,CHAPTER 1 v
TRUE/FALSE - Write 'T' if the statement is true and 'F' if the statement is false.
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1) Members of the same species share many morevcharacteristics compared to those sharedb y
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members of the same kingdom.
br br br br
⊚ true
⊚ false
2) Viruses are not classified in any of Whittaker's fivevkingdoms.
br b r br br br br br br
⊚ true
⊚ false
3) Members of the kingdom Fungi are photosynthetic.
br br br br br br
⊚ true
⊚ false
4) A scientist studying helminths is working with bacteria.
br br br br br br br
⊚ true
⊚ false
5) The fossil record has established that prokaryotes existed on Earth for approximately twob illi
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onvyears before eukaryotes evolved.
br br br
⊚ true
⊚ false
6) It has been over 25 years since a new infectious disease has emerged in the world.
br br br br br br br br br br br br br br br
⊚ true
⊚ false
7) The term sterile means free of all life-forms.
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Version 1
br 1
, ⊚ true
⊚ false
8) All microorganisms are parasites.
br br br
⊚ true
⊚ false
9) During a scientific experiment, the control group is used to directly test or measure thec ons
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equences of a variable in the study.
br br br br br br
⊚ true
⊚ false
10) The scientific method involves formulatingva tentative explanation, called the hypothesis,t o
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account for what has been observed or measured.
br br br br br br br
⊚ true
⊚ false
11) Once an organism is assigned to a particular taxonomic hierarchy, it is permanent andc an
br br br br br br br br br br br br br br
not be revised.
br br
⊚ true
⊚ false
12) When the results of an experiment support a hypothesis, the hypothesis can now bec on
br br br br br br br br br br br br br br
sidered a theory.
br br
⊚ true
⊚ false
13) The names of the threevproposed domains are: Bacteria, Protista, Eukarya.
br br br br br br br br br
⊚ true
⊚ false
Version 1 br 2
, 14) One distinguishing characteristic of archaeais thatvthey live in extreme environments.
br br br br br br br br br
⊚ true
⊚ false
15) Some microorganisms can photosynthesize, but their overall contribution to Earth'sa t
br br br br br br br br br br
mospheric oxygen is very small in comparison to plantvphotosynthesis.
br br br br br br br br
⊚ true
⊚ false
16) Any microorganism on or in the human body is considered a pathogen.
br br br br br br br br br br br
⊚ true
⊚ false
17) Theories are supported by more evidence than hypotheses.
br br br br br br br
⊚ true
⊚ false
MULTIPLE CHOICE - br br
Choose the one alternativevthatvbest completes the statement oranswers the question.
br br br br br br br br br
18) Disease-causing microorganisms are called br br br
A) decomposers.
B) prokaryotes.
C) pathogens.
D) eukaryotes.
E) fermenters.
19) The microorganisms that recycle nutrients by breaking down dead matter and wastes arec all
br br br br br br br br br br br br br
ed
Version 1
br 3
TRUE/FALSE - Write 'T' if the statement is true and 'F' if the statement is false.
br br br br br br br br br br br br br br br
1) Members of the same species share many morevcharacteristics compared to those sharedb y
br br br br br br br br br br br br br
members of the same kingdom.
br br br br
⊚ true
⊚ false
2) Viruses are not classified in any of Whittaker's fivevkingdoms.
br b r br br br br br br
⊚ true
⊚ false
3) Members of the kingdom Fungi are photosynthetic.
br br br br br br
⊚ true
⊚ false
4) A scientist studying helminths is working with bacteria.
br br br br br br br
⊚ true
⊚ false
5) The fossil record has established that prokaryotes existed on Earth for approximately twob illi
br br br br br br br br br br br br br
onvyears before eukaryotes evolved.
br br br
⊚ true
⊚ false
6) It has been over 25 years since a new infectious disease has emerged in the world.
br br br br br br br br br br br br br br br
⊚ true
⊚ false
7) The term sterile means free of all life-forms.
br br br br br br br
Version 1
br 1
, ⊚ true
⊚ false
8) All microorganisms are parasites.
br br br
⊚ true
⊚ false
9) During a scientific experiment, the control group is used to directly test or measure thec ons
br br br br br br br br br br br br br br br
equences of a variable in the study.
br br br br br br
⊚ true
⊚ false
10) The scientific method involves formulatingva tentative explanation, called the hypothesis,t o
br br br br br br br br br br br
account for what has been observed or measured.
br br br br br br br
⊚ true
⊚ false
11) Once an organism is assigned to a particular taxonomic hierarchy, it is permanent andc an
br br br br br br br br br br br br br br
not be revised.
br br
⊚ true
⊚ false
12) When the results of an experiment support a hypothesis, the hypothesis can now bec on
br br br br br br br br br br br br br br
sidered a theory.
br br
⊚ true
⊚ false
13) The names of the threevproposed domains are: Bacteria, Protista, Eukarya.
br br br br br br br br br
⊚ true
⊚ false
Version 1 br 2
, 14) One distinguishing characteristic of archaeais thatvthey live in extreme environments.
br br br br br br br br br
⊚ true
⊚ false
15) Some microorganisms can photosynthesize, but their overall contribution to Earth'sa t
br br br br br br br br br br
mospheric oxygen is very small in comparison to plantvphotosynthesis.
br br br br br br br br
⊚ true
⊚ false
16) Any microorganism on or in the human body is considered a pathogen.
br br br br br br br br br br br
⊚ true
⊚ false
17) Theories are supported by more evidence than hypotheses.
br br br br br br br
⊚ true
⊚ false
MULTIPLE CHOICE - br br
Choose the one alternativevthatvbest completes the statement oranswers the question.
br br br br br br br br br
18) Disease-causing microorganisms are called br br br
A) decomposers.
B) prokaryotes.
C) pathogens.
D) eukaryotes.
E) fermenters.
19) The microorganisms that recycle nutrients by breaking down dead matter and wastes arec all
br br br br br br br br br br br br br
ed
Version 1
br 3
