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Micro-organisms Test - 1

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Micro-organisms Test - 1
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Weekly Quiz Competition
  • Question 1
    1 / -0

    Amoeba can move very fast by which of the following locomotory organs?

  • Question 2
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    Which of the following organisms is not unicellular?

    Solution

    Fungus can be multicellular like mushroon we eat.

     

  • Question 3
    1 / -0

    Amoeba engulfs food from environment by which method?

  • Question 4
    1 / -0

    Which of the following term describes the undefined region of the nucleus in prokaryotes?

  • Question 5
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    A microorganism makes a hard covering around it to protect itself from unfavorable conditions. What is this hard covering known as?

    Solution

    Cyst is the outer covering. Some other bacteria, to overcome unfavourable conditions, develop a hard, protective covering called cyst around themselves. When the conditions become favourable, the cyst ruptures and the bacterium emerges, grows and reproduces.

     

  • Question 6
    1 / -0

    Which of the following organisms is not a microorganism?

  • Question 7
    1 / -0

    Diatoms fall into which kind of category of organisms?

  • Question 8
    1 / -0

    What are the end products formed by the fermentation of food?

  • Question 9
    1 / -0

    Some organisms feed on dead and decaying matter for their nutritional requirement. These organisms fall in the group of

    Solution

    Saprophytes are more generally plants, fungi, or micro-organisms that live on dead or decomposing matter. Some may more accurately be called myco-heterotrophs because they actually parasitise fungi, rather than dead organic matter directly.

     

  • Question 10
    1 / -0

    What is the shape of Lactobacillus?

    Solution

    Lactobacilli are rod-shaped, Gram-positive, fermentative, organotrophs. They are usually straight, although they can form spiral or coccobacillary forms under certain conditions.

     

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