Biuret content in urea should not exceed . . . . . . . . according to fertilizer control order, 1957
A. 4.0%
B. 1.5%
C. 3.0%
D. 2.5%
Answer: Option B
Solution(By Examveda Team)
Urea is the most commonly used fertilizer as a source of nitrogen, but excess use of urea harms plants and also humans after consuming those products. Hence, the British Fertilizer Regulation in 1973 declared that urea used in agriculture should not have more than 1.5% biuret in it. Biuret is the toxic component of urea.Related Questions on Agronomy
Downy Mildew of Bajra caused by
A. C. fusiformis
B. S. graminicola (Sclerospora)
C. T. penicillica
D. All of the above
The criteria of essentiality of nutrients in plants was given by
A. D. J. Nicholas
B. Arnon and Stout
C. J. S. Kanwar
D. M. S. Swaminathan
A. Manganese
B. Boron
C. Zinc
D. Iron
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