| Post Name | STATION OFFICER (TRAINEE) |
|---|---|
| Department | FIRE AND RESCUE |
| Question Paper Code | 080/2015 |
| Date of Test | 24 April 2015 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
When a cylinder is twisted, the ‘internal couple of forces developed within it due to elasticity
18 called :
Answer
C. torsional couple
2
Ina diesel engine the working substance is :
Answer
C. Air
3
When a charged particle moves th rough magnetic field, the force acti ng on itis called :
Answer
B. Lorentz force
4
In electronics, the device used to convert 4.c power to d.c power is:
Answer
B. Reetifier
5
In Newton's rings arrangement, the’ radius of curvature of the lens is ] m. 10% and 15‘ dark
fringes have diameter 0.45em and 0.5Gem respectively. The wavelength of light used to
Uluminate is
Answer
B. 45.6«10°'m
6
The light is guided in an optical fiber is on the principal of :
Answer
C. Total internal reflection
7
In communication system, the type of modulation which is not widely used in radio and TV
transmission ig :
Answer
A. Phase Modulation
8
The apparent weight of a person in a freely falling elevator is :
Answer
D. Zero
j 9. The existence of which elementary particle was con firmed by the data from Large Hadron
Collider LHC in 20137
9
The existence of which elementary particle was confirmed by the data from Large Hadron
Collider LHC in 2013?
Answer
B. Higgs Boson
10
According to Theory of Relativity the time ‘nterval measured in a frame moving with very
high speed is ;
Answer
B. Longer than proper time
11
The value of velocity of sound in air is:
Answer
B. 333.16 m/s
12
In LASERs, if N₁ is number of atoms in ground level and N₂ that in higher energy level, the population inversion is achieved when :
Answer
A. N₂ > N₁
13
A pencil is viewed through a calcite erystal. Two images are seen. The cause of this
phenomenon is :
Answer
C. Double refraction
14
In radioactivity, the radiation which 1s produced by the transformation of particles in the
nucleus 18 :
Answer
B. Beta rays
15
The part of electromagnetic radiation with smallest wavelength is:
Answer
D. Gamma ray
16
A gaseous plant hormone 1s:
Answer
B. Ethylene
17
Palynology is the study of :
Answer
D. Pollen grains
18
Palynology is the study of :
Answer
C. Palme
19
When stomata open, guard cells are:
Answer
A. Flaecid
20
Histogen theory was proposed by :
Answer
D. Haberlandt
21
In Lamiaceae, the androecium is:
Answer
Question Cancelled
22
A group of organisms which can be a member of Monera or Protista or Plantae : rip
Answer
A. Cyanobacteria .
23
The source of O, is liberated in photosynthesis is - ;
Answer
C. H,0O,
24
How many female flowers occur in a cyathodium?
Answer
Question Cancelled
25
In angiosperms, functional megaspore develops into: :
Answer
B. Embryo sac
26
The endosperm of gymnosperm is:
Answer
A. Haploid
27
Polyploidy can be induced with the help of :
Answer
C. Colchicine
28
Algal zone of coralloid root of Cycas generally has:
Answer
B. Blue-green algae
29
Agar is extracted from the members of:
Answer
D. Red algae
30
The individual unit of perianth is :
Answer
A. Tepal
31
What is the role of kidney in mammals?
Answer
D. . Removal of nitrogenous wastes and maintenance of water levels
32
Hormone Vasopressin helps :
Answer
A. To increase the amount of water resorbed in the kidney
33
Which of the following statement is correct for a pathogen?
Answer
B. ‘They are all infectious
34
Select the most accepted sequence in human evolution :
Answer
D. Ramapithecus - Homo habilis -» Homo erectus — Homo sapiens
80/2015 . 6 A
35
Convergent evolution will result in :
Answer
B. Analogous organs
36
Organ transplanted individuals are given drugs to minimize the rejection of transplanted
organs. How do these drugs work?
Answer
C. They suppress the immune response in the organ transplanted individual
37
What is the major difference between active and passive transport?
Answer
C. Active transport requires energy input; while passive transport does not
38
The number of sex chromosomes that a human female can inherit from mother is
Answer
C. 1
39
T-Lymphocytes are part of :
Answer
B. Cell mediated immune response
40
Sericulture is associated with :
Answer
C. Bombyx
41
Proteins that are designed to be exported outside of the cell are synthesized on/in :
Answer
B. Rough Endoplasmic Reticulum
42
Which of the following is our National Animal?
Answer
A. Panthera tigris
43
Good Ozone is found in:
Answer
D. Stratosphere
44
A person with sickle cell anaemia has advantages over the disease :
Answer
C. Malaria
45
Which group of animals belongs to the same phylum?
