Which of the following fertilizers is not useful for paddy rice ?

Related Mcqs:

1. Which of the following potassium fertilizers are more useful for horticultural crops tobacco & potatoes ?

   A. KCI
   B. KNO3
   C. K2SO4
   D. KMnO4

2. Which one of the following fertilizers provides the nitrogen and phosphorus to the plant ?

   A. urea
   B. calcium superphosphate
   C. diammonium phosphate
   D. potassium nitrate

3. Which one of the following fertilizers provides the nitrogen and phosphorus to the plant ?

   A. Urea
   B. Calcium superphosphate
   C. Diammonium phosphate
   D. Potassium nitrate

4. 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

5. Enzyme proved useful in cancer treatment is_______________?

   A. Lactic dehydrogenase
   B. Alkaline phosphatase
   C. L-asparaginase
   D. Cellulase

6. The most useful dye for those fabric which can form hydrogen bonds is:_____________?

   A. Mordent dye
   B. Vat dye
   C. Acid dye 
   D. Direct dye

   Submitted by: Said wali shah

7. When benzene is substituted by halogens only which one of the following halogens only which one of the following halogens is given the number one position in the ring while writing the name of compound ?

   A. Bromine
   B. Chlorine
   C. Fluorine
   D. Iodine

8. Which of the following processes is used for the synthesis of cement ?

   A. dry process
   B. wet process
   C. both
   D. none

9. Which of the following is the most suitable catalyst for ammonia synthesis ?

   A. Pt
   B. ZnO + Cr2O3
   C. Fe in fused mixture of Al2O3 + SiQ2 + MgO
   D. All of the above

10. Which one of the following raw material is not present in the cement ?

    A. lime stone
    B. gypsum
    C. KNO3
    D. iron oxide