DENTAL MECHANIC GR II -HEALTH SERVICES

FINAL ANSWER KEY
Question Paper Code: 47/2017/OL
Category Code: 333/2016
Exam: Dental Mechanic Gr II
Medium of Question: English
Date of Test 15-06-2017
Department Health Services
Alphacode A
Question1:-The Tropic of cancer does not pass through
A:-Rajasthan
B:-Orissa
C:-Chattisgarh
D:-Tripura
Correct Answer:- Option-B
Question2:-Which one of the following is the longest river of the Peninsular India ?
A:-Narmada
B:-Krishna
C:-Godavari
D:-Mahanadi
Correct Answer:- Option-C
Question3:-Which one of the following is the largest coal fields in India ?
A:-Durkh
B:-Jharia
C:-Kultti
D:-Sunderghad
Correct Answer:- Option-B
Question4:-The name of North Eastern Monsoon
A:-Edavappathi
B:-Thulavarsham
C:-Kalbaisakhi
D:-Mangoshower
Correct Answer:- Option-B
Question5:-Who written “the poverty and Un British Rule in India” ?
A:-Gopala Krishna Gokhale
B:-Ramesh Chandra Dutti
C:-Dadabhai Navaroji
D:-Bala Gangadhar Thilak
Correct Answer:- Option-C
Question6:-How many delegates has attended the first session of the Indian National Congress ?
A:-75
B:-92
C:-112
D:-72
Correct Answer:- Option-D
Question7:-The `12^(th)` five year plan will be operative for the period
A:-2010 – 2015
B:-2011 – 2016
C:-2012 – 2017
D:-2013 – 2018
Correct Answer:- Option-C
Question8:-Which five year plan launched the ‘Rajiv Aarogyasri Health Scheme” ?
A:-`12^(th)`
B:-`11^(th)`
C:-`10^(th)`
D:-`8^(th)`
Correct Answer:- Option-A
Question9:-Name the first solar powered ferry boat launched in Kerala for public transport.
A:-Dhruv
B:-Bhim
C:-Arjun
D:-Aditya
Correct Answer:- Option-D
Question10:-Which city in Kerala has been declared as the Elderly-Friendly city of State on January 14, 2017 ?
A:-Kannur
B:-Kochi
C:-Kozhikode
D:-Kollam
Correct Answer:- Option-C
Question11:-Name the first social reformer, conducted “Panthi Bojanam”.
A:-Thycand Ayya
B:-Ayya Vaikundar
C:-Ayyankali
D:-Kumaranasan
Correct Answer:- Option-A
Question12:-Name the person when Gandhiji visited him in 1934 and called him “Pulayaraja”.
A:-Pandit Karuppan
B:-Thycand Ayya
C:-Ayya Vaikundar
D:-Ayyankali
Correct Answer:- Option-D
Question13:-Name the founder of Nasrani Deepika 1846.
A:-Sister Niveditha
B:-Sir. Alphonsamma
C:-Poikayil Yohannan
D:-Kuriakose Elias Chavara
Correct Answer:- Option-D
Question14:-Which social reformer initiated Koyal conference in 1913 ?
A:-Pandit Karuppan
B:-Velukutty Arayan
C:-Arattupuzha Velayudhan
D:-Sahodaran Ayyappan
Correct Answer:- Option-A
Question15:-Name the father of Kerala Renaissence
A:-Chattampi Swami
B:-Kumara Guru
C:-Sree Narayana Guru
D:-Vagbhatananda
Correct Answer:- Option-C
Question16:-Which state has recently launched India’s first student start up and innovation policy ?
A:-Goa
B:-Gujarat
C:-Himachal Pradesh
D:-Kerala
Correct Answer:- Option-B
Question17:-National Youth Day
A:-`2^(nd)` February
B:-`14^(th)` March
C:-`10^(th)` April
D:-`12^(th)` January
Correct Answer:- Option-D
Question18:-Who are the winners of the 2017 Premeier Badminton League ?
A:-Chennai Smashers
B:-Kerala Strickers
C:-Mumbai Strickers
D:-None of these
Correct Answer:- Option-A
Question19:-Who won the Best Actor in Kerala State Film Award 2016 ?
A:-Manikandan
B:-Dhulkkar Salman
C:-Vinayakan
D:-Sowbin
Correct Answer:- Option-C
Question20:-Which eminent Carnatic Vocalist, play back singer and composer passed away recently ?
A:-M. Balamuralikrishnan
B:-Gireesh Puthencherry
C:-Udhaya Banu
D:-None of these
Correct Answer:- Option-A
Question21:-Impression plaster containing potato starch is called.
