Science Quiz Review

Which structure is found in a plant cell but not in an animal cell?

• nucleus

• cell wall

• cytoplasm

• mitochondria

What is the basic unit of structure and function of all living things?

• cell

• organ

• tissue

• organ system

What facts about microorganisms do foods show?

• Microorganisms can be helpful.

  
  

• Some foods can kill harmful microorganisms.

•  People should never eat microorganisms.

• Microorganisms are always harmful to humans.

Which is one way that microorganisms can be harmful?

• causing red tides

• working in the digestive system

  
  

• killing bacteria

• making oxygen

Which of the following statements is true?

• Both plant and animal cells contain identical cell structures.

  
  

• The activities of both plant and animal cells are controlled by a nucleus within the cell.

  
  

• Plant cells are surrounded by a thick cell membrane that supports and protects the plant cell.

  
  

• Animal cells contain chloroplasts that store food, water, or wastes.

What type of instrument would you use to look at cells?

• Magnifying glass

• Your eyes

• Microscope

• Telescope

What shape are plant cells?

• square

• triangular

• circular

• rectangular

What shape are animal cells?

• Round/Flat

• Shape

• Square

• Trapezoid