Unit 1 Test: Intro to Biology

A testable explanation of a situation is called a(n) _____________.

• Experiment

• Data

• Hypothesis

• Conclusion

Tags

NGSS.MS-LS1-5

_____________ is an explanation of WHY natural phenomena occur and is supported by many observations and experiments over time.

• Experiment

• Data

• Theory

• Law

Tags

NGSS.HS-LS4-2

In an experiment, the group exposed to the factor being tested is the ___________.

• Experimental group

• Control group

Which of the following is a variable that stays the SAME during an experiment?

• Constant

• Independent variable

• Dependent variable

• Control Group

Tags

NGSS.MS-PS2-2

Scientific Question: Does playing video games improve reaction time? What is the independent variable?

• playing video games

• reaction time

• type of video game

Tags

NGSS.MS-LS1-5

When you step out into the cold, your body shivers in order to maintain its temperature at 98.6F.

• All living things metabolize

• All living things have cell structure

• All living things maintain homeostasis

• All living things grow & develop

Tags

NGSS.HS-LS1-3

The roots of a plant grow towards a source of ground water.

• All living things metabolize

• All living things reproduce

• All living things respond to stimuli

• All living things grow & develop

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

The smallest unit of life that makes up ALL living things is called a (an)_________.

• DNA

• Cell

• Atom

• Macromolecule

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

A group of similar cells that come together to perform a specific function is a/an:

• organ

• organism

• organ system

• tissue

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

A collection of living organisms that belong to different populations, but all live in the same area and interact with one another, is a...

• Population

• Ecosystem

• Community

• Ecosphere

Tags

NGSS.HS-LS2-2

NGSS.HS-LS2-6