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 20 of 21

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Q191.
Monte catini process is a widely used process for the manufacture of

a.

urea

b.

calcium ammonium nitrate

c.

triple superposphate

d.

none of these

Discuss
Answer: (a).urea
Q192.
Reaction of __________ acid with phosphate rock produces superphosphates.

a.

hydrochloric

b.

sulphuric

c.

nitric

d.

phosphoric

Discuss
Answer: (b).sulphuric
Q193.
Reaction of nitric acid and sulphuric acid with phosphate rock produces

a.

nitrophosphate

b.

diammonium phosphate

c.

tricresyl phosphate

d.

tributyl phosphate

Discuss
Answer: (a).nitrophosphate
Q194.
In the manufacture of orthophosphoric acid by strong H₂SO₄ leaching wet process, keeping the reactor temperature above 100°C, results in the formation of undesriable

a.

CaSO₄ .1/2H₂O and CaSO₄ crystals

b.

pyrophosphoric acid

c.

metaphosphoric acid

d.

all (a), (b) and (c).

Discuss
Answer: (a).CaSO₄ .1/2H₂O and CaSO₄ crystals
Q195.
Hydrogen is recovered from coke oven gas on commercial scale (as practised in fertiliser plant at Rourkela) by

a.

adsorption on palladium.

b.

cryogenic operations (low temperature cooling).

c.

absorption (using ethanolamine or pyragalloll solution).

d.

none of these.

Discuss
Answer: (b).cryogenic operations (low temperature cooling).
Q196.
Heating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of

a.

phosphoric acid.

b.

superphosphate.

c.

phosphorous.

d.

triple superphosphate.

Discuss
Answer: (c).phosphorous.
Q197.
Which of the following does not come under the category of 'micro-nutrient' for plant growth?

a.

Chlorine

b.

Iron

c.

Boron

d.

Carbon

Discuss
Answer: (d).Carbon
Q198.
The composition of fresh feed to the high temperature, high pressure urea autoclave is

a.

excess liquid ammonia and liquefied CO₂.

b.

excess liquid ammonia and compressed CO₂ gas.

c.

liquid ammonia and excess compressed CO₂.

d.

compressed ammonia gas and excess compressed CO₂.

Discuss
Answer: (b).excess liquid ammonia and compressed CO₂ gas.
Q199.
__________ is required more for leafy crops.

a.

Nitrogen

b.

Phosphorous

c.

Potassium

d.

Carbon

Discuss
Answer: (a).Nitrogen
Q200.
Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the

a.

osmotic pressure of the soil water becomes less than that of the plant sap.

b.

soil becomes too alkaline.

c.

osmotic pressure of the soil water becomes higher than that of the plant sap.

d.

soil becomes too acidic.

Discuss
Answer: (c).osmotic pressure of the soil water becomes higher than that of the plant sap.
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