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Amylose is__________________?
A. Soluble in water B. Insoluble in water C. Soluble in alcohol D. Partially soluble in alcohol Submitted by :-…
Nylon 66 is obtained by heating___________________?
A. Acrylic acid B. Epichlorohydrin C. Vinyl chloride D. Adipic acid with hexamethylene diamine Submitted by :- Jamil Ahmed
Which one of the following set of raw material is most suitable for manufacture of urea ?
A. CH4 N2 and CO2 B. H2 N2 and CO C. H2 CO2 and H2O D. H2O N2 and H2…
How many zones through which the charge passes in a rotary kiln ?
A. 4 B. 3 C. 2 D. 5 Submitted by :- Jamil Ahmed
Which of the following processes is used for the synthesis of cement ?
A. dry process C. both B. wet process D. none Submitted by :-…
Calcareous material includes_________________?
A. lime stone B. marble C. chalk D. all of the above Submitted by :- Jamil Ahmed
The cooling of molten urea by air in the tower is called______________________?
A. prilling B. evaporation C. condensation D. crystallization Submitted by :- Jamil Ahmed
Addition of urea to the soil is ____________ reaction?
A. endothermic B. exothermic C. both a and b D. no heat energy is involved Submitted by :- Jamil Ahmed
The fertilizers which provide single nutrient from NPK are called ___________ fertilizer?
A. straight B. compound C. both a and b D. none of the above Submitted by :- Jamil Ahmed
The fertility of the soil is improved by________________?
A. Rotation of the crops B. Adding lime to the acid salts C. Adding manure and growing legumes D. All…