Unit 1 Quiz Review

The study of life is called...

• biology

• geology

• science

• physics

A variable is part of an experiment that ....

• changes

• stays the same

• is unknown

• is a secret

What is one way that scientists could test a hypothesis?

• biology

• variable

• experiment

• data

Which of the following is an example of homeostasis?

• 
• 
• 
• 

What does biodiversity mean?

• Only one species in an area.
• The different amount of species in an area
• All abiotic life
• Nitrogen fixation

A(n) _________ consists of all the living and non-living things that interact in an area. 

• ecology
• ecosystem
• habitat

An observation is noting a fact or event using _________

• just our sense of smell

• all five of our senses

• using measurements ONLY

• none of the above

Chemical reactions within an organism to capture and use energy

• Reproduction

• Metabolism

• Response to Stimuli

• Evolution

Possible explanation for an observation that can be tested.

• Hypothesis

• Scientific Law

• Scientific theory

• Critical Thinking

Which 2 answers are characteristics of living things?

• grow and develop

• respond to the environment

• ability to move

• evolution