logo

CuriousTab

CuriousTab

Discussion

Home ‣ Microbiology ‣ Microbiology of Waste Water See What Others Are Saying!
  • Question

  • The filtering medium of trickling filters is coated with microbial flora, known as


  • Options
  • A. zoological film
  • B. geological film
  • C. zooglocal film
  • D. none of these

  • Correct Answer
  • zooglocal film 

    • More questions

    • 1. For the selection of lactobacilli present in cheddar cheese, the pH of the medium is maintained at

    • Options
    • A. 6.35
    • B. 5.35
    • C. 4.35
    • D. 5.75
      • Discuss
    • 2. The fruiting body of a mushroom is called

    • Options
    • A. sorocarps
    • B. basidiocarps
    • C. ascocarps
    • D. plasmodiocarps
      • Discuss
    • 3. The bacteriochlorophylls used by the anoxygenic bacteria have absorbance maxima located in the_____portion(s) of the spectrum.

    • Options
    • A. green
    • B. blue
    • C. ultraviolet
    • D. infrared
      • Discuss
    • 4. Which of the following infection(s) can be diagnosed by the use of polymerase chain reaction?

    • Options
    • A. HIV-1 and HIV-2 viruses
    • B. Hepatitis B virus
    • C. Mycobacterium tuberculosis
    • D. All of these
      • Discuss
    • 5. In storage atmospheres of high humidity variety of molds may cause

    • Options
    • A. superficial fungal spoilage
    • B. bacterial spoilage
    • C. both (a) and (b)
    • D. none of these
      • Discuss
    • 6. The bacteria that is negative for fermentation of mannitol is

    • Options
    • A. S flexneri
    • B. S boydii
    • C. S dysenteriae
    • D. S sonnei
      • Discuss
    • 7. Species of Shigella which is predominant in India is

    • Options
    • A. S sonnei
    • B. S dysenteriae
    • C. S boydii
    • D. S flexneri
      • Discuss
    • 8. Which of these mechanisms for thymine dimers repair lead to mutations?

    • Options
    • A. Excision repair
    • B. Photoreactivation
    • C. SOS repair
    • D. Never leads to mutation
      • Discuss
    • 9. Food poisoning strains of Clostridium perfringens belong to

    • Options
    • A. type A
    • B. type B
    • C. type C
    • D. type D
      • Discuss
    • 10. The test(s) used for the assay of cholera toxin is/are

    • Options
    • A. Radioimmunoassay
    • B. Enzyme-linked immunosorbent assay
    • C. Morphological changes in Chinese hamster ovary cells
    • D. All of the above
      • Discuss

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.