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Simple organisms

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    Review the shapes, structures, and characteristics of simple organisms
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  • Unicellular microrganisms which have cell walls but lack organelles and nucleus
    bacteria
  •  15
  • Medicines that fight bacterial infections in people and animals
    antibiotics
  •  20
  • An outer layer that covers the cell walls of many different bacterial species
    capsule
  •  20
  • We can find bacteria in
    any environment
  •  20
  • Which type of reproduction is common in bacteria?
    asexually
  •  15
  • According to the form of nutrition bacteria can be classified in two ways
    autotrophs and heterotrophs
  •  20
  • Give an example of autotrophic bacteria
    Cyanobacteria
  •  25
  • Give an example of heterotrophic bacteria
    Escherichia coli, Lactobacillus
  •  20
  • What is the correct name for bacteria shaped like a sphere?
    coccus (plural cocci)
  •  20
  • What is the term for bacteria that have this shape?
    bacillus (plural bacilli)
  •  20
  • According to its shape, how is this bacteria called ?
    spirilum (spirilla)
  •  20
  • Give an example of beneficial bacteria
    Bifidobacterium, Lactobacillus
  •  20
  • Are viruses living things? Why?
    No, because viruses do not have cells
  •  20
  • What are viruses made up of?
    They are made up of a molecule of genetic material surrounded by a protein coat in very different shapes
  •  25
  • Which virus mutates quickly and causes seasonal epidemics?
    Influenza virus or flu virus
  •  25
  • What are bacteriophages
    They are viruses that infect bacteria
  •  20