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Micro Organisms and Their Classification

Test your knowledge about the classification, characteristics, and behavior of microorganisms including bacteria, viruses, fungi, algae, and protozoans.

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Those organisms that feed on decaying organic matter are known as ________________.

  1. parasites
  2. omnivorous
  3. carnivorous
  4. herbivorous
  5. saprophytes
Question 2 Multiple Choice (Single Answer)

Multicellular fungi are made of microscopic threads. These are known as _________.

  1. hair
  2. hyphae
  3. threads
  4. nodules
  5. None of these
Question 3 Multiple Choice (Single Answer)

Which of the following microbes do not possess cell organelles?

  1. Bacteria
  2. Virus
  3. Fungi
  4. Algae
  5. Protozoans
Question 4 Multiple Choice (Single Answer)

Which of the following organisms are the smallest of all?

  1. Fungi
  2. Bacteria
  3. Virus
  4. Protozoans
  5. Algae
Question 5 Multiple Choice (Single Answer)

Which of the following is not a major group of Micro-organisms?

  1. Bacteria
  2. Yeast
  3. Algae
  4. Protozoan
  5. Virus
Question 6 Multiple Choice (Single Answer)

What is the external coating of a Virus made up of?

  1. Mono-saccharides
  2. Fat
  3. Vitamin
  4. Carbohydrates
  5. Proteins
Question 7 Multiple Choice (Single Answer)

Which of the following microbes require a host body to multiply?

  1. Algae
  2. Protozoa
  3. Fungi
  4. Virus
  5. Bacteria
Question 8 Multiple Choice (Single Answer)

Which of the following pair is INCORRECT?

  1. Yeast - Unicellular fungus
  2. Bread mould - multicellular fungus
  3. Chlamydomonas - Unicellular algae
  4. Trypanosoma - Virus
  5. Plasmodium - Protozoan
Question 9 Multiple Choice (Single Answer)

Amoeba is generally seen in ___________.

  1. tap water
  2. stagnant water
  3. sand
  4. flowing water
  5. air
Question 10 Multiple Choice (Single Answer)

Bread mould is responsible for _____________.

  1. spoiling of bread
  2. curd formation
  3. rotting of eggs
  4. formation of cheese
  5. none of the above
Question 11 Multiple Choice (Single Answer)

Which of the following is WRONG with respect to the Protozoans?

  1. They are unicellular
  2. Cannot prepare there own food
  3. Amoeba is a protozoan
  4. They may be unicellular or multicellular
  5. They can reproduce
Question 12 Multiple Choice (Single Answer)

Algae live in ___________.

  1. moist places
  2. dry places
  3. forests
  4. hot places
  5. cold places
Question 13 Multiple Choice (Single Answer)

Which of the following is a multicellular Algae?

  1. Paramecium
  2. Trypanosoma
  3. Plasmodium
  4. Aspergillus
  5. Spirogyra
Question 14 Multiple Choice (Single Answer)

Which was the first micro-organism to be discovered?

  1. Virus
  2. Fungi
  3. Protozoan
  4. Bacteria
  5. Algae
Question 15 Multiple Choice (Single Answer)

Which of the following is TRUE with respect to the Bacteria?

  1. It can be unicellular or multicellular
  2. It is larger than viruses
  3. It has two major forms
  4. It feeds on dead leaves
  5. None of these
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