Answer
A. Butterfly, Scorpion, Ants
46
The slope of the curve y = 1/x at x = 1 equals :
Answer
C. −1
47
If f is continuous and ∫₁² f(x)dx = −4 and ∫₁⁵ f(x)dx = 6 then ∫₂⁵ f(x)dx = :
Answer
B. 10
48
lim x→1 (1 − √x)/(1 − x) is:
Answer
A. 1/2
49
The Parametric form of x² + y² = 4 is:
Answer
A. (2 cos θ, 2 sin θ)
50
The value of sinh⁻¹ 1 using logarithm is :
Answer
A. log(1 + √2)
51
The value of sinh 11 using logarithm is :
Answer
A. log(t «2)
52
The order of the largest square sub matrix whose determinant is not zero is called:
Answer
C. Rank
53
The order of the largest square sub matrix whose determinant is not zero is called :
Answer
C. Rank
54
Identify the function which when differentiate or integrate is unaltered:
Answer
C. eˣ
55
Identify the function which when differentiate or integrate is unaltered:
Answer
A. sin x
56
Projection of a⃗ in the direction of b⃗ is :
Answer
A. (a⃗·b⃗)/|b⃗
57
A vector point function f is said to be solenoidal in a region if:
Answer
A. div f⃗ = 0
58
The matrix | 0 5h 0) 15
Answer
Question Cancelled
59
The matrix A is singular if:
Answer
C. |A| = 0
60
If a, b, e are coplanar vectors then:
Answer
B. |a, 6, ceo
[ i Sy a 7] a E : =F ie
61
— is a non reducing sugar.
Answer
D. Sucrose
62
————— is used particularly to test the adulteration of butter
Answer
C. Reichert Meiss! Number
63
Poly styrene is polymer.
Answer
A. Addition
64
Hypois: ;
Answer
B. Sodium Thiosulphate
65
Bond order of zero indicates :
Answer
B. The species does not exist.
66
The matrix)/0 5 (Q/ isa:
| lo 0 5 | |
Answer
A. Square matrix
67
The permanent displacement of shared electron pairs in a carbon chain towards the more
electronegative group is —_——_—_—__ effect.
Answer
D. Hyperconjugative
68
Additive sidewise overlap of p orbitals results in the formation of ——————___ molecular
orbital.
Answer
A. «
69
Which of the following molecule has zero dipale moment? -
Answer
C. C) CHeCls
70
General Formula of alkyne series is -
Answer
C. PbsO4
71
EKed Lead is:
Answer
B. PbOs
72
Lead present in silver is removed by :
Answer
A. Liquation
73
—————__ i the purest form of carbon.
Answer
B. AH
74
Acidity of sodium bicarbonate is :
Answer
D. y 1
S0/2015
75
Secondary Standard is :
Answer
C. NaOH
76
DDTis:
Answer
A. Insecticide
77
The-number of vibrational degrees of freedom of CO molecule is :
Answer
C. 1
78
Which of the following regarding 3d orbital is correct?
Answer
D. n = 3, l = 2, m = 1
79
The hybridization of Be in BeCle molecule is :
Answer
A. sp
80
Butter is an example of ——————— type colloid.
Answer
B. Gel
81
Who was the founder of “Samathua Samajami”? .
Answer
C. Vaikunda Swamikal
82
Who is the author of the work “Jathikummi"?
Answer
B. Pandit Karupan
83
Arnnos Pathiri, who prepared the first Malayalam Dictionary belongs to which country?
;
Answer
Question Cancelled
84
Who wrote “Kudiyozhikkel”?
Answer
A. Vailoppally
85
Channar agitation come to an end under the direction of the Mad ras governor :
Answer
B. Haris
86
Point out the importance of the satellite ‘Meghatropics’ in relation to its field of atudy :
Answer
B. Climate change
87
Wakhan Pass exists in which country? te
Answer
C. Afganistan
88
Which is the major reason for global warming? |
Answer
A. } Carbon Dioxide ;
89
. 89. Barmuda Triangle belongs to which ocean :
Answer
D. Atlantic
90
Which country controls the military camp ‘Diagogartia’?
Answer
A. U.S.A,
91
Who is the Indian citizen, who reached the north pole and the south pole?
Answer
B. Ajith Bajaj
92
Author of the work “Long walk to Freedom” :
Answer
D. Nelson Mandela
93
Which is supposed to be the reason for the death of Yaser Arafath?
Answer
D. Poloniyam
94
Who is the first Indian woman to be appointed to the post of right to information
commissioner? ‘
Answer
B. Deepak Sandu
95
The project ‘Obama Care’ is related to:
Answer
B. Health care
96
Which British Prime Minister expressed regrets on the Jallianwala Bagh tragedy?
Answer
D. David Cameron
97
Which country gave political asylum to Edward Snoden?
Answer
D. Russia
98
‘Burgegaleefa’ is situated in which city?
|
Answer
B. Dubai
99
Who is the leader of the protest movement against Kudamkulam nuclear reactor project?
Answer
D. Udaya Kumar |
100
Who is the only Indian woman to be appointed to the post of Chief Election Commissioner?
Answer
B. V.5. Ramadevi
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