Download GTU B.Tech 2020 Summer 8th Sem 2180509 Fertilizer Technology Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Summer 8th Sem 2180509 Fertilizer Technology Previous Question Paper

Seat No.: ________
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER?VIII EXAMINATION ? SUMMER 2020
Subject Code: 2180509
Date: 29/10/2020
Subject Name: Fertilizer Technology
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.
Q.1 (a) What is the role of essential elements in plant growth?
03

(b) Write a short note on fertilizer production and consumption in India.
04

(c) Explain about classification of fertilizers.
07


Q.2 (a) Mention the industrial applications of ammonia.
03

(b) Discuss about the major engineering problems in the manufacturing of
04
nitric acid.

(c) With a neat sketch, describe manufacturing process of ammonia by Haldor
07
Topsoe Process.


OR


(c) With process flow diagram, describe the manufacturing of urea by
07
Stamicarbon's CO2 stripping process.



Q.3 (a) Mention applications of Urea.
03

(b) With process flow diagram, describe any one method of production of
04
Ammonia synthesis gas.

(c) Explain manufacturing of Nitric Acid by pressure ammonia oxidation
07
process.


OR

Q.3 (a) Explain concentration of Nitric acid by Mg(NO3)2.
03

(b) Briefly explain the storage and transportation of ammonia.
04

(c) Explain manufacturing of Ammonium nitrate by Prilling process.
07



Q.4 (a) Draw neat diagram of Kellogg ammonia converter with all nomenclature.
03

(b) Describe chemical and physical properties of nitric acid.
04

(c) Explain in detail manufacturing of potassium nitrate.
07

OR

Q.4 (a) Describe physical and chemical properties of Potassium Chloride.
03

(b) Give applications of potassium nitrate.
04

(c) With neat flow sheet discuss manufacturing of potassium chloride from
07
Sylvinite.



Q.5 (a) Mention applications of fertilizers considering Nutrient.
03

(b) Describe about secondary nutrients.
04

(c) Describe in detail about Phosphate-solubilizing bio-fertilizers.
07


OR
Q.5 (a) Explain the need of bio-fertilizers.
03
(b) Write a short note on Macro elements and Micro elements of fertilizers.
04
(c) Explain any one method of preparation of bio-fertilizers.
07
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