Biology 6 - General Biology I » Fall 2021 » 1.5 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.
ask the question clearly
B.
interpret results
C.
conduct experiment
D.
formulate the hypothesis
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.
whether cell phone is used or not
B.
incidence of brain tumor
C.
number of persons in the groups
D.
time it takes for brain tumor to occur
Question #4
Which is the experimental group?
A.
Group of persons using cell phones
B.
Group of persons not 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 not using cell phones
C.
Group of persons who did not develop brain tumor
D.
Group of persons using cell phones
Question #6
Which is the dependent variable?
A.
incidence of brain tumor
B.
whether cell phone is used or not
C.
number of persons in the group
D.
time it takes for brain tumor to occur
Question #7
To be a useful scientific hypothesis, which characteristics are most essential?
A.
precise & accurate
B.
true & practical
C.
testable & can be shown to be false
D.
simple & easy to measure
Question #8
When experimental results do not match the predictions,
A.
repeat the experiment
B.
throw a tantrum
C.
support the hypothesis
D.
reject the hypothesis
Question #9
Which variable is being measured or observed while conducting the experiment?
A.
independent variable
B.
dependent variable
Question #10
Which type of evidence is most reliable?
A.
observational/comparative analysis
B.
results from a controlled experiment
C.
anecdotal testimony from a celebrity
D.
epidemiological data
Question #11
Which is true about life?
A.
Plants are not alive because they don't move.
B.
Animals are the only living organism because they can breath and move.
C.
Bacteria are not considered alive because they are extremely small.
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.
FALSE
B.
TRUE
Question #13
Which level in the organization of life is formed when molecular complexes and organelles combine together in an orderly manner?
A.
molecule
B.
population
C.
cell
D.
atom
Question #14
Life forms are "creatures of habit" which tend to resist change imposed on them by environment.
A.
FALSE
B.
TRUE
Question #15
Each kind of life form exhibits life-defining characteristic to ensure its _________________________________?
A.
superiority over all other beings
B.
continued existence on earth
C.
designated role in our ecosystem is fulfilled
Question #16
Which is NOT a trait associated with life?
A.
extremely orderly
B.
use energy
C.
reproduce
D.
self-regulate
E.
sealed off from environment
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