Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Ecosystem question

2013 · Q81
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /NEET
  3. /Biology
  4. /Ecosystem
  5. /2013 · Q81

Ecosystem question

2013 · Q81

NEETBiologyEcosystemMCQ+4 / −1
Which two distinct microbial processes are responsible for the release of fixed nitrogen as dinitrogen gas (N2) to the atmosphere ?
  1. A
    Anaerobic ammonium oxidation, and denitrificatrion
  2. B
    Aerobic nitrate oxidation, and nitrite reduction
  3. C
    Enteric fermentation in cattle, and nitrogen fixation by Rhizobium in root nodules of legumes
  4. D
    Decomposition of organic nitrogen, and conversion of dinitrogen to ammonium compounds
PreviousNext

More from Ecosystem

  • Natural reservoir of phosphorus is :2013 · MCQ
  • Which one of the following processes during decomposition is correctly described ?2013 · MCQ
  • Secondary productivity is rate of formation of new organic matter by :2013 · MCQ
  • The second stage of hydrosere is occupied by plants like2012 · MCQ
  • The rate of formation of new organic matter by rabbit in a grassland, is called :2012 · MCQ
  • Identify the likely organisms (a), (b), (c) and (d) in the food web shown below : Includes diagram2012 · MCQ
  • Giiven below is an imaginary pyramid of numbers. What could be one of the possibilities about certain organisms at some of the different levels ? Includes diagram2012 · MCQ
  • Which one of the following is not a functional unit of an ecosystem?2012 · MCQ