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Sixth Grade (Grade 6) Microbiology Questions

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Grade 6 Microbiology
Which part of a virus determines which host cells it can infect?
  1. genetic material
  2. ribosomes
  3. flagellum
  4. outer coat
Grade 6 Microbiology
Protozoa are divided into three main groups depending mostly on
  1. what they eat.
  2. where they live.
  3. how they talk.
  4. how they move.
Grade 6 Microbiology
Some bacteria are autotrophic and can make their own food, whereas other bacteria are heterotrophic and need to get their food from other organisms.
  1. True
  2. False
Grade 6 Microbiology
Bacteria can be both helpful and harmful to humans.
  1. True
  2. False
Grade 6 Microbiology
Baker's yeast usually makes dough
  1. fall flat.
  2. implode.
  3. rise.
  4. explode.
  5. bake faster.
Grade 6 Microbiology
What resource does bacteria need to grow? (Select all that apply.)
  1. warmth
  2. cold temperatures
  3. water
  4. soil
  5. a food source
  6. a dry area
  7. space to spread
Grade 6 Microbiology
At which temperatures are most bacteria killed?
  1. less than -10 degrees Celsius or greater than 70 degrees Celsius
  2. less than 0 degrees Celsius or greater than 10 degrees Celsius
  3. less than 45 degrees Celsius or greater than 70 degrees Celsius
Grade 6 Microbiology
Which action is not a role of bacteria in nature?
  1. production of food and oxygen
  2. environmental recycling and cleanup
  3. health maintenance
  4. production of gas for cars
  5. production of medicines used to help people
Grade 6 Microbiology
All bacteria are harmful to people.
  1. True
  2. False
Grade 6 Microbiology
Which is not true of members of the domain Archaea?
  1. They are single-celled organisms.
  2. They can survive in extreme environments.
  3. They are prokaryotes.
  4. Some can make their own food but others cannot.
  5. They have the same chemical makeup as bacteria.
Grade 6 Microbiology
Which bacteria cleans up our sewage in a sewage treatment works?
  1. Penicillium
  2. Pseudomonas
  3. Lactobacillus
Grade 6 Microbiology
Bacteria can be either autotrophs or heterotrophs.
  1. True
  2. False
Grade 6 Microbiology
Bacteria have a well-defined nuclei.
  1. True
  2. False
Grade 6 Microbiology
Bacteria are multicellular eukaryotes that can be either autotrophs or heterotrophs.
  1. True
  2. False
Grade 6 Microbiology
Which is NOT an accomplishment of Gertrude Elion?
  1. She helped treat people who had leukemia and malaria.
  2. She developed a way to kill off certain germs in milk.
  3. She figured out how to make medicine to attack diseased cells.
  4. She won a Nobel Prize for her work in medicine.
Grade 6 Microbiology
If a living thing has only one cell, it is called               unicellular              .
Grade 6 Microbiology
            Pathogens             are organisms such as bacteria, viruses, and fungi that cause disease.
Grade 6 Microbiology
Molds make substances which can be used to prevent disease. Penicillium is a green mold which makes a substance called penicillin, which stops bacteria growing. Who accidentally discovered penicillin and it's uses in 1928, which are now used to produce antibiotics which we use to cure many diseases?
Grade 6 Microbiology
Name 6 characteristics living things.
Grade 6 Microbiology
Give a few examples on how Bacteria are both harmful and helpful.
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