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Science & Life
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Biology Basics
Flashcards
16 cards
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Practice quiz
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Questions
16
Answers
1
Measurements made while observing a plant grow 3 cm over a two-week period are called
data.
variables.
inferences.
hypotheses.
2
Which big idea in biology is MOST concerned with DNA?
matter and energy
cellular basis of life
information and heredity
interdependence in nature
3
During a controlled experiment, a scientist isolates and tests
a conclusion
a single variable
a mass of information
a control group
4
Biologists who work in the fields of genomics and molecular biology study
the biosphere.
DNA.
diseases.
trees.
5
How do scientific theories compare to hypotheses?
Theories unify a broadrange of observations and hypotheses
Hypotheses combine ideas ofmany theories to explain events
Theories are the same ashypotheses.
Hypotheses are the dominantview among scientists
6
What does a reviewer do during peer-review?
Change data to support results.
Repeat the experiments in the article.
Check for mistakes and bias.
Focus on mistakes in spelling.
7
The basic unit of length inthe metric system is the
meter.
liter.
gram.
yard.
8
During a controlled experiment, a scientist isolates and tests
a mass of information.
a conclusion.
a control group.
a single variable.
9
Who reviews articles for peer-reviewed journals?
people who paid for theexperiments
the scientists who did theexperiments
anonymous andindependent experts
friends of the scientistswho wrote the articles
10
Science is best described as a
way of knowing.
body of information.
list of rules.
collection of beliefs.
11
Which of the following is NOT a characteristicof all living things?
growth and development.
ability to move.
ability to reproduce.
response to the environment.
12
A personalpreference or point of view is
a hypothesis.
a bias.
an inference.
a theory.
13
Science differs from other disciplines, such as history and the arts, because science relies on
testing explanations.
facts.
theories.
observations.
14
What are the smallest objects that biologists study?
body organs
molecules
organisms
cells
15
How many meters are in 2.4 km?
240,000
240
2400
24,000
16
A well-tested explanation that explains a lot of observations is
a hypothesis.
a controlled experiment.
a theory.
an inference.
