a scientific idea is well-tested & can make predictions in numerous new situations, but cannot explain 1 part. event

This idea is a theory that may need revision.

Who reviews articles for peer-reviewed journals?

anonymous and independent experts

A scientific hypothesis

can be tested by experiments or observations.

which two central themes in biology would help a student understand why animals come in different shapes and sizes?

structure and function; unity and diversity of life

Scientists will never know for sure why dinosaurs became extinct. Therefore, scientists should

continue to learn as much as they can about dinosaur extinction.

Would a scientist who studies evolution also have to learn about other branches of biology? Why or why not?

Yes; the different branches of biology are interrelated.

How does sharing ideas through peer-reviewed articles help advance science?

Scientists reading the articles may come up with new questions to study.

Figure 1–1 illustrates which characteristic of living things?

Living things need material and energy.

Which of the following is a question that can be answered by science?

How does DNA influence a person’s health?

How does studying science help you be a better member of society?

Understanding how science works will help you make better decisions.

Which characteristic of living things best explains why some North American birds fly south for the winter?

Living things respond to their environment.

Which of the following is NOT a goal of science?

to establish a collection of unchanging truths

a scientist must choose to pub a report in a newspaper or in a peerreviewed journal What is a benefit of pub in the jour

The quality of the report will meet high scientific standards.

Scientists often try to repeat each other’s results. What should a scientist do to make it easier to replicate

Use the metric system when communicating procedures and results.

How do scientific theories compare to hypotheses?

Theories unify a broad range of observations and hypotheses.

Which of the following is NOT a way that science influences society?

Science gives society answers to difficult ethical issues.

Why is creativity considered a scientific attitude?

Creativity helps scientists come up with different experiments.

a scientist publishes a paper, someone finds the paper’s hypothesis incorrect. The scientist studies the new evid.

showing an attitude of open-mindedness

How does society help science advance?

Society raises questions that science can help answer.

A scientist proposes a hypothesis about how a newly discovered virus affects humans. Other virus researchers would

design new experiments to test the proposed hypothesis.

Cells in multi organisms have many different sizes & shapes. These differences in cells is called cell specialization.

