Question 1

All members of a species that live in the same area at the same time make up a(an)

Accepted Answer

A)  species.
B)  ecosystem.
C)  community.
D)  population.
E)  biome.F) B) and C)
G) B) and D) D

Question 2

Which of the following pairs is an incorrect pairing of monomer to organic compound?

Accepted Answer

A)  amino acid: carbohydrate
B)  glucose: carbohydrate
C)  nucleotide: DNA
D)  amino acid: protein
E)  hydrocarbon chain: lipidF) B) and D)
G) A) and B)

Question 3

Systems function in cycles and consist of ________ that increase a process or component,and ________ that diminish a process or component.

Accepted Answer

A)  positive feedbacks;negative feedbacks
B)  open systems;closed systems
C)  throughputs;thresholds
D)  positive feedbacks;open systems
E)  balances;imbalancesF) A) and D)
G) D) and E)

Question 4

Potential energy is ________ energy.

Accepted Answer

A)  electrical
B)  motion
C)  stored
D)  heat
E)  latentF) B) and E)
G) C) and D)

Question 5

A biological community consists of all

Accepted Answer

A)  populations living and interacting in an area.
B)  members of a species living in the same area.
C)  living things on Earth.
D)  populations of a given species.
E)  members of a species living in the same biome.F) B) and C)
G) C) and D) A

Question 6

If you were to remove the top predator (a tertiary or secondary consumer) in a food web or food chain

Accepted Answer

A)  there would be an increase in the number of producers.
B)  the producer population will be depleted because there are more primary consumers or herbivores.
C)  another predator would move in and take its place as top predator.
D)  there would be no change in the exchange of energy since predators get very little (only 10%) of the energy from their food source.E) A) and B)
F) C) and D)

Question 7

The process of photosynthesis and cellular respiration are similar in that they both

Accepted Answer

A)  capture energy in the form of sugar.
B)  occur in all living organisms.
C)  temporarily store energy in chemical bonds.
D)  capture energy from the sun.
E)  none of these are correct.F) C) and D)
G) All of the above

Question 8

Water supplies contaminated with algae that produce toxins making the water unfit to drink is a result of the human impact to the

Accepted Answer

A)  hydrologic cycle.
B)  carbon cycle.
C)  nitrogen cycle.
D)  sulfur cycle.E) A) and B)
F) A) and C)

Question 9

In the process of photosynthesis,which component is an organic molecule?

Accepted Answer

A)  glucose
B)  oxygen
C)  carbon dioxide
D)  water
E)  sunlightF) D) and E)
G) A) and B)

Question 10

Producers rely on the process of ________ to release chemical energy and consumers rely on the process of ________ to release chemical energy.

Accepted Answer

A)  cellular respiration;photosynthesis
B)  cellular respiration;cellular respiration
C)  photosynthesis;cellular respiration
D)  photosynthesis;photosynthesis
E)  the sun;the sunF) B) and D)
G) B) and C)

Question 11

Which biogeochemical cycle lacks an atmospheric component?

Accepted Answer

A)  the hydrologic cycle
B)  the carbon cycle
C)  the nitrogen cycle
D)  the phosphorous cycleE) A) and B)
F) C) and D)

Question 12

What implication(s) does the second law of thermodynamics have for biological systems?

Accepted Answer

A)  Systems cannot create energy because energy is neither created nor destroyed.
B)  With each transformation,less available energy is available to do work so older systems have less energy.
C)  A constant supply of energy is necessary for maintenance of biological systems.
D)  Energy is unlimited because it is used and reused by living organisms.
E)  None of these is an implication of the second law of thermodynamics.F) B) and D)
G) B) and E)

Question 13

Photosynthesis is the process of converting ________ into ________ energy.

Accepted Answer

A)  chemical bond energy;kinetic
B)  solar energy;chemical bond
C)  solar energy;kinetic
D)  solar electrical energy;heat
E)  chemical bond energy;potentialF) A) and B)
G) All of the above

Question 14

What implication(s) does the law of conservation of matter have for humans?

