Biology Practice final

What is a factor that is measured for change in an experiment?

• control
• constant
• independent variable
• dependent variable

What part of an experiment contains the data tables and graphs?

• Results
• Conclusion
• Hypothesis
• Materials

What is the factor that an experimenter changes on purpose?

• Dependent Variable
• Independent Variable
• Constant
• Control

A summary of the experiment that includes whether hypothesis was right or wrong

• Hypothesis
• Results
• Conclusion
• Independent Variable

What is the effect of salt water on the average of the height of the 3 tallest blades of grass?
What is the independent variable in the above question?

• salt water
• height
• average
• effect

What is the job of the mitochondria?

• Makes Energy
• Uses Sunlight in Plants
• Creates Protein
• Protects the cell

What organisms have a cell wall? 

• Only Plants
• Only Animals
• Plants & Animals
• Animals & Bacteria

Why is the nucleus important? 

• It give the cell its energy
• It stores genetic information
• It uses sunlight for food
• It makes the proteins

What does the cell membrane do for cells? 

• Allows things in and out
• Protection & structure for plant cells
• Controls the cell
• Holds DNA 

What organelle is represented by this image?

• rough endoplasmic reticulum

• smooth endoplasmic reticulum

• ribosome

• nucleus