The Nature of Biology Review

During an experiment, which factors are observed and measured?

• dependent variables
• independent variables 
• constants
• hypotheses

Tags

NGSS.MS-PS2-2

Scientists use observations and data to form and test ______________.

• constants
• hypotheses
• theories
• conclusions

Tags

NGSS.MS-PS1-2

What is the name given for genetic changes in living things over time?

• adaptation 
• homeostasis
• evolution
• negative feedback

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

NGSS.MS-LS3-1

Similar organisms that can reproduce by interbreeding belong to the same _________.  

• ecosystem.
• environment.
• habitat.
• species

What is the first step in completing the scientific method?

• Form a hypothesis

• Design a controlled experiment

• Make observations and ask questions

• Draw conclusions

When is a hypothesis created?

• Before making observations and asking questions

• After the experiment is performed

• Before the experiment is performed

• After results are communicated

Tags

NGSS.HS-LS1-3

What are the two kinds of variables that you need to identify in your experiments?

• Independent and dependent

• Independent and manipulated

• Dependent and responding

• We don't need to identify variables

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

What is the independent variable?

• The variable that is not changed

• The variable that is being observed

• The variable that you purposely manipulate

• The variable that responds to the change

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

This statement would be which part of the scientific method: "There is so much snow outside!"

• Inference

• Question

• Observation

• Hypothesis

Tags

NGSS.K-ESS2-1

What is the control group?

• The group that changes

• The group that is used as a comparison

• The group that responds to the changes

• The group that wants everything their own way