The Science of Biology Review

Information gathered from observing a plant grow 3cm over a two-week period results in

• Inferences.

• hypotheses.

• data.

• variables.

Scientists carry out controlled investigations to isolate and test

• a conclusion.

• several variables.

• a single variable.

• a point of view

Tags

NGSS.MS-PS2-2

A variable that is deliberately changed in an experiment is the

• Control Variable

• Independent variable

• Controlled variable

• Dependent variable

Tags

NGSS.MS-PS2-2

Which of the following are characteristics of all living things?

• ability to reproduce

• problem solve

• response to the environment

• care for offspring

Tags

NGSS.HS-LS3-1

Which of the following statements about the image above is NOT an observation

• The organism has 4 legs

• The organism has red eyes

• The organism is poisonous

• The organism is about the size of a golf ball

An inference is

• The same as an observation

• a logical interpretation of an observation

• a statement involving numbers

• a way to avoid bias

Tags

NGSS.MS-LS2-4

NGSS.MS-PS1-2

An experiment in which only one variable is changed is a(an) _____ experiment.

• controlled
• uncontrolled

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

• a conclusion.
• an experiment.
• a hypotheses.

Tags

NGSS.MS-LS1-5

Who reviews articles for peer-reviewed journals?

• friends of the scientists who wrote the articles
• the scientists who did the experiments
• anonymous and independent experts
• people who paid for the experiments

A point of view or personal preference is

• an inference

• a hypothesis

• a bias

• a theory