Final Exam Review Biology - Scientific Method

To tell what will happen in the future

• classify
• hypothesis
• predict
• compare

To notice for a scientific purpose

• Question
• Conclusion
• Observe
• Classify

The outcome or effect of an experiment

• conclusion
• Experiment
• Results
• Question

What is the scientific method

• Something in science
• Just a fun experiment
• Process that scientist use to study the world around them.

Different types of  bushes are kept in a greenhouse to see which will produce the most flowers. The independent variable in this experiment is the

• greenhouse
• types of bushes
• oxygen
• carbon dioxide

Which of the following is a hypothesis?

• Grass is green
• If I leave milk out of the refrigerator, then it will grow bacteria
• An atom is made of protons, neutrons and electrons
• I wonder why the sky is blue?

The part of an experiment that stays the same is the

• independent variable
• dependent variable
• control
• data group

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, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid

A student wants to test the effects of type of exercise on heart rate.  What is the dependent variable?

• heart rate
• type of exercise
• amount of exercise
• time of day exercise occurs

A control is a group of subjects that

• does not receive the independent variable
• does not receive the dependent variable
• run the experiment
• increase the effect of the outside variables on the experiment