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