Cell specialization allows cells to perform different functions

studbud

Biology Chap. 1

43 termsStudBud Administration864 plays

Select the best answer that completes the question

Flashcards43 cardsFPractice quizPHost liveL

Questions 43

Answers

1
a scientific idea is well-tested & can make predictions in numerous new situations, but cannot explain 1 part. event
This idea is a hypothesis that is incorrect.
This idea is a hypothesis that must be retested.
This idea is theory that should be discarded.
This idea is a theory that may need revision.
2
A theory
is the opening statement of an experiment.
may be revised or replaced.
is a problem to be solved.
is always true.
3
During a controlled experiment, a scientist isolates and tests
a control group.
a single variable.
a conclusion.
a mass of information.
4
Who reviews articles for peer-reviewed journals?
friends of the scientists who wrote the articles
the scientists who did the experiments
people who paid for the experiments
anonymous and independent experts
5
Biologists who work in the fields of genomics and molecular biology study
the biosphere
DNA
diseases
trees
6
A scientific hypothesis
does not have to be tested to be accepted as correct.
can be based on personal beliefs or opinions.
can be tested by experiments or observations.
is a proven fact with much evidence to support it.
7
The work of scientists usually begins with
drawing conclusions.
testing a hypothesis.
creating experiments.
careful observations.
8
which two central themes in biology would help a student understand why animals come in different shapes and sizes?
structure and function; unity and diversity of life
cellular basis for life; homeostasis
matter and energy; homeostasis
science as a way of knowing; interdependence of nature
9
Which kind of biologist would most likely use satellite technology?
global ecologist
biotechnologist
molecular biologist
paleontologist
10
Scientists will never know for sure why dinosaurs became extinct. Therefore, scientists should
work to raise live dinosaurs to study.
accept the current theory about dinosaur extinction as the best theory.
continue to learn as much as they can about dinosaur extinction.
stop studying dinosaurs and study only living animals.
11
Using a universal system of measurement is MOST important during which part of scientific methodology?
collecting data
asking questions
drawing conclusions
forming a hypothesis
12
tree finches and ground finches are descended from a common ancestor. This ex. represents which big idea in biology
homeostasis
growth, development, and reproduction
evolution
interdependence in nature
13
Would a scientist who studies evolution also have to learn about other branches of biology? Why or why not?
No; the other branches of biology do not affect evolution.
Yes; the other branches of biology are more important.
Yes; the different branches of biology are interrelated.
No; each branch of biology is separate from the others.
14
How does sharing ideas through peer-reviewed articles help advance science?
Experiments in peer-reviewed articles do not need to be repeated.
Ideas in the articles always support and strengthen dominant theories.
Scientists reading the articles may come up with new questions to study.
Peer-reviewed artic are pub when ideas have been accepted by most scient
15
A paleontologist would likely be most interested in finding
a universal Tree of Life.
weather patterns that affect life on Earth.
genetic codes to rewrite.
weapons for an evolutionary arms race with disease-causing organisms.
16
Figure 1–1 illustrates which characteristic of living things?
Living things grow and develop
Living things reproduce.
Living things are made up of cells.
Living things need material and energy.
17
Science differs from other disciplines, such as history and the arts, because science relies on
facts.
testing explanations.
observations.
theories.
18
A well-tested explanation that explains a lot of observations is
a controlled experiment.
an inference.
a theory.
a hypothesis.
19
A personal preference or point of view is
an inference.
a hypothesis.
a theory.
a bias.
20
What does a reviewer do during peer-review?
Focus on mistakes in spelling.
Repeat the experiments in the article.
Check for mistakes and bias.
Change data to support results.
21
Which of the following is a question that can be answered by science?
What is beauty?
Is it ethical to do experiments on animals?
How does DNA influence a person’s health?
Do people watch too much television?
22
A student sees a bee on a flower. The student wonders how the bee finds flowers. What is the Scientific attitude
open-mindedness.
creativity.
skepticism.
curiosity.
23
Based on your observations, you suggest that the presence of water could accelerate the growth of bread mold. This is
a hypothesis.
an experiment.
a conclusion.
an analysis.
24
Information gathered from observing a plant grow 3 cm over a two-week period is called
variables.
hypotheses.
inferences.
data.
25
How does studying science help you be a better member of society?
Understanding how science works will help you make better decisions.
Learning the biases of science will help you know what is right or wrong.
Knowing science will help you live without the aid of technology.
Memorizing science facts will help you become more intelligent.
26
A scientist working in which area of biology is MOST likely to study DNA?
matter and energy
interdependence in nature
cellular basis of life
information and heredity
27
The process by which organisms keep everything inside their bodies within certain limits is called
homeostasis.
metabolism.
evolution.
photosynthesis.
28
What are the smallest objects that biologists study?
cells
body organs
molecules
organisms
29
Which of the following is NOT a characteristic of all living things?
growth and development
ability to move
response to the environment
ability to reproduce
30
Which characteristic of living things best explains why some North American birds fly south for the winter?
Living things are made up of units called cells.
Living things are based on a universal genetic code.
Living things respond to their environment.
Living things maintain internal balance.
31
Which of the following is NOT a goal of science?
to explain events in the natural world
to establish a collection of unchanging truths
to investigate and understand the natural world
to use derived explanations to make useful predictions
32
How many meters are in 2.4 km?
240
240,000
24,000
2,400
33
a scientist must choose to pub a report in a newspaper or in a peerreviewed journal What is a benefit of pub in the jour
The reviewers will fix mistakes in the report’s experiment.
The quality of the report will meet high scientific standards.
The report will be published more quickly in the journal.
Other scientists will know that everything in the report is true.
34
Scientists often try to repeat each other’s results. What should a scientist do to make it easier to replicate
Use the metric system when communicating procedures and results.
Not use a control to save time.
Skip peer-review so the results are available sooner.
Collect only one set of data.
35
The basic unit of length in the metric system is the
meter.
yard.
liter.
gram.
36
How do scientific theories compare to hypotheses?
Hypotheses are the dominant view among scientists.
Hypotheses combine the ideas of several theories to explain events.
Theories are the same as hypotheses.
Theories unify a broad range of observations and hypotheses.
37
Which of the following is NOT a way that science influences society?
Science gives society answers to difficult ethical issues.
Science increases society’s understanding of how people affect the enviro
Science provides answers to some of society’s practical problems.
Science advances technology that is useful to society.
38
Why is creativity considered a scientific attitude?
Scientists need creativity to make good posters to explain their ideas.
Creativity helps scientists come up with different experiments.
Scientists who are creative are better at handling and training animals.
Creative scientists imagine the results of experiments without doing them
39
a scientist publishes a paper, someone finds the paper’s hypothesis incorrect. The scientist studies the new evid.
showing an attitude of curiosity
showing an attitude of skepticism
showing an attitude of creativity
showing an attitude of open-mindedness
40
Science is best described as a
list of rules.
collection of beliefs.
set of facts.
way of knowing.
41
How does society help science advance?
Society produces technology that can be used in science.
Society raises questions that science can help answer.
Society’s morals help scientists make good decisions.
Society’s biases steer scientists toward studying certain ideas.
42
A scientist proposes a hypothesis about how a newly discovered virus affects humans. Other virus researchers would
assume that the hypothesis is true for all viruses.
reject the hypothesis right away.
design new experiments to test the proposed hypothesis.
change the hypothesis to fit their own findings.
43
Cells in multi organisms have many different sizes & shapes. These differences in cells is called cell specialization.
Cell specialization allows cells to perform different functions
Cell specialization allows cells to reproduce
Cell specialization allows cells to be less complex
Cell specialization allows cells to respond to their environment

Biology Chap. 1 Flashcards | StudBud