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:
Class : Class 9
B
Ans 2:
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.