A. it is a synthetic fertilizer
B. it is a natural fertilizer
C. it provides micronutrients to the plants
D. it is an inorganic water soluble compound
Related Mcqs:
- 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 - Addition of urea to the soil is ____________ reaction?
A. endothermic
B. exothermic
C. both a and b
D. no heat energy is involved - The cooling of molten urea by air in the tower is called______________________?
A. prilling
B. evaporation
C. condensation
D. crystallization - The percentage of nitrogen in urea is________________?
A. 36%
B. 46%
C. 56%
D. 66% - Which of the following is incorrect statement about nitrogen importance ?
A. It enhances plant growth
B. It is involved in the synthesis of protein and nucleic acids
C. it accelerates fruits and flowers growth
D. It is involved in the chlorophyll synthesis - Which sequence of steps is correct for the manufacture of cement ?
A. crushing heating mixing grinding
B. crushing mixing heating grinding and mixing
C. crushing grinding mixing heating
D. mixing heating grinding crushing - 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 - Which of the following is macronutrient ?
A. Cu
B. Cl
C. H
D. Zn - 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 - Which one of the following is an inorganic fertilizer ?
A. manure
B. urea
C. ammonium nitrate
D. All
