| Post Name | OTHER RESEARCH ASSISTANT - CHEMISTRY |
|---|---|
| Department | FISHERIES |
| Question Paper Code | 056/2016 |
| Date of Test | 22 April 2016 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
The radiant energy of sun is due to
Answer
C. nuclear fusion
2
Radial probability at the nucleus is
Answer
B. zero
3
Cadmium in a nuclear reactor acts as
Answer
C. neutron absorber
4
The ionization potential of the atom is not affected by
Answer
A. electro neutrality with protons
5
Calculated bond order of super oxide ion is
Answer
A. 1.5
6
The geometrical shape of the molecule sulphur tetra fluoride Is |
Answer
B. see saw
7
The percentage p-character in the orbitals forming P-P bonds in phosphorus
molecule
Answer
D. 75
8
The electronic configuration of an element is 1s? 25" 2p°3s°3p°3d"4s'. This
represents its
Answer
B. ground state
9
Which of the following element has highest value of ionization potential ?
Answer
D. helium
A 3
10
The first experimental evidence of de-Broglie's hypothesis came from the
experiments of
Answer
B. Davison and Germer
11
Human body is an example of
Answer
A. open system
12
If a refrigerator's door is kept open then
Answer
B. room will be heated
13
The rate of reaction does not depend on
Answer
Question Cancelled
14
The efficiency of a heat engine is maximum when
Answer
D. the temperature difference of source and sink is maximum
15
A spontaneous change is one in which the system suffers
Answer
B. a lowering of free energy
16
The unit and value of rate constant and that of rate of reaction are same for
Answer
C. zero order
17
The activation energy of a reaction is zero. But the rate constant of reaction
Answer
A. increases with increase in temperature
18
Iffora first order reaction, the values of A and Ea are 4 x 10'’sec”’ and 98.6 KJ/mol
respectively, then at what temperature will its halt life period be 10 minutes ?
Answer
D. 311,.15K
19
Which among the following compound is a state function ?
Answer
B. internal energy
20
The pH of a solution is 5.0. Its hydrogen ion concentration is decreased hundred
times. The solution then will be
Answer
C. neutral
21
AnS Ne reaction at an asymmetric carbon of a compound always gives
Answer
B. a product with opposite optical rotation
22
The reaction of propene with HOC! proceeds via the addition of
Answer
C. Cl" in the first step
23
The two forms of
Answer
B. anomer
24
Compounds containing chromophoric groups are called
Answer
A. chromogens
25
Bakelite is a polymer of
Answer
B. phenol and formaldehyde
26
The formation of 2-aminopyridine by reaction between pyridine and sodamide is known as
Answer
B. Chichibabin reaction
27
Which is the strongest base?
Answer
C. dimethyl amine
28
Hyper conjugation involves
Answer
A. delocalisation of σ electrons with an adjacent π bond
29
Gun cotton is
Answer
D. cellulose trinitrate
30
Which carbanion is more stable?
Answer
A. methyl carbanion
31
The square of standard deviation
Answer
C. variance
32
Student’s t test was contributed by
Answer
A. William Gosset
33
In thin layer chromatography the spots of colourless compounds which are invisible to the eye can be detected by using
Answer
B. iodine
34
The light source in AAS
Answer
D. hollow cathode lamp
35
Eutrophication is due to
Answer
B. common nutrients
36
A secondary pollutant
Answer
C. smog
37
Temporary hardness is due to
Answer
A. bicarbonates of calcium and magnesium
38
The disease caused by iron in drinking water
Answer
B. siderosis
39
A green house gas
Answer
D. carbon dioxide
40
A pathogen is
Answer
A. salmonella typhi
41
In captive breeding which weed fishes are cultured together?
Answer
A. Grass carp, Gourami
42
In which State of India Rampani nets are used for fishing?
Answer
A. Karnataka
43
World Fisheries Day is
Answer
A. November 21
44
Which country comes first in both capture and culture fisheries?
Answer
B. China
45
Phytoplankton contains C : N : P in the ratio of
Answer
A. 100 : 17 : 2.4
46
The science dealing with the various systems of inland waters, usually fresh water, is called
Answer
A. Limnology
47
Phytoplankton contains
Answer
B. 100: 16:2.4
48
Which areas in the oceans are rich in fish population?
Answer
A. Upwelling area
49
In captive catfish breeding, the stocking density is
Answer
D. 2–3 fishes/m²
50
Lakes, Ponds, Bogs, swamps
Answer
B. Pelagic region
51
Name a weedicide used in aquaculture ponds to eradicate the weeds.
