Biology Unit 1 Review

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

• dependent variable
• independent variable
• data
• control group

There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?

• quantitative
• qualitative

There are two types of data. Which type of data involves descriptions that cannot be counted or measured?

• qualitative
• quantitative

The summary at the end of an experiment that explains the results. 

• conclusion
• procedures
• materials
• responding variable

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

Jane Goodall recorded 40 chimps living in a community, this is ____ data.

• quantitative
• qualitative
• observation
• field study

In a controlled experiment, how many variables can be worked with at a time? 

• one
• none
• two or more
• how ever many makes sense.

Qualitative or Quantitative:
The cat has orange fur on his ears. 

• Qualitative
• Quantitative

What is required when writing a hypothesis?

• a statement

• if...then

• a question mark

• nothing

What is a control group?

• The group that receives the independent variable.

• The group that does get anything done to it.

• The group that receives the dependent variable.

• The group receives two different treatments.