CH 1 TEST REVIEWMouse Mischief

Being skeptical and being open to change are parts of

homeostasis

control groups

scientific thought

In science, ___________________are truths that are valid everywhere in the universe

universal law

hypotheses

predictions

The system of moral principles and values needed for scientific investigations is called __________________

theories

ethics

observations

Which is a reason to study science?

to help take better care of your health

to be a wise consume

Both (a) and (b)

A wide range of observations is explained by

theory

question

controlled experiment

During an experiment, the group that does not change is the

organism.

control.

heredity.

A specific, testable prediction for a limited set of conditions is a

theory

universal law.

hypothesis.

Each of the following steps is involved in scientific thought except

questioning ideas.

making observations.

evaluating evidence.

preserving bias.

In which aspects of science are ethics involved?

running experiments with humans and other animal

reporting results of controlled experiments

publishing scientific studies

All of the above

All objects in the universe are subject to

scientific skepticism

the law of gravity

the law of indirect observation.

the International System of Units.

In which three areas can studying science aid a nonscientist?

health, consumer issues, and solving community problem

health, consumer issues, and following universal laws

consumer issues, following universal laws, and reinstating conventional wisdom

health, critical thinking, and reinstating conventional wisdom

What is a control group?

a group of people in a scientific study

a group of scientists in charge of conducting an experiment

a group that serves as a standard of comparison in an experiment

a group that receives only an experimental treatment

In a controlled experiment, what do scientists measure?

how many dependent variables they have

how many independent variables they have

how the dependent variables change in response to changes in the independent variable

how the independent variables change in response to changes in the dependent variable

What is the main reason for running a controlled experiment?

to make observations

to test a hypothesis

to formulate new questions

to get information for a study

Which of these could be useful in a microbiology lab?

electron microscopy

sterile technique

Both (a) and (b)

Neither (a) nor (b)

Which of the following is true about theories and hypotheses?

A hypothesis is highly tested, but a theory is not testable.

A hypothesis is a general explanation, but a theory is a specific prediction.

One hypothesis can lead to many theories

Several related hypotheses can be incorporated into a theory

Which list includes four recommended things you need to stay safe when doing science research out in the field?

sunscreen, proper safety equipment, focused attention, and body awareness

sunscreen, focused attention, body awareness, and emergency money

proper safety equipment, field guides, focused attention, and sunscreen

field guides, focused attention, body awareness, and emergency money

Which branches of biology focus on the study of plants and of animals?

botany and ecology

botany and zoology

zoology and genetics

genetics and evolutionary theory

Which list includes four of the seven properties of living things?

cellular organization, biochemical organization, reproduction, and evolution

reproduction, heredity, evolution, and growth

heredity, growth, homeostasis, and responsiveness

homeostasis, metabolism, reproduction, and evolution

In which situation are scientists most likely to collect data remotely

when their computers are down

when they are studying organisms in the fossil record

when they are on vacation

when they are studying organisms that migrate

A scientist is investigating a new treatment for a disease that affects thousands of people. Many people with this disease volunteer to be part of the study. Which of

the following is an ethical concern that the scientist must address before conducting the study?The scientist must ensure that the

treatment will be effective.The scientist must ensure that the

study’s results will not be shared with

other scientistsThe scientist must inform the volunteers about the potential dangers of participating in the study.The scientist must demonstrate

the treatment on him or herself.

Which of the following is an example of scientific skepticism?

A scientist investigates how a universal law

affects many fields of studyA scientist falsely claims to have discovered a cure for diabetes.

A scientist conducts an experiment that supports the conclusions of another scientist.

A scientist questions another scientist’s conclusions and develops an experiment to test an alternative hypothesis.