
E) decomposers 
A) carnivores 
B) herbivores 
C) producers 
D) detritivores 
E) decomposers

Question 15

Decomposers recycle materials at __________ trophic level(s).

Accepted Answer

A) the first 
B) the second 
C) the third 
D) the fourth 
E) any of these 
A) the first 
B) the second 
C) the third 
D) the fourth 
E) any of these

Question 16

Which of the following represents energy flow in a grazing food web?

Accepted Answer

A) producers >>> detritivores >>> decomposers 
B) producers >>> decomposers >>> detritivores 
C) producers >>> herbivores >>> decomposers >>> carnivores 
D) producers >>> herbivores >>> carnivores >>> decomposers 
E) producers >>> herbivores >>> detritivores >>> carnivores 
A) producers >>> detritivores >>> decomposers 
B) producers >>> decomposers >>> detritivores 
C) producers >>> herbivores >>> decomposers >>> carnivores 
D) producers >>> herbivores >>> carnivores >>> decomposers 
E) producers >>> herbivores >>> detritivores >>> carnivores

Question 17

Food chains in the ocean depths tend to be long because these habitats have

Accepted Answer

A) an abundance of producers. 
B) stable environmental conditions. 
C) a variety of energy sources. 
D) an abundance of decomposers. 
E) small numbers of predators. 
A) an abundance of producers. 
B) stable environmental conditions. 
C) a variety of energy sources. 
D) an abundance of decomposers. 
E) small numbers of predators.

Question 18

Which of the following is a primary consumer?

Accepted Answer

A) cow 
B) dog 
C) hawk 
D) fox 
E) snake 
A) cow 
B) dog 
C) hawk 
D) fox 
E) snake

Question 19

Questions refer to the figure above illustrating a tallgrass prairie food chain.
  
-An herbivore 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 20

Primary carnivores are

Accepted Answer

A) primary consumers. 
B) secondary consumers. 
C) tertiary consumers. 
D) primary producers. 
E) secondary producers. 
A) primary consumers. 
B) secondary consumers. 
C) tertiary consumers. 
D) primary producers. 
E) secondary producers.

Exam 47: Ecosystems

Questions refer to the figure above illustrating a tallgrass prairie food chain. -The most amount of energy is available to

Which of the following are in order from primary producer to 4th trophic level?

The most complex food webs tend to have many __________ species.

Questions refer to the figure above illustrating a tallgrass prairie food chain. -An organism at the second trophic level is indicated by

The concept of an ecosystem differs from that of a community in that, unlike the community, the ecosystem includes the

Which of the following is NOT true of ecosystems?

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

If the __________ in an ecosystem die, wastes will accumulate, and most nutrients will stop cycling.

Louisiana has lost an area the size of __________ to the sea since the 1940s.

Nutrient recycling in an ecosystem begins with the

The primary consumers in natural communities are

The primary consumer is

Detritivores are

Which of the following is NOT dependent on the others as a source of food?

Decomposers recycle materials at __________ trophic level(s).

Which of the following represents energy flow in a grazing food web?

Food chains in the ocean depths tend to be long because these habitats have

Which of the following is a primary consumer?

Questions refer to the figure above illustrating a tallgrass prairie food chain. -An herbivore is indicated by

Primary carnivores are

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

Which of the following are in order from primary producer to 4^th trophic level?