A. Lime (CaO)
B. Silica (SiO2)
C. Alumina (Al2O3)
D. Magnesia (MgO)
Correct Answer: Lime (CaO) ✔
Last Updated: February 11, 2021
Related MCQs
- The sequence of zones in the rotary kiln are as__________?
- Which one of the following raw material is not present in the cement ?
- Phosphorus helps in the growth of__________?
- What is clinker ?
- The potassium present in plant help the plant to__________?
- Which one of the following is an inorganic fertilizer ?
- The nutrients which are required in very small amount for the normal growth of plants are called__________?
- Argillaceous material does not include__________?
- Which of the following potassium fertilizers are more useful for horticultural crops tobacco & potatoes ?
- Which of the following fertilizers is not useful for paddy rice ?
- Which of the following is the most suitable catalyst for ammonia synthesis ?
- Which of the following is macronutrient ?
- Which of the following is incorrect statement about nitrogen importance ?
- The important function of burning zone in the rotary kilm is __________?
- The composition of mixture of clay and lime stone in the raw for cement material is __________?
- Which sequence of steps is correct for the manufacture of cement ?
- Cement is a mixture of__________?
- Which one of the following fertilizers provides the nitrogen and phosphorus to the plant ?
- The percentage of nitrogen in urea is__________?
- Which one of the following set of raw material is most suitable for manufacture of urea ?
- How many zones through which the charge passes in a rotary kiln ?
- Which of the following processes is used for the synthesis of cement ?
- Calcarious material includes__________?
- DAP (Diammonium hydrogen phosphate) contains __________ plant nutrients?
- The cooling of molten urea by air in the tower is called__________?
- Addition of urea to the soil is __________ reaction?
- The fertilizers which provide single nutrient from NPK are called __________ fertilizer?
- The fertility of the soil is improved by__________?