Accepted Answer

A)  We cannot create energy because it is neither created nor destroyed.
B)  As matter is recycled it loses some of its integrity so we need to be careful when we dispose of goods.
C)  Natural resources are unlimited because they are used and reused by living organisms.
D)  Disposable goods are not going "away" when we throw them out.
E)  All of these are implications of the law of conservation of matter.F) C) and D)
G) B) and E)

Question 15

An ecosystem consists of

Accepted Answer

A)  a physical environment within which a biological community lives.
B)  the species with which a biological community interacts.
C)  a biological community and its physical environment.
D)  the primary producers within a biological community.
E)  all the species in a biological community.F) A) and D)
G) C) and D)

Question 16

Which biogeochemical cycle does NOT have an atmospheric component?

Accepted Answer

A)  the phosphorus cycle
B)  the hydrologic cycle
C)  the nitrogen cycle
D)  the carbon cycle
E)  the sulfur cycleF) A) and D)
G) All of the above A

Question 17

The burning of fossil fuels is a chemical reaction called combustion.When a fossil fuel is combusted,carbon dioxide and water are released.This is most similar to which reaction?

Accepted Answer

A)  cellular respiration
B)  photosynthesis
C)  transpiration
D)  fixation
E)  leachingF) B) and C)
G) A) and E)

Question 18

Which of the following is not a molecule?

Accepted Answer

A)  O3
B)  O2
C)  C
D)  DNA
E)  H2OF) A) and C)
G) A) and E)

Question 19

Water expands when it crystallizes and freezes.

Accepted Answer

A) True 
 B)False

Question 20

A/An ________ is all forms of a single element that differs in atomic mass.

Accepted Answer

A)  isotope
B)  atom
C)  molecule
D)  elementE) All of the above
F) None of the above

Exam 2: Environmental Systems: Matter,energy,and Life

All members of a species that live in the same area at the same time make up a(an)

Correct AnswerverifiedD

Which of the following pairs is an incorrect pairing of monomer to organic compound?

Correct AnswerverifiedShow Answer

Systems function in cycles and consist of ________ that increase a process or component,and ________ that diminish a process or component.

Correct AnswerverifiedShow Answer

Potential energy is ________ energy.

Correct AnswerverifiedShow Answer

A biological community consists of all

Correct AnswerverifiedA

If you were to remove the top predator (a tertiary or secondary consumer) in a food web or food chain

Correct AnswerverifiedShow Answer

The process of photosynthesis and cellular respiration are similar in that they both

Correct AnswerverifiedShow Answer

Water supplies contaminated with algae that produce toxins making the water unfit to drink is a result of the human impact to the

Correct AnswerverifiedShow Answer

In the process of photosynthesis,which component is an organic molecule?

Correct AnswerverifiedShow Answer

Producers rely on the process of ________ to release chemical energy and consumers rely on the process of ________ to release chemical energy.

Correct AnswerverifiedShow Answer

Which biogeochemical cycle lacks an atmospheric component?

Correct AnswerverifiedShow Answer

What implication(s) does the second law of thermodynamics have for biological systems?

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Photosynthesis is the process of converting ________ into ________ energy.

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What implication(s) does the law of conservation of matter have for humans?

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An ecosystem consists of

Correct AnswerverifiedShow Answer

Which biogeochemical cycle does NOT have an atmospheric component?

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The burning of fossil fuels is a chemical reaction called combustion.When a fossil fuel is combusted,carbon dioxide and water are released.This is most similar to which reaction?

Correct AnswerverifiedShow Answer

Which of the following is not a molecule?

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Water expands when it crystallizes and freezes.

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A/An ________ is all forms of a single element that differs in atomic mass.

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Systems function in cycles and consist of that increase a process or component,and that diminish a process or component.

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A

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Producers rely on the process of to release chemical energy and consumers rely on the process of to release chemical energy.

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Photosynthesis is the process of converting into energy.

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A

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