Urea as a fertilizer contains:____________?

Related Mcqs:

1. Addition of urea to the soil is ____________ reaction?

   A. endothermic
   B. exothermic
   C. both a and b
   D. no heat energy is involved

2. Which is sold as fertilizer ___________________?

   A. CaSiO3
   B. Na2SiO3
   C. Ca3(PO4)2
   D. MnSiO3

3. 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

4. Which one of the following is an inorganic fertilizer ?

   A. manure
   B. urea
   C. ammonium nitrate
   D. All

5. The cooling of molten urea by air in the tower is called______________________?

   A. prilling
   B. evaporation
   C. condensation
   D. crystallization

6. 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

7. The percentage of nitrogen in urea is________________?

   A. 36%
   B. 46%
   C. 56%
   D. 66%

8. The gas used in manufacturing of urea fertilizer__________________?

   A. C2H6
   B. C2H4
   C. C2H2
   D. CH4

9. The number of moles of CO2 which contains 16 g of oxygen is__________________?

   A. 0.25
   B. 0.5
   C. 0.75
   D. 1

10. Surface water contains:_____________?

    A. only salt
    B. Organic matter
    C. Salt & Organic matter
    D. Suspended impurity

    Submitted by: Said wali shah