Chapter 1: The Science of Biology

Which of the following distinguished a theory from a hypothesis?

• A theory is much more speculative than a hypothesis

• A hypothesis can be tested by experiment, but a theory cannot

• A hypothesis can be shown to be wrong, but a theory cannot

• A theory explains far more phenomena than a hypothesis

Which part of the experiment is not changed by the Scientist?

• Independent Variable

• Inference

• Constant

• Hypothesis

A hypothesis...

• is generated using prior knowledge

• must be tested through a controlled experiment

• is always the result of scientific collaboration.

• can never be used to support a theory

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Which variable does a scientist change?

• Dependent Variable

• Independent Variable

• Controlled Variable

• Constant

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Information gathered from observing a plant grow 3 cm over a two-week period is called?

• Inferences

• Variables

• Hypotheses

• Data

Based on your observations, you suggest that the presence of water could accelerate the growth of bread bold. This is

• a conclusion

• an inference

• an experiment

• an analysis

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NGSS.MS-LS1-5

Which part of the experiment that does change because of the independent variable. It is also measured.

• Dependent Variable

• Independent Variable

• Controlled Variable

• Constant

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NGSS.MS-PS1-2

Controls are not tested and are used as

• samples

• qualitative data

• variables

• comparisons

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Data can be any of the following except.

• Quantitative

• Organizes into charts, tables or graphs

• Made up to support the experiment succeed.

• Qualitative

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Which characteristic of living things support that all organisms maintain homeostasis?

• Living things respond to their environment

• Living things maintain a stable internal environment

• Living things are made up of cells

• Living things are based on a universal genetic code