M.Sc. (A.G.P.A.) (Semester-IV) (CGPA) Examination, 2017
MANUFACTURE OF AGROCHEMICALS
Day Date: Monday, 24-04-2017 Max. Marks: 70
Time: 02.30 PM to 05.00 PM
Instructions: All questions are compulsory.
Attempt any Two questions from Section II.
Attempt any Two questions from Section III.
All questions carry equal marks.
SECTION-I
Q.1 Choose the most correct answer (one mark each) 14
Distillation is a process in which components are separated
from the mixture.
Solid Volatile
Water Gas
Gas absorption is known as
Absorption of gas in solid
Absorption of gas in solid surface
Absorption of gas in liquid phase
All of these
Two solvents involved in solvent extraction should be
Miscible Immiscible P
Partially miscible All of these
A generalized fragment usually an ion produced by a
disconnection is
Synthon Synthetic equivalent P
Reagent Target molecule
The M+2 peack in mass spectra is observed due to presence of
isotopes of
Br Cl C H P
The reaction in which only one set of stereoisomer's is formed
predominantly is called Reaction.
Stereospecific Public union
Stichiometric None of these
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plays an important role in wage and salary administration
Labour union
Public union
Employer employee union
Trade union
Development is the step between applied research and
production
Initial Intermediate I
Final All of these
The BSI kitemark is applied to goods.
Electrical
Non-electrical and electrical
Mechanical
Chemical
10) Maneb is manufactured by using ethylene diamine and
Carbon monoxide and acid
Carbon disulphide and alkali
Carbon dioxide and alkali
Oxygen and alkali
11) Captan is manufactured by using
Phthalic acid Tetrahydrophthalimide I
Phthalimide None of these
12) cost includes the cost of interaction and testing of goods
at various stages of manufacture.
Failure
Optimizing
Prevention
Appraisal
13) The performance of an evaporator is evaluated in terms of
Economy Capacity W
Efficiency Economy
14) The liquids which undergoes decomposition at their boiling points
can be separated by
Simple distillation
Steam distillation
Distillation under reduced pressure
Fractional Distillation
SECTION II
Q2 Explain the construction working of sand filters. 7
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Write functions of personnel manager.
Q3 Define disconnection explain different types of disconnections 7
Describe importance kinds of first aids.
Q4 What are main aims of R and 7
Plan the synthesis of 4-D and Carbaryl by using retrosynthetic
approach.
7
SECTION II
Q5 Describe contaminates crystallizer 5
Write synthesis and unit process of dimethoate. 5
Write note on chemo selectivity. 4
Q6 Describe steam distillation of a zoetrope's 5
Write synthesis and unit process of captain 5
Write note on ASTM and BIS specifications. 4
Q7 Describe purpose of HRD 5
Describe health education for workers in industries 5
Write note on batch reactor. 4