Chemical Industries Quiz Online

Chemical Industries concepts are essential to learning for every level in chemistry courses. Here, we have compiled many Chemical Industries quizzes free for students of grades 11 and 12. We hope you will find this very useful for your regular exam preparations and entry tests at undergraduate levels, particularly for medical and engineering students (MDCAT, ECAT, NUST, NUMS, JEE, NEET).

INSTRUCTIONS:

1. Select the correct option after having confirmation in your mind.
2. Once you select one option, the system will not allow you to change.
3. After your selection, the system will automatically let you know about your answer right or wrong.
4. Use the Next Button to continue to take questions on this particular quiz. Every quiz has multiple questions on multiple pages.
5. On the last page, there will be the Finish Button instead of the Next Button.
6. Press Finish Button to check your consolidated quiz result.
7. You should achieve 70% to pass on a particular quiz after attempting all questions in the quiz.
8. You can try unlimited times to improve your score.
9. Best of luck.

Now, Start taking quiz.

Results

#1. Which one of the following fertilizers provide the nitrogen and phosphorus to the plant?

Diammonium phosphate

Diammonium phosphate

Urea

Urea

Calcium superphosphate

Calcium superphosphate

Potassium nitrate

Potassium nitrate

#2. The potassium present in a plant help the plant to:

Increase the resistance against disease

Increase the resistance against disease

Ripen the seeds and fruits

Ripen the seeds and fruits

All the above statements are correct

All the above statements are correct

Form starch to sugar and fibrous material

Form starch to sugar and fibrous material

#3. Cement is a mixture of:

Limestone and gypsum

Limestone and gypsum

Clay-limestone and gypsum

Clay-limestone and gypsum

Limestone and clay

Limestone and clay

Clay and clinker

Clay and clinker

#4. What is clinker?

Roasted argillaceous material

Roasted argillaceous material

Roasted gypsum

Roasted gypsum

Roasted calcareous material

Roasted calcareous material

Roasted calcareous and argillaceous material

Roasted calcareous and argillaceous material

#5. Cement is a mixture of so many compounds roasted in a rotary kiln. Which substances have a greater percentage?

Alumina (Al2O3)

Alumina (Al2O3)

Lime (CaO)

Lime (CaO)

Magnesia (MgO)

Magnesia (MgO)

Silica (SiO2)

Silica (SiO2)

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

KNO3

KNO3

Iron oxide

Iron oxide

Limestone

Limestone

Gypsum

Gypsum

#7. Which sequence of steps is correct for the manufacture of cement?

Crushing grinding mixing heating

Crushing grinding mixing heating

Crushing mixing heating grinding and mixing

Crushing mixing heating grinding and mixing

Mixing heating grinding crushing

Mixing heating grinding crushing

Crushing heating mixing grinding

Crushing heating mixing grinding

#8. The sequence of zones in the rotary kiln is as:

Dry zone decomposition zone burning zone cooling zone

Dry zone decomposition zone burning zone cooling zone

Cooling zone burning zone decomposition zone dry zone

Cooling zone burning zone decomposition zone dry zone

Burning zone cooling zone decomposition zone

Burning zone cooling zone decomposition zone

Dry zone burning zone decomposition zone cooling zone

Dry zone burning zone decomposition zone cooling zone

#9. The composition of the mixture of clay and limestone in the raw for cement material is:

75% limestone and 25% clay

75% limestone and 25% clay

55% limestone and 15% clay

55% limestone and 15% clay

25% limestone and 75% clay

25% limestone and 75% clay

15% limestone and 55% clay

15% limestone and 55% clay

#10. The important function of the burning zone in the rotary kiln is:

To decompose limestone to unslaked lime

To decompose limestone to unslaked lime

Combination of different oxides like CaO SiO2 Fe2O3 and Al2O3

Combination of different oxides like CaO SiO2 Fe2O3 and Al2O3

To reduce the impurities

To reduce the impurities

To dry the moisture of slurry

To dry the moisture of slurry

Finish

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