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Environmental Studies Short Question | Gkseries

Question

Which among the following is not correct in regard to the sources of nitrate in the soils ?

i. Microbial breakdown of soil organic matter, organic manure and plant residues.

ii. Fertilizers which add nitrate and that formed by microbial oxidation of NH+4 from ammonium fertilizers or urea.

iii. Addition from the atmosphere.

iv. Pesticides containing nitrogen atoms.

A i
B ii
C iii
D iv

Answer & Explanation

Answer:iv

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