Biology MCQs with answers Page - 75

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Q. Which of the following micro-organism causes diseases like polio and chicken pox?

  • (A) Bacteria
  • (B) Protozoa
  • (C) Algae
  • (D) Virus

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Q. What kingdom does Amoeba belong to

  • (A) Plantae
  • (B) Protista
  • (C) Monera
  • (D) Prokaryotae

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Q. Which bacteria cause the greatest harm in the food industry?

  • (A) Recycling
  • (B) Digestive
  • (C) Fermenting
  • (D) Pathogenic

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Q. Bacteria divides by

  • (A) Binary Fission
  • (B) Spirilla
  • (C) RNA
  • (D) Fusion

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Q. Important plant diseases like fire-blight and crown all are caused by

  • (A) Viruses
  • (B) Bacteria
  • (C) Fungi
  • (D) Protozoans

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Q. Our major foods, fibres, spices, fruits and beverage crops are

  • (A) Bryophytes
  • (B) Flowering plants
  • (C) Gymnosperms plants
  • (D) Pteridophytes

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Q. How many red blood cells does the bone marrow produce every second?

  • (A) 7 million
  • (B) 12 million
  • (C) 5 million
  • (D) 10 million

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Q. In ________ cells the genetic material is without any nuclear membrane covering and is directly submerged in the cytoplasm.

  • (A) Virus
  • (B) Algae
  • (C) Bacteria
  • (D) Moss

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Q. Cyanobacteria are also known as

  • (A) Autotrophic bacteria
  • (B) Blue Green Algae
  • (C) Red Brown Algae
  • (D) None of the above

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Q. Branch of biology which deals with the study processing and preservation of food is called

  • (A) Food technology
  • (B) Food biotechnology
  • (C) Food preservation
  • (D) None of these

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