A:-Plaster of Paris
B:-Soluble plaster
C:-Anti-expansion solution
D:-Die
Correct Answer:- Option-B
Question22:-Packing the resin in sandy stage causes
A:-Distortion
B:-Porosity
C:-Inhomogeneous colour
D:-Increased strength
Correct Answer:- Option-B
Question23:-Wash or corrective impression is done by
A:-Impression plaster
B:-Impression paste
C:-Alginate
D:-Agar
Correct Answer:- Option-B
Question24:-Green shrinkage is seen in
A:-Gypsum products
B:-Agar impression material
C:-Firing of Porcelain
D:-Silicate bonded investment
Correct Answer:- Option-D
Question25:-Model cement is
A:-Impression compound
B:-Resin bonded cement
C:-Sticky wax
D:-Soldering investment
Correct Answer:- Option-C
Question26:-The most commonly used accelerator in gypsum product is
A:-Sodium fluoride
B:-Potassium fluoride
C:-Potassium sulfate
D:-Aluminum sulfate
Correct Answer:- Option-C
Question27:-Most rigid elastomer is
A:-Polyether
B:-Polysulfide
C:-Addition silicone
D:-Condensation silicone
Correct Answer:- Option-A
Question28:-Die hardening agent is applied in the
A:-Finish line area
B:-Functional cusp bevel area
C:-Everywhere but 0.5 mm short of finish line
D:-All around the die
Correct Answer:- Option-C
Question29:-First jaw relation to be recorded in complete denture fabrication is
A:-Vertical
B:-Horizontal
C:-Orientation
D:-Either 1 or 2
Correct Answer:- Option-A
Question30:-More labial inclination is given to which tooth during teeth setting
A:-Mandibular lateral incisor
B:-Maxillary lateral incisor
C:-Mandibular central incisor
D:-Maxillary central incisor
Correct Answer:- Option-D
Question31:-Minimum crown root ratio is
A:-1 : 1
B:-1 : 2
C:-1 : 3
D:-2 : 3
Correct Answer:- Option-A
Question32:-Most acceptable margin design for an all ceramic restoration is
A:-Feather edge
B:-Chisel edge
C:-Chamfer
D:-Shoulder
Correct Answer:- Option-D
Question33:-Indirect retainer is not indicated in Kennedy class
A:-I
B:-II
C:-III
D:-IV
Correct Answer:- Option-D
Question34:-The term Tripoding relates to
A:-Complete dentures fabrication
B:-Mounting of casts on articulator
C:-Surveying of master cast
D:-Disinfection of an impression
Correct Answer:- Option-C
Question35:-Graphite is used in dental soldering as
A:-Flux
B:-Antiflux
C:-Filler
D:-Investment
Correct Answer:- Option-B
Question36:-High noble alloy used for metal ceramic alloys is
A:-Gold – Palladium
B:-Silver – Palladium
C:-Palladium – Cobalt
D:-Gold – Silver
Correct Answer:- Option-A
Question37:-Passivating effect is provided by formation of
A:-iron oxide
B:-chromium oxide
C:-titanium carbide
D:-chromium carbide
Correct Answer:- Option-B
Question38:-The accepted polymer : monomer ratio of heat cure acrylic resin is
A:-1 : 3
B:-3 : 1
C:-1 : 2
D:-2 : 1
Correct Answer:- Option-B
Question39:-The initiator used in heat cured acrylic resin is
A:-Propylene glycol
B:-Benzoyl peroxide
C:-Glycol dimethacrylate
D:-Hydroquinone
Correct Answer:- Option-B
Question40:-The lightness or darkness of a colour is known as
A:-Hue
B:-Valve
C:-Chroma
D:-Saturation
Correct Answer:- Option-B
Question41:-Which is the fourth state of matter?
