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. The fertility of the soil is improved by:

Adding lime to the acid salts

Adding lime to the acid salts

All

All

Rotation of the crops

Rotation of the crops

Adding lime to the acid salts

Adding lime to the acid salts

#2. Which of the following is an incorrect statement about nitrogen importance?

It enhances plant growth

It enhances plant growth

It is involved in the synthesis of protein and nucleic acids

It is involved in the synthesis of protein and nucleic acids

it accelerates fruits and flowers growth

it accelerates fruits and flowers growth

It is involved in the chlorophyll synthesis

It is involved in the chlorophyll synthesis

#3. The fertilizers, which provide single nutrient from NPK, are called ______ fertilizer:

Straight

Straight

Both A and B

Both A and B

Compound

Compound

None of the above

None of the above

#4. Which of the following is macronutrient?

Zn

Zn

Cu

Cu

Cl

Cl

H

H

#5. Addition of urea to the soil is _________ reaction:

Both A and B

Both A and B

No heat energy is involved

No heat energy is involved

Exothermic

Exothermic

Endothermic

Endothermic

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

Pt

Pt

Fe in a fused mixture of Al2O3 + SiO2 + MgO

Fe in a fused mixture of Al2O3 + SiO2 + MgO

All of the above

All of the above

ZnO + Cr2O3

ZnO + Cr2O3

#7. The cooling of molten urea by air in the tower is called:

Crystallization

Crystallization

Prilling

Prilling

Evaporation

Evaporation

Condensation

Condensation

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

DAP

DAP

Urea

Urea

Ammonium sulphate

Ammonium sulphate

Ammonium nitrate

Ammonium nitrate

#9. DAP (Diammonium hydrogen phosphate) contains _________ plant nutrients:

60%

60%

65%

65%

70%

70%

75%

75%

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

K2SO4

K2SO4

KNO3

KNO3

KCI

KCI

KMnO4

KMnO4

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