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