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Micro Organism (Virus, Bacteria, Algae, Fungi) MCQ

147 MCQ questions with answers and explanations · page 4 of 6

Q76. H1N1 virus is sometimes mentioned in the news with reference to which one of the following diseases ?

  1. AAIDS
  2. BBird Flu
  3. CDengue
  4. DSwine Flu
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Answer: D) Swine Flu

Q77. Bacteria which commonly lives in the intestine of human -

  1. AVibrio choleral
  2. BBacillus anthracis
  3. CCorynebacterium
  4. DEscherichia coli
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Answer: D) Escherichia coli

Q78. Two bacteria found to be very useful in genetic engineering experiment as-

  1. ANitrosomonas and Klebsiella
  2. BEscherichia and Agrobacterium
  3. CNitrobacter and Azotobacter
  4. DRhizobium and Diplococcus
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Answer: B) Escherichia and Agrobacterium

Q79. ln bacteria plasmid is -

  1. AExtra chromosomal material
  2. BMain DNA
  3. CNon functional DNA
  4. DRepetative gen
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Answer: A) Extra chromosomal material

Q80. Cell wall of Algae is made up of -

  1. AChitine
  2. BSubarine
  3. CCelullose
  4. DCutine
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Answer: C) Celullose

Q81. Which one of symbiotic algae is found in secretory cell of hydra ?

  1. AEuchlorella
  2. BNostac
  3. CUlothrix
  4. DSpirogyra
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Answer: A) Euchlorella

Q82. Microbial Type Culture Collection Centre is situated at -

  1. AChandigarh
  2. BBangalore
  3. CHyderabad
  4. DNew Delhi
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Answer: A) Chandigarh

Q83. lodine is obtain from -

  1. ALaminaria
  2. BPolysiphonia
  3. CPorphyra
  4. DChlorella
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Answer: A) Laminaria

Q84. Kelps are-

  1. AFresh water algae
  2. BMarine algae rich in iodine
  3. CTerrestrial
  4. DAmphibious
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Answer: B) Marine algae rich in iodine

Q85. The biggest single-celled organism is -

  1. AYeast
  2. BAcetabularia
  3. CAcetobacter
  4. DAmoeba
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Answer: B) Acetabularia

Q86. Which of these algae is very rich in protein ?

  1. AOscillatoria
  2. BChlorella
  3. CSpirogyra
  4. DUlothrix
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Answer: B) Chlorella

Q87. The smallest organism, capable of autonomous growth and reproduction , is -

  1. Avirus
  2. Bbacteria
  3. Cmycoplasma
  4. Dbacteriophage
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Answer: C) mycoplasma

Q88. Which of the following is used as biofertilizer in the production of crop paddy ?

  1. ABlue green algae
  2. BRhizobium
  3. CFungi
  4. DAzotobacter
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Answer: A) Blue green algae

Q89. Which of the following unicellular algae are used as source of oxygen in space research ?

  1. AUlothrix
  2. BSpirogyra
  3. CChlorella
  4. DOdogonium
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Answer: C) Chlorella

Q90. Red colour of red sea is due to-

  1. AMoss
  2. BAlgae
  3. CFungi
  4. DBacteria
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Answer: B) Algae

Q91. Free floating sea weed which covers thousands of hectares in the part of North Atlantic ocean is -

  1. AOscillatoria
  2. BUlva
  3. CFucus
  4. DSargassum
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Answer: D) Sargassum

Q92. Agar-Agar is obtained from -

  1. AFungi
  2. BAlgae
  3. CMoss
  4. DBacteria
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Answer: B) Algae

Q93. Consider the following organism - 1. Agaricus 2.Aspergillus 3.Ulothrox 4.Ulva Which of these are algae?

  1. A1 and 2
  2. B1 and 3
  3. C2 and 4
  4. D3 and 4
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Answer: D) 3 and 4

Q94. Which of the following protozoan disease is transmitted bybite of Tse-Tse fly ?

  1. ASleeping sickness
  2. BDelhi boli
  3. CKala azar
  4. DChaga' s disease
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Answer: A) Sleeping sickness

Q95. Cell wall of fungi is made up of -

  1. ALipids
  2. BCellulose
  3. CProtein
  4. DChitin & Hemicellulose
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Answer: D) Chitin & Hemicellulose

Q96. The food material in fungi is stored in the form of -

  1. AStarch
  2. BGlycogen
  3. CGlucose
  4. DSucrose
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Answer: B) Glycogen

Q97. Yeast, used in making bread is a -

  1. AFungus
  2. BBacteria
  3. CPlant
  4. DSeed
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Answer: A) Fungus

Q98. Symbiotic association of mycorrhiza is between-

  1. AAlgae & Bryophytes
  2. BFungi and root of higher plant
  3. CAlgae & root of Gymnosperm
  4. DAlgae & Fungi
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Answer: B) Fungi and root of higher plant

Q99. Fungi grown on the bark of tree-

  1. ASaxcoles
  2. BCorticoles
  3. CTericoles
  4. DCoprophilous
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Answer: B) Corticoles

Q100. Fungi which grow on cow dung are called -

  1. ASaxcoles
  2. BCorticoles
  3. CCoprophilous
  4. DZoophilous
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Answer: C) Coprophilous

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