Intro to Biology Unit 1 Review

Which is the BEST description of biology?

• the study of humans and animals
• the study of life and living things
• the study of health care
• the study of humans, plants, and animals

What are the basic building blocks of life?

• Atoms
• Cells
• Tissues
• Organs

What is a consumer? 

• Organism that creates their own food.
• Organism that eat other organisms for energy
• Organism that eat other dead organisms

The first step in the scientific method is to 

• form a hypothesis
• ask a question
• state the conclusion
• conduct an experiment

The factors in an experiment that can be changed. 

• variables
• quantitative data
• hypothesis
• steps

A possible explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact

How many variables should be manipulated in a correct scientific experiment?

• 0
• 1
• 2
• 3

This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted. 

• experimental group
• control group
• data
• variables

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

Where the better adapted organisms survive to pass traits along to offspring.

• Evolution
• Natural Selection
• Extinction
• Artifical Selection