AP Biology Science Practice Quiz Unit 0 Quiz 1

What is the first step in the scientific method?

• Make an observation --> Question
• Design and conduct an experiment
• Make an hypothesis
• Share your results

A testable prediction about a scientific investigation is a(n)

• Question
• Observation
• Hypothesis
• Experiment

Tags

NGSS.MS-PS2-2

What is the last step of scientific method?

• hypothesis

• observe

• communicate

• question

Tags

NGSS.HS-PS1-2

NGSS.HS-PS2-5

Changing the time you eat breakfast will have no effect on your daily mood. This statement is an example of a ___.

• Null Hypothesis

• Alternative Hypothesis

• Generalization

• Assumption

Which is NOT an example of an alternative hypothesis?

• Eating breakfast 30 minutes earlier will improve your mood for the day.

• Increasing the temperature of water will increase the growth rate of bacteria.

• Temperature of water has no effect on the speed of swimmers.

• Tylenol will allow for relief when consumed by patients with headaches.

Tags

NGSS.MS-LS1-5

The ONE factor that is changed by the person doing the experiment.

• Independent Variable

• Dependent Variable

• Constant

• Hypothesis

Tags

NGSS.MS-PS3-4

The factor which is measured in the experiment; depends on how the IV is manipulated.

• Dependent Variable

• Independent Variable

• Constant

• Negative Control

What is the affect of salt water on the the height of blades of grass?

What is the independent variable in the above question?

• salt water

• height

• average

• affect

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Students wanted to see if the type of material affected the temperature after being placed under a heat lamp for 10 minutes.

What is the dependent variable for this investigation?

• Type of material (rocks, sand etc)

• Temperature after 10 minutes

• Time under the lamp

• Heat lamp, amount of material

Tags

NGSS.MS-PS3-4

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?

• Type of plant
• Water, apple juice, milk
• Plant growth

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1