Answer
A. 2, 4-D
52
Stocking density of nauplii of shrimp in larval rearing tanks is
Answer
D. 100/L
53
What is the optimum range of water quality parameters for successful seed
production of M. Rosenbergii?
Answer
C. 20°C, pH— 6.0-9.0, Salinity— 10-15%
54
The fish poison Derris powder contains is
Answer
A. Rotenone
55
In aquaculture, hatching hapa has
Answer
B. Two rectangular enclosures
56
Which among the following is called as aquatic chicken ?
Answer
B. Sea bass
57
The fish poison Derris powder contains is
Answer
B. MS 222
58
Chlorella culture thrives well in the salinity range of
Answer
B. 10-20 ppt
59
Carrying capacity of one ha ponds fed with protein rich pellet is
Answer
A. About 2,680 kg
60
Breeding traps are generally used for
Answer
C. Livebearers
61
Supplemental diets in aquaculture are intended
Answer
C. To help support the natural food
62
Protein requirement is generally high for
Answer
A. Smallerfish
63
The serious health problem in fish fed artificial feed stored in damp conditions
due to a toxic metabolite produced by certain fungi is
Answer
C. Aflatoxicosis
64
Limivorous fish feed mainly on
Answer
D. Algae and micro-organisms in mud
65
Probiotics are commonly used in shrimp farming for
Answer
C. Control disease
66
Which monogenean trematode causes gill disease in carps ?
Answer
B. Dactylogyrus
67
Study of abnormal embryonic growth is
Answer
A. Teratology
68
Antibiotics are mostly prepared from
Answer
B. Actinomyces
69
Velvet disease is caused by
Answer
A. Protozoan
70
Epizootic ulcerative syndrome in fish is spread due to
Answer
B. Aphanomyces
71
A non-protein nitrogen matter involved in bitter taste of fish is
Answer
C. Hypoxanthine
72
Biotoxin in seafood is
Answer
A. Ciguatera
73
Super chilling temperature is
Answer
D. Below-1°C
74
Neurotoxin in canned fish caused by
Answer
A. C. botulinum
75
Torrymeter is used for
Answer
B. Freshness test
76
Fish maws is prepared from
Answer
B. Fish silage
77
Atorm of food poisoning caused by histamine
Answer
A. Scombroid poisoning
78
Shark oil contains
Answer
A. Keratin
79
The role of micro-organisrns in spoilage of foods was first reported by
Answer
A. Kircher
80
Maggot infestation is common in
Answer
D. Salt dried fish
A “12:
“a ¢
81
The science which deals with the study about ants is known as
Answer
C. Formicology —_
82
‘Sunny Days’ is the Autobiography of
Answer
A. Sunil Gavaskar
83
Which day is celebrated as National Mathematical Day ?
Answer
D. December 22
84
Which is the first bank of India ?
Answer
B. Bank of Hindustan
85
The age of retirement of the Judges of the High Court is
Answer
D. 62 years
86
The concurrent list of Indian Constitution contains
Answer
C. 47 subjects
87
Which of the following is not an indirect tax ?
Answer
A. Land tax
88
The MERS disease is first reported in
Answer
B. Saudi Arabia
89
The first women who won the ‘Rajeev Gandhi Khel Ratna Purascar
Answer
A. Sania Mirza
90
The National Human Rights Commission is established in
Answer
D. 1993
91
The country which introduced NOTA for the first time
Answer
B. France
92
Who is the first Chief Minister of Telengana State ?
Answer
C. Chandra Sekhara Rao
93
Who was the founder of ‘Atma Vidya Sangham' ?
Answer
B. Vagbhadananda
94
Which among the following is known as the ‘Magna Carta’ of Travancore ?
Answer
D. Pandarappatta Vilambaram
95
Who was the founder of the Magazine ‘Al-Islam’ ?
Answer
C. Vakkom Abdul Quadir Maulavi
96
Who was the ruler of Travancore during the Channar Agitation ?
Answer
A. Uthram Thirunal
97
Who introduced Pension Scheme on retirement from Govt. service ?
Answer
C. Col. MonRoe
98
The first Governor of Kerala State
Answer
A. B. Ramakrishna Rao
99
The Electricity Agitation in Cochin was took place in the year
Answer
D. 1936
100
Saka Era was founded by
Answer
B. Kanishka
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