Microorganisms

Rhizopus (bread mould) is an example of

• Virus

• Fungi

• Bacteria

• Protozoa

Malaria is caused by

• Virus

• Protozoa

• Bacteria

• Algae

Typhoid is caused by

• Virus

• Bacteria

• Protozoa

• Fungi

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 microbe produces oxygen?

• Fungi

• Algae

• Bacteria

• Protozoa

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

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.