Ch 1 Practice Test Quizizz Integrated

During an experiment, which factors are observed and measured?

• Dependent Variable

• Independent Variable

• Constants

• Control Group

Biology is defined as

• study of life

• study of science

• study of the environment

• study of galaxies

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NGSS.MS-LS1-1

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Biotechnology has improved

• living things

• medicine

• forensics

• all of the above

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NGSS.MS-LS3-1

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The most common type of microscope is

• transmission electron microscope

• compound light microscope

• reflection electron microscope

• unilateral light microscope

A well tested explanation that explains a lot of observations is

• a controlled experiment

• a theory

• a hypothesis

• an inference

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NGSS.HS-LS4-2

What is the final step in the scientific method?

• Write a conclusion about your results

• Record and analyze the data

• Form a hypothesis

• Research your topic

What is the purpose of the scientific method?

• To solve problems and create experiments

• To research new information

• To practice safety

• To become a scientist

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NGSS.MS-PS2-2

Which is a good example of a hypothesis for the following scientific question, "Does playing violent video games lead to higher blood pressure?"

• Playing violent video games gives people higher blood pressure.

• If you have higher blood pressure, then you play violent video games.

• If you play violent video games you will have higher blood pressure.

• If you play violent video games, then you will have higher blood pressure.

A qualitative observation is ________.

• Describing qualities and characteristics

• A guess you make using an observation

• Numbers and labels

• What is kept the same in an experiment

An electron microscope would be the best choice for viewing

• live bacteria

• human ligaments

• details of a cell structure

• a person's brain activity