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Tenth Grade (Grade 10) Microbiology Questions

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Grade 10 Microbiology
Which of these causes the common cold?
  1. bacterium.
  2. virus.
  3. protozoan.
  4. yeast.
Grade 10 Microbiology
Grade 10 Microbiology
The outer protein coat of a virus is a                   .
  1. core of DNA.
  2. core of RNA.
  3. capsid.
  4. membrane envelope.
Grade 10 Microbiology
Which disease is Infectious?
  1. Allergies
  2. HIV
  3. Asthma
  4. Diabetes
Grade 10 Microbiology
What does Lactococcus thermophilus and Lactococcus bulgaricus do in yogurt culture?
  1. The starter culture produces lactic acid and acetaldehyde
  2. When mixed with O-Culture can be use in Mozzarella and Feta
  3. The acetaldehyde give yogurt its characteritic flavor
  4. A and B
  5. A and C
  6. all of the above
Grade 10 Microbiology
Which bacteria is used as a starter culture for yogurt?
  1. Lactococcus lactis
  2. Lactococcus cremrois
  3. Lactococcus thermophilis
Grade 10 Microbiology
A virus consists of a protein coat and                   .
  1. DNA or RNA.
  2. a liquid membrane.
  3. cytoplasm.
  4. a flagellum.
Grade 10 Microbiology
Viruses are a                .
  1. lipid
  2. carb
  3. nucleic acid
  4. protein
Grade 10 Microbiology
Viruses are not alive because                                                   .
  1. rely on cells to carry out many of their functions
  2. can’t reproduce on their own
  3. can't move
Grade 10 Microbiology
Which group(s) of microorganisms is (are) thought to be the oldest living organisms?
  1. eukaryotes
  2. heterotrophic prokaryotes
  3. viruses
  4. autotrophic prokaryotes
Grade 10 Microbiology
Grade 10 Microbiology
Viruses are cells.
  1. True
  2. False
Grade 10 Microbiology
Which describe the function of "bad bacteria?"
  1. cause formation of various foods
  2. present in our digestive system
  3. cause disease
Grade 10 Microbiology
Which describe the function of "good bacteria?"
  1. cause formation of various foods
  2. present in our digestive system
  3. cause disease
Grade 10 Microbiology
There are four ways a bacterium can become resistant to antibiotics. What are they?
  1. conjugation
  2. reproduction
  3. transformation
  4. transduction
  5. mutation
  6. elimination
Grade 10 Microbiology
Where do the organisms in the Domain Archaea live?
  1. ONLY Volcanoes
  2. Grassy knolls
  3. Harsh environments
  4. the rainforest
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