Fertiliser Technology MCQ Questions & Answers

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Each section contains 100 MCQs on Fertiliser Technology .

Commercial production of hydrogen for the manufacture of nitrogeneous fertilisers is done by

A) Steam reforming of naphtha and cracking of natural gas B) Electrolysis of water C) Cryogenic separation of hydrogen from coke oven gas D) All of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Which of the following nitrogenous fertilisers has the highest percentage of nitrogen?

A) Calcium nitrate B) Calcium ammonium nitrate (CAN) C) Urea D) Ammonium sulphate

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

CO₂ present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in

A) Mono-ethanolamine (MEA) B) Slaked lime C) Ammoniacal liquor D) Methyl-Ethyl Ketone (MEK)

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Urea is a better fertilizer than ammonium sulphate, because

A) It is cheaper B) Nitrogen content is higher C) It is not poisonous D) It is easy to manufacture

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which is the best fertiliser for paddy?

A) Ammonium sulphate B) Nitro-phosphate C) Superphosphate D) Potassium nitrate

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Rock phosphate constitutes mainly of

A) Fluorapatite B) Di-calcium phosphate C) Mono-calcium phosphate D) Di-ammonium phosphate

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Electric furnace method for production of phosphorous uses phosphate rock

A) And phosphoric acid B) And coke C) And sulphuric acid D) Silica and coke

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Reaction of orthophosphoric acid with soda ash produces

A) Sodium tripolyphosphate (STPP) B) Tricresyl phosphate C) Tributyl phosphate D) Nitrophosphate

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Pick out the correct statement.

A) Reaction of NH₃ with HNO₃ to produce (NH₄)₂NO₃ is endothermic B) With increase in NH₃/CO₂ ratio, urea yield decreases for a given temperature, pressure and total feed rate C) Biuret (an intermediate during urea manufacture) is toxic to seeds and animals D) Both B and C

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

100

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 & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

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Fertiliser Technology MCQ Questions & Answers | Chemical Engineering