Microorganisms, Yeast, Bacteria

Probiotics are an example of ....

• microorganisms that can make people sic

• microorganism that lives in the ocean

• example of bacteria and all bacteria is harmful

• example of live bacteria and yeast that is helpful to humans by aiding in the digestion of food

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

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.

What is Penicillin (medicine) made from?

• Water

• Sugar

• Mold

• Algae

_________________ bacteria are in your _________________ to help digest food.

• Helpful; throat

• Helpful; stomach

• Harmful; esophagus

• Harmful; lungs

What is a living thing that is so small you need a microscope to see them?

• insect

• microorganism

• shrimp

• daisy

You can find bacteria all over the world.

• True

• False

Which is the smallest of all microorganisms?

• Algae

• Fungi

• Virus

• Bacteria

Bacteria can be both helpful and harmful in food.

• True

• False