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Bio Ch.1 Review Flashcards | StudBud

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What is a control group?

What is a manipulated variable?

Bio Ch.1 Review

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Questions 10

Answers

1
What is a manipulated variable?
The variable that is changed.
The variable that is not changed.
A proposed explanation for a set of observations.
What you are measuring or the variable that changes.
2
What is a control group?
The group that doesn't get special treatment?
The group that is experimented upon.
A group of data.
A group of good looking Apollo Eagles.
3
Information gathered from observing a plant grow 3 cm in 2 weeks is called...
data
inferences
variables
hypothesis
4
A theory...
is always true.
is a problem to be solved.
is the opening statement of an experiment.
may be revised or replaced.
5
Hypothesis may arise from...
all of the above.
logical inferences.
prior knowledge.
creative imagination
6
You suggest that plants grow faster when listening to classical music. This is a/an...
experiment
conclusion
analysis
hypothesis
7
What is a responding variable?
The variable that is changed.
What you are measuring or the variable that changes.
A proposed explanation for a set of observations.
The variable that is not changed.
8
A controlled experiment allows scientists to test how many variables?
3
1
2
More than 3
9
Biology is the study of...
land, water, and air on Earth.
the environment.
the living world.
animals and plants only.
10
A well tested explanation that unifies a broad range of observations is a/an
inference
hypothesis
controlled experiment
theory