Fertiliser Technology MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Fertiliser Technology, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Fertiliser Technology MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Fertiliser Technology mcq questions that explore various aspects of Fertiliser Technology problems. Each MCQ is crafted to challenge your understanding of Fertiliser Technology principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Fertiliser Technology MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Fertiliser Technology. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Fertiliser Technology knowledge to the test? Let's get started with our carefully curated MCQs!

Fertiliser Technology MCQs | Page 3 of 21

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Q21.
Phosphorus vapour comprises of

a.

P

b.

P₂

c.

P₃

d.

P₄

Discuss
Answer: (d).P₄
Q22.
Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at __________ °C in absence of air.

a.

50-80

b.

250-400

c.

1000-1200

d.

800-900

Discuss
Answer: (b).250-400
Q23.
Commercial fertilisers are available mostly in the form of

a.

powder

b.

grannules

c.

lumps

d.

flakes

Discuss
Answer: (b).grannules
Q24.
Pick out the wrong statement.

a.

All the nitrogenous fertilisers are not soluble in water.

b.

A straight fertiliser contains only one nutrient.

c.

Calcium cynamide is used as weed killer in onion fields.

d.

The phosphorous nutrient makes the plant stem stronger and increases its branches.

Discuss
Answer: (a).All the nitrogenous fertilisers are not soluble in water.
Q25.
Ammonia synthesis gas is produced from natural gas by

a.

thermal cracking

b.

steam reforming

c.

partial oxidation

d.

hydrogenation

Discuss
Answer: (b).steam reforming
Q26.
P₂O₅ content in triple superphosphate is about __________ percent.

a.

42-50

b.

15-20

c.

85-90

d.

70-75

Discuss
Answer: (a).42-50
Q27.
H₃PO₄ is the chemical formula of __________ phosphoric acid.

a.

pyro

b.

ortho

c.

meta

d.

none of these

Discuss
Answer: (b).ortho
Q28.
Heating of orthophosphoric acid to 250°C produces

a.

metaphosphoric acid

b.

pyrophosphoric acid

c.

no change in it

d.

none of these

Discuss
Answer: (b).pyrophosphoric acid
Q29.
Vapor phase reaction of ammonia & nitric acid to produce ammonium nitrate is termed as the __________ process.

a.

Haber's

b.

Stengel

c.

Le-chatlier's

d.

Du-pont's

Discuss
Answer: (b).Stengel
Q30.
Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N₂ & H₂ is high. The presence of promoter along with the catalyst helps in __________ of the catalyst.

a.

stabilisation

b.

increasing the effectiveness

c.

improving the strength & heat resistance

d.

all a, b & c

Discuss
Answer: (d).all a, b & c
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