Microorganism Questions: GK Quiz!

20 Questions | Total Attempts: 3849

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Microorganism Questions: GK Quiz!

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Questions and Answers
  • 1. 
    Agar the growth medium for bacteria is taken from what kind of algae? 
    • A. 

      BROWN ALGAE

    • B. 

      GREEN ALGAE

    • C. 

      GOLDEN ALGAE

    • D. 

      RED ALGAE

  • 2. 
    Fungi are decomposers because they ________
    • A. 

      Cause serious plant disease

    • B. 

      Breakdown dead tissues

    • C. 

      Perform photosynthesis

    • D. 

      Prevent the growth of bacteria

  • 3. 
    What disease is caused by this protist plasmodium which is transmitted through the bite of a female mosquito?
    • A. 

      CHOLERA

    • B. 

      DENGUE

    • C. 

      MALARIA

    • D. 

      SLEEPING SICKNESS

  • 4. 
    When Yna made a microscopic examination of bread mold, she saw a dark structure at the tip. What are these structures called?
    • A. 

      HYPHAE

    • B. 

      MYCELIUM

    • C. 

      RHIZOID

    • D. 

      SPORANGIUM

  • 5. 
    The following are useful effect of bacteria EXCEPT:
    • A. 

      Bacteria cause tumors in plants and animal

    • B. 

      Bacteria can manufacture food

    • C. 

      Bacteria are sources of antibiotics

    • D. 

      Bacteria can decompose dead bodies

  • 6. 
    Unlike a moneran, a protist has a:
    • A. 

      CELL MEMBRANE

    • B. 

      CELL WALL

    • C. 

      NUCLEUS

    • D. 

      VACUOLE

  • 7. 
    They are eukaryotic organisms with no chlorophyll and depend only on the dead living matter for food.
    • A. 

      BACTERIA

    • B. 

      FUNGI

    • C. 

      PROTIST

    • D. 

      PLANTS

  • 8. 
    A red tide is a condition characterized by algal bloom, and water is covered with red pigment, which is due to:
    • A. 

      DIATOMS

    • B. 

      DINOFLAGELLATES

    • C. 

      EUGLENA

    • D. 

      PLANKTON

  • 9. 
    What is the function of the nitrogen-fixing bacteria in the nodules of leguminous plants such as mongo?
    • A. 

      Transport material through the stem

    • B. 

      Help decompose materials present in the soil

    • C. 

      Soften the soil, so that the roots can absorb the nutrients easily

    • D. 

      Change nitrogen in the atmosphere into soluble compounds that can be absorbed by the plants.

  • 10. 
    What are the reason for placing bacteria and blue-green algae in the same kingdom?
    • A. 

      Both are prokaryotic organism

    • B. 

      Both can manufacture food

    • C. 

      Both are multicellular

    • D. 

      Both can perform nitrogen fixation

  • 11. 
    Euglena, paramecium, amoeba and plasmodium are best classified according to their ___________
    • A. 

      FEEDING HABITS

    • B. 

      HABITAT

    • C. 

      LOCOMOTORY STRUCTURE

    • D. 

      NUCLEAR CONTENT

  • 12. 
    What important function do heterotrophic bacteria perform in the biosphere?
    • A. 

      Food production

    • B. 

      Disease control

    • C. 

      Production of free oxygen

    • D. 

      Decomposition of decayed organic matter

  • 13. 
    Yeast is used in making bread and alcoholic beverages.  It is a kind of __________
    • A. 

      BACTERIA

    • B. 

      FUNGI

    • C. 

      PROTIST

    • D. 

      VIRUS

  • 14. 
    A one-celled organism that has no true nucleus (no nuclear membrane) would belong to:
    • A. 

      KINGDOM ANIMALIA

    • B. 

      KINGDOM FUNGI

    • C. 

      KINGDOM MONERA

    • D. 

      KINGDOM PLANTAE

  • 15. 
    Penicillin as basis component of antibiotics are derived from?
    • A. 

      ALGAE

    • B. 

      BACTERIA

    • C. 

      FUNGI

    • D. 

      YEAST

  • 16. 
    What is the shape of the bacillus bacteria?
    • A. 

      SPHERICAL

    • B. 

      ROUNDED

    • C. 

      ROD

    • D. 

      SPIRAL

  • 17. 
    Which of the following is NOT true about fungi?
    • A. 

      Fungi are eukaryotic

    • B. 

      Fungi have chitin in cell walls

    • C. 

      Fungi as source of food as glycogen

    • D. 

      Fungi are all beneficial

  • 18. 
    Which of the following protists have pseudopodia?
    • A. 

      Amoeba

    • B. 

      Euglena

    • C. 

      Paramecium

    • D. 

      Dinoflagellates

  • 19. 
    Using your knowledge of fungi, which of the following might prevent the mold from growing? 
    • A. 

      Buy a different type of orange.

    • B. 

      Keep the oranges in the refrigerator.

    • C. 

      Put the oranges in a warm place.

    • D. 

      Put the oranges in a damp place.

  • 20. 
    How do bacteria help our bodies function? 
    • A. 

      They make our muscles and lungs stronger

    • B. 

      They help to digest food in the intestines.

    • C. 

      They circulate in our blood and help carry oxygen

    • D. 

      They make our skin flexible and clean.