Microorganisms

Fungi is benefical to us because of the following reason:

• They are a source of oxygen
• They can clean up pollution
• They are a source of antibiotics
• They help to clean run off from waste

What is true about bacteria?

• Bacteria use photosynthesis to make their own food
• Bacteria can only be found in dirt
• Bacteria is always beneficial
• Bacteria can be used to make certain foods

Which of the following is an example of a harmful microorganism?

• Fungi used as antibiotics
• Ecoli on food that makes people sick
• Bacteria found in yogurt.
• Microorganisms helping dead matter to decay

Which of the following statements are true?

• All microorganisms are bad
• All microorganisms are good
• Some microorganisms are harmful, while some can be helpful
• Microorganisms are too small to do anything to anyone

Which is not an example of a helpful microorganism?

• Yeast to help bread rise
• A virus used in a vaccine
• Microbes used to clean oil spills
• Bacteria that causes strep throat

Which is not an example of a harmful microorganism?

• Mold growing on a kitchen sponge
• Bacteria found in yogurt
• Bacteria that causes turberculosis
• Salmonella on uncooked chicken

Four students in Mrs. Sterling's class make the following observations.  Choose which student is correct

• Shelby says that all microorganisms are found in the ocean.  Some are helpful, but some are harmful.  It's best to shower after swimming at the beach.
• Garry says that all microorganisms are harmful.  This is why we must get vaccinations and antibiotics from the doctor.
• Ireland says that some microorganims are helpful and some are harmful.  The best way to protect ourselves from harmful microbes is to wash our hands with soap and water.
• Jonathan says it's impossible to become sick from bacteria.  Only viruses and fungi can make a person sick.  Make sure to sneeze in your elbow to prevent the spread of germs.

Four of Mrs. Sterling's students go to Six Flags.  Two become sick.  Choose which answer gives the best evidence as to why the students became sick.

• Isabela and Sauzaas become sick because they do not like the dressed up characters at Six Flags.  
• James and and Salwa become sick because they did not have enough money to buy a souvenir. 
• Sauzaas and James become sick because they ingested some chicken at the food stand that had bacteria on it.  
• Isabella and Salwa become sick because they washed their hands too many times while at the park.

Influenza is a disease caused due to

• bacteria

• Virus

• Protozoa

• None of the above

Are microorganisms helpful or harmful?

• Helpful
• Harmful
• Both
• Neither