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  • Question
  • In the three domain system of classification, the traditional bacteria are placed in the


  • Options
  • A. eukarya
  • B. archaea
  • C. eubacteria
  • D. none of these

  • Correct Answer
  • eubacteria 


  • Micro Organisms problems


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    • 1. Living organisms have many complex characteristics. Which one of the following is shared by non-living matter as well?

    • Options
    • A. Homeostasis
    • B. Tissues
    • C. Reproduction
    • D. Molecules
    • Discuss
    • 2. Which of the following microorganisms is classified as a member of archaebacteria?

    • Options
    • A. Gyanobacteria
    • B. Methanobacteria
    • C. Trichomonads
    • D. Mycoplasma
    • Discuss
    • 3. All the following are considered eukaryotes except

    • Options
    • A. archaea
    • B. fungi
    • C. protozoa
    • D. humans
    • Discuss
    • 4. Which of the following is considered the most unifying concept in biology?

    • Options
    • A. Taxonomy
    • B. Anatomy
    • C. Genetics
    • D. Evolution
    • Discuss
    • 5. The phospholipids present in cytoplasm membrane of eubacteria is mainly

    • Options
    • A. phosphoglycerides
    • B. polyisoprenoid
    • C. phospholipoprotein
    • D. none of these
    • Discuss
    • 6. The Archaea include all of the following except

    • Options
    • A. methanogens
    • B. halophiles
    • C. thermoacidophiles
    • D. cyanobacteria
    • Discuss
    • 7. Primary differences between cilia and flagella are

    • Options
    • A. arrangement of microtubules
    • B. length and location of basal bodies
    • C. how the microtubules are fused to each other
    • D. number, length and direction of force
    • Discuss
    • 8. Mycoplasmas, rickettsiae, and chlamydiae are

    • Options
    • A. types of fungi
    • B. small bacteria
    • C. species of protozoa
    • D. forms of viruses
    • Discuss
    • 9. Gram staining was introduced by

    • Options
    • A. Christian gram
    • B. Alfred Gram
    • C. Robertcook
    • D. Louis Pasteur
    • Discuss
    • 10. Which cell type is considered to have the oldest ancestor?

    • Options
    • A. Archaea
    • B. Bacteria
    • C. Eukarya
    • D. they all share the same ancestor
    • Discuss


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