Chapter 1

Which of the following is NOT a characteristic of all living things?

• All organisms grow, develop, and reproduce.

• All organisms respond to their environment.

• All organisms are composed of cells.

• All organisms are able to breathe.

What does biology mean?

• the study of forces

• the study of energy

• the study of life

• the study of molecules

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The scientific method begins with

• testing a hypothesis

• observations

• creating experiments

• drawing conclusions

A proposed explanation for an observation is

• a hypothesis

• an experiment

• a theory

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Controlled variables in a controlled experiment are

• changed each time the experiment is run

• keep constant each time the experiment is run

• not needed for accurate data

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With enough experimental or observational data to support a hypothesis, the hypothesis becomes a (an)

• fact

• law

• theory

• belief

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Which of the following is NOT a characteristic of all living things?

• growth and development

• ability to swim

• respond to the environment

• ability to reproduce

How many variables should be manipulated in a correct scientific experiment?

• 0
• 1
• 2
• 3

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This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?

• quantitative
• qualitative

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