Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Biological Classification question

2007 · Q23
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /NEET
  3. /Biology
  4. /Biological Classification
  5. /2007 · Q23

Biological Classification question

2007 · Q23

NEETBiologyBiological ClassificationMCQ+4 / −1
Which one of the following statements about mycoplasma is wrong?
  1. A
    They are pleomorphic?
  2. B
    They are sensitive to penicillin.
  3. C
    They cause diseases in plants.
  4. D
    They are also called PPLO.
View written solutionFree

Correct answer: B

Mycoplasma are small, unicellular, (nonmotile) prokaryotic organisms. They are pleomorphic. Therefore they are known as pleuro pneumonia like organisms (PPLO). They lack cell wall. It contains cytoplasm, ribosomes and DNA.

They are inhibited by tetracyclines but insensitive to penicillin. They cause various diseases.

PreviousNext

More from Biological Classification

  • Which pair of the following belongs to basidiomycetes?2007 · MCQ
  • Curing of tea leaves is brought about by the activity of2006 · MCQ
  • Which of the following environmental conditions are essential for optimum growth of Mucor on a piece of bread? A. Temperature of about 25o C B. Temperature of about 5o C C. Relative humidity of about 5% D. Relative humidity of about 95% E.…2006 · MCQ
  • All of the following statements concerning the actinomycetous filamentous soil bacterium Frankia are correct except that Frankia2005 · MCQ
  • For retting of jute the fermenting microbe used is2005 · MCQ
  • Basophilic prokaryotes2005 · MCQ
  • There exists a close association between the alga and the fungus within a lichen. The fungus2005 · MCQ
  • Which of the following statements is not true for retroviruses?2004 · MCQ