Bio Basics Review

Fill in the blank: _______ is an objective, verifiable observation.

• Fact

• Opinion

• Assumption

• Belief

Fill in the blank: _______ is a statement based on repeated experimental observation that describes an aspect of the world.

• Principle

• Hypothesis

• Assumption

• Prediction

Fill in the blank: _______ is a broad concept or principle that describes how something occurs in nature.

• Law

• Theory

• Hypothesis

• Experiment

Fill in the blank: _______ is an explanation of an observed phenomenon based on research.

• Theory

• Hypothesis

• Observation

• Experiment

Fill in the blank: _______ describes qualities using the senses.

• Qualitative

• Quantitative

• Hypothetical

• Numerical

Fill in the blank: _______ uses numbers and measurements to quantify something.

• Quantitative

• Qualitative

• Descriptive

• Subjective

What is deliberately changed or manipulated in an investigation is called the _________?

• independent variable

• dependent variable

• control group

• constant

What changes in response to the independent variable and is measured is called the _________?

• dependent variable

• control variable

• constant

• hypothesis

Fill in the blank: Aspects of an experiment that are kept constant or consistent are called _________.

• constants (controlled variables)

• variables (changing factors)

• hypotheses (predictions)

• results (outcomes)

Fill in the blank: The group(s) being tested in an experiment are called the _________.

• experimental group

• control group

• placebo group

• sample group