Which of the following fertilizer is not useful for paddy rice:
Correct answer: D. Ammonium nitrate
- A. DAP
- B. Ammonium sulphate
- C. Urea
- D. Ammonium nitrate
Explanation
Ammonium nitrate is not typically used as a fertilizer for paddy rice because it contains a high percentage of nitrogen in its nitrate form, which can lead to nitrogen losses through leaching and denitrification in flooded paddy fields.
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Industrial chemistry applies chemical reactions and material properties to the manufacture of adhesives, dyes and polymers. Coverage includes addition and condensation polymerisation, thermoplastics and thermosetting polymers, the structural basis of colour in dyes, and how adhesive composition enables bonding between surfaces.
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