Study Quiz Microorganisms

Are microorganisms helpful or harmful?

• Helpful
• Harmful
• Both
• Neither

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Yogurt contains harmful bacteria.

• True
• False

Which two examples below are helpful bacteria?

• Medicine and Cherry Coke
• Yogurt and bread
• Salmonella and E. Coli
• Water and germs

Some fungus can provide food.

• True
• False

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Examples of fungi can include:

• Warts and zits
• Sneezing and itching
• Headaches and hand cramps
• Ringworm and athlete's foot

Microorganisms can be found:

• The the ocean, inside and outside your body
• On plants and animals
• In medicine and your food
• All of the above

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How would you describe bacteria in the stomachs of animals that eat plants, that help break down cell walls of plant cells/help them digest food?

• beneficial
• harmful
• neutral
• none of these

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True or False: A living thing that cannot be seen without a microscope is a microorganism.  

• True
• False

Strong bacterial organisms can develop  into strains that are resistant to ________________ cleaners.

• anti-bacterial
• large
• smelly
• weak

Some algae can suddenly “bloom”, or grow, very quickly. People call this reddish water a red tide. Some algae in a red tide contain poison that can kill fish.

• Harmful
• Beneficial

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