Question
Harmful substance present in Urea
isSolution
Urea when heated to a temperature above 140 -170 , form biuret by joining of two urea molecules                          2CO(NH2)2  NH2CONHCONH2 + NH3 In urea biuret should not be >1.5 % (as per Fertilizer Control Order of Government of India) Biuret content should not exceed >0.25 % for foliar spray
Population theory in economics is given by
The process to remove rice straw chaff, foreign matters and immature/empty grains within paddy after threshing and drying is…………………
...As compared to conventional methods of extraction, green extraction technologies have the following advantages EXCEPT:
How do elytra contribute to the streamlined shape of beetles during flight?
Intermittent "on" and "off' system is followed in ___________ irrigation system.
Origin of groundnut is
Which of the following cattle breeds from India is known for its excellent draught and work capabilities?
Which one of the following category of farmer is exempted from certification?
Antibiotics are produced from______.
The farming in which farmers focus on growing enough food to feed themselves and other family members is called –
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