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AKSHAJ SRIVASTAVA from MOUNT LITERA ZEE SCHOOL, Kanpur
Subject :NSO    Class : Class 8

Identify processes X and Y from the given statements and select the option that correctly identifies the microorganisms involved in them respectively.
X : Conversion of complex organic compounds into ammonia
Y : Conversion of nitrates in soil to free nitrogen

  X Y
A Aspergillus Bacillus
B Micrococcus Thiobacillus
C Pseudomonas Nitrocystis
D Bacillus Pseudomonas


D

Ans 1:

AKSHAJ SRIVASTAVA from MOUNT LITERA ZEE SCHOOL, Kanpur
Class : Class 9
B

Ans 2:

Siya Aneja from Tagore International , SOUTH DELHI
Class : Class 8
Answer is (D); the conversion of nitrates in soil to free nitrogen is performed by bacterial species such as Pseudomonas under anaerobic conditions.

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