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Question 1Correct 2.00 points out of 2.00Flag quesshowing page 1-6 out of 6

Queson 1
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Which sequence of classificaon categories is in the proper order from least to most inclusive?
Select one:
a. genus, class, kingdom, domain, order, phylum, species, family
b. domain, class, genus, family, species, order, phylum, kingdom
c. species, genus, family, order, class, phylum, kingdom, domain
d. genus, species, order, class, family, kingdom, domain, phylum
e. species, genus, family, class, order, phylum, kingdom,
domain Feedback
The correct answer is: species, genus, family, order, class, phylum, kingdom, domain
Queson 2
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Which classificaon category includes the most species?
Select one:
a. family
b. genus
c. class
d. phylum
e. kingdom
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The correct answer is:
kingdom Queson 3
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The three major domains of life
are Select one:
a. plants, animals, and prosts.
b. bacteria, fungi, and eukaryotes.
c. eukaryotes, prokaryotes, and animals.
d. archaea, bacteria, and eukaryotes.
e. eukaryotes, prokaryotes, and
fungi. Feedback
The correct answer is: archaea, bacteria, and eukaryotes.
Queson 4
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Suggested evidence of natural selecon at work in humans is the observaon of
Select one:
a. low hemoglobin levels despite high elevaon in Tibetan populaons over generaons
b. increase in hemoglobin level when the average person travels from low to high elevaon
c. an increase in body fat in preparaon for winter months at high elevaon
d. increase in muscle mass from extensive weight training over several months
e. mountaineers using oxygen tanks when climbing at high
altude Feedback
The correct answer is: low hemoglobin levels despite high elevaon in Tibetan populaons over
generaons
Queson 5
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A physician specializes in surgery involving the following group of organs: mouth, esophagus, stomach,
and intesnes. Overall, what is the highest level of organizaon that this physician is specialized in?
Select one:
a. cell
b. ssue
c. organ
d. organ system
e. organism
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The correct answer is: organ
system Queson 6
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Which sequence correctly lists the different levels of biological organizaon, from the smallest and
simplest to the largest and most complex?
Select one:
a. cells-organs-ssues-organ systems-organism
b. cells-ssues-organ systems-organs-organism
c. ssues-cells-organs-organ systems-organism
d. ssues-organs-organ systems-organism-cells
e. cells-ssues-organs-organ systems-organism
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The correct answer is: cells-ssues-organs-organ systems-organism
Queson 7
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When comparing energy and chemicals in an
ecosystem, Select one:
a. both chemicals and energy cycle over and over again.
b. chemicals cycle over and over again but energy flows through once.
c. both chemicals and energy flow through once.
d. energy cycles over and over again but chemicals flow through once.
e. neither cycle nor flow but both are simply
present. Feedback
The correct answer is: chemicals cycle over and over again but energy flows through once.
Queson 8
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All the organisms of various species living within a given area constute a(n)
Select one:
a. biosphere.
b. ecosystem.
c. populaon.
d. domain.
e. community.
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The correct answer is:
community. Queson 9
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The layer where organisms can exist on the surface of the earth is the
Select one:
a. biosphere.
b. ecosystem.
c. populaon.
d. homeostasis.
e. community
. Feedback
The correct answer is:
biosphere.
Queson 10
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An ecosystem generally requires solar energy, nutrients, decomposers, consumers and
.
Select one:
a. conformers
b. decontaminators
c. directors
d. producers
e. concentrator
s Feedback
The correct answer is: producers