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Ninth Grade (Grade 9) Microbiology Questions

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Grade 9 Microbiology
What is a capsid made from?
  1. protein
  2. glucose
  3. peptidoglycan
  4. adnosine triphosphate
Grade 9 Microbiology
Grade 9 Microbiology
What uses conjugation to share genetic material?
  1. viruses
  2. archeae
  3. starfish
  4. bacteria
Grade 9 Microbiology
Where can you find archeae?
  1. in extreme environments
  2. in your glass of water
  3. in your nose
  4. in the toilet
Grade 9 Microbiology
Where to bacteria live?
  1. In volcanoes
  2. in salty water
  3. almost anywhere
  4. anywhere
Grade 9 Microbiology
Grade 9 Microbiology
What is the family name for a virus?
  1. virus
  2. vi
  3. viridae
  4. viar
Grade 9 Microbiology
How do viruses reproduce?
  1. asexual reproduction
  2. sexual reproduction
  3. using a host cell's reproductive system
  4. they are not living things so they don't reproduce
Grade 9 Microbiology
How do viruses reproduce?
  1. they divide by mitosis
  2. sexually, by external fertilization
  3. replication outside the host
  4. inserting DNA into the host cell
Grade 9 Microbiology
Bacteria convert nitrogen gas into ammonia using a process called                       .
  1. Dentrification
  2. Nitrogen fixation
  3. Biogeochemical cycle
  4. Interlocking Nutrients
Grade 9 Microbiology
How does a virus infect a cell?
  1. It forcefully attacks the cell
  2. It moves through the cell
  3. It contacts the cell's membrane
  4. It's protein coat tricks the cell into letting it in
Grade 9 Microbiology
What is a virus?
  1. red blood cells
  2. an ifectious agent
  3. white blood cells
  4. none of the above
Grade 9 Microbiology
Why are RNA Viruses harder to cure than DNA viruses?
  1. They infect a lot of cells rapidly and can constantly reproduce
  2. They constantly mutate and become immune to vaccines
  3. They are just as hard to cure as DNA viruses
  4. They can reproduce indefinitely and multiply in number too fast
Grade 9 Microbiology
What is the type of spiral bacteria?
  1. Cylinder
  2. Coccus
  3. Spirillum
  4. Bacillus
Grade 9 Microbiology
Grade 9 Microbiology
Sweat and skin secretions contain a mixture of molecules that kills or limits the growth of many types of microbes. This control of microbes is an example of which kind of action?
  1. an enzyme-catalyzed biochemical reaction.
  2. a nonspecific defense against infection.
  3. physically blocking pathogens from entering the body.
  4. a specific immune response to infection by microbes.
Grade 9 Microbiology
Name one way bacteria can be harmful.
  1. Bacteria recycles nutrients.
  2. Bacteria makes food.
  3. Bacteria causes disease.
  4. Bacteria does not spoil food.
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