Biology 6 - General Biology I » Spring 2021 » Review Quiz on Life and Science
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Question #1
In the scientific method, which step follows the making of logical predictions based on the hypothesis?
A.
conduct experiment
B.
formulate the hypothesis
C.
ask the question clearly
D.
interpret results
Question #2
A scientific theory is an initial guess formulated by scientists to initiate an investigation.
A.
TRUE
B.
FALSE
Question #3
An experiment was designed to test the effects of cell phone use on the incidence of brain tumor. Two similar sized groups of randomly chosen persons were chosen. One group was asked to use cell phones and the other group was not allowed to use cell phones. Brain tumor incidence was monitored. In the experiment above, which is the independent variable?
A.
number of persons in the groups
B.
incidence of brain tumor
C.
whether cell phone is used or not
D.
time it takes for brain tumor to occur
Question #4
Which is the experimental group?
A.
Group of persons not using cell phones
B.
Group of persons using cell phones
C.
Group of persons who develop brain tumor
D.
Group of persons monitoring the incidence of brain tumor
Question #5
Which is the control group?
A.
Group of persons who develop brain tumor
B.
Group of persons who did not develop brain tumor
C.
Group of persons not using cell phones
D.
Group of persons using cell phones
Question #6
Which is the dependent variable?
A.
incidence of brain tumor
B.
number of persons in the group
C.
whether cell phone is used or not
D.
time it takes for brain tumor to occur
Question #7
To be a useful scientific hypothesis, which characteristics are most essential?
A.
true & practical
B.
precise & accurate
C.
simple & easy to measure
D.
testable & can be shown to be false
Question #8
When experimental results do not match the predictions,
A.
repeat the experiment
B.
reject the hypothesis
C.
throw a tantrum
D.
support the hypothesis
Question #9
Which variable is being measured or observed while conducting the experiment?
A.
B.
dependent variable
C.
independent variable
Question #10
Which type of evidence is most reliable?
A.
observational/comparative analysis
B.
epidemiological data
C.
anecdotal testimony from a celebrity
D.
results from a controlled experiment
Question #11
Which is true about life?
A.
Plants are not alive because they don't move.
B.
Bacteria are not considered alive because they are extremely small.
C.
Animals are the only living organism because they can breath and move.
D.
Animals, Plants, and bacteria are all alive.
Question #12
Living forms, being extremely orderly systems, are natural exceptions to the second law of energy (law of entropy).
A.
TRUE
B.
FALSE
Question #13
Which level in the organization of life is formed when molecular complexes and organelles combine together in an orderly manner?
A.
atom
B.
cell
C.
molecule
D.
population
Question #14
Life forms are "creatures of habit" which tend to resist change imposed on them by environment.
A.
TRUE
B.
FALSE
Question #15
Each kind of life form exhibits life-defining characteristic to ensure its _________________________________?
A.
continued existence on earth
B.
superiority over all other beings
C.
designated role in our ecosystem is fulfilled
Question #16
Which is NOT a trait associated with life?
A.
use energy
B.
extremely orderly
C.
self-regulate
D.
sealed off from environment
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