A:-Solid
B:-Liquid
C:-Vapour
D:-Colloid
Correct Answer:- Option-D
Question42:-Silica is mixed with plaster to increase the
A:-Refractoriness
B:-Dimensional stability
C:-Flow
D:-Reproduction of detail
Correct Answer:- Option-A
Question43:-The initiator for light activated resin is
A:-Visible light
B:-Camphoroquinone
C:-Benzoyl peroxide
D:-Propylene glycol
Correct Answer:- Option-B
Question44:-Among the factors affecting balanced occlusion, which is not controlled by the operator is
A:-Incisal guidance
B:-Condylar guidance
C:-Plane of occlusion
D:-Compensating curve
Correct Answer:- Option-B
Question45:-The angle made by floor of rest seat with the minor connector must be
A:-Less than 80 degree
B:-Less than 90 degree
C:-More than 90 degree
D:-More than 160 degree
Correct Answer:- Option-B
Question46:-When designing palatal major conectors, relief should be given for
A:-Palatal torus
B:-Ridge area
C:-Elevated mid suture line
D:-Rugae area
Correct Answer:- Option-A
Question47:-Labial bar is indicated when
A:-There is a diastema
B:-There is labial inclination of teeth
C:-There is lingual inclination of teeth
D:-There are periodontally weak teeth
Correct Answer:- Option-C
Question48:-The superior border of lingual bar should lie
A:-At the cingulum of anterior teeth
B:-Deep in the lingual sulcus
C:-At least 4 mm below the gingival margin
D:-At least 7 mm below the gingival margin
Correct Answer:- Option-C
Question49:-Functional cusp bevel is given for
A:-Marginal integrity
B:-Structural durability
C:-Retention and resistance form
D:-To improve the geometry of tooth surface
Correct Answer:- Option-B
Question50:-The minimum gap between true end of casting ring and wax pattern should be
A:-`1/4` inch
B:-`1/2` inch
C:-`3/8` inch
D:-1 inch
Correct Answer:- Option-A
Question51:-Polysulfide material is routinely not used because of
A:-Unpleasant odor and taste
B:-Low accuracy
C:-More permanent deformation
D:-Highest curing shrinkage
Correct Answer:- Option-D
Question52:-Most dimensionally accurate lastomer is
A:-Polyether
B:-Polysulfide
C:-Addition silicone
D:-Condensation silicone
Correct Answer:- Option-C
Question53:-The opacity in ceramics is achieved by adding
A:-Boric oxide
B:-Copper oxide
C:-Silica
D:-Titanium oxide
Correct Answer:- Option-D
Question54:-The component of inlay wax that modifies the toughness and carving characteristics of the wax is
A:-Paraffin
B:-Gumdammar
C:-Carnauba
D:-Ceresin
Correct Answer:- Option-D
Question55:-The first layer of porcelain applied onto metal in Porcelain fused to metal crowns would be
A:-Opaque
B:-Body
C:-Incisal
D:-Dentin
Correct Answer:- Option-A
Question56:-The surface discoloration on a metal or alteration of the surface finish is known as
A:-Tarnish
B:-Corrosion
C:-Passivation
D:-Stabilisation
Correct Answer:- Option-A
Question57:-The primary stress bearing area in mandibular arch is
A:-Crest of the alveolar ridge
B:-Retromolar pad
C:-Buccal shelf area
D:-Pterygomandibular raphae
Correct Answer:- Option-C
Question58:-Retention in maxillary complete denture is provided by
A:-Maxillary tuberosity
B:-Rugae area
C:-Posterior palatol seal area
D:-Fovea palatinae
Correct Answer:- Option-C
Question59:-Mean value or three point articulator comes under
A:-Class I articulator
B:-Class II articulator
C:-Class III articulator
D:-Class IV articulator
Correct Answer:- Option-B
Question60:-The choice of pontic in mandibular posterior region is
A:-Ridge lap
B:-Modified ridge lap
C:-Sanitary
D:-Conical
Correct Answer:- Option-C
Question61:-The ability of a prosthesis to resist displacement in a horizontal direction is called
A:-Retention
B:-Stability
C:-Support
D:-Esthetics
Correct Answer:- Option-B
Question62:-Boxing is done to get
A:-Thickness of cast
B:-Land area of the cast
C:-Tissue surface of cast
D:-Peripheral tissue roll on the cast
Correct Answer:- Option-A
Question63:-The fluoride release is greatest for
A:-Glass ionomer cement
B:-Zinc polycarboxylate cement
C:-Zinc phosphate cement
D:-Zinc oxide eugenol cement
Correct Answer:- Option-A
Question64:-Black casting refers to
A:-Casting contaminated by `NO_(2)` gas
B:-Nodules present on the surface of casting
C:-Incomplete elimination of wax on burnout
D:-Absence of reservoir during casting
Correct Answer:- Option-C
Question65:-The thickness of opaquer in ceramic restorations is
A:-0.1 mm
B:-0.5 mm
C:-0.2 mm
D:-0.3 mm
Correct Answer:- Option-C
Question66:-The best duplicating material available is
A:-Alginate
B:-Agr-Agar
C:-Zinc oxide eugenol
D:-Waxes
Correct Answer:- Option-B
Question67:-The material that is commonly used for implants
A:-Nickel
B:-Cobalt-Chromium
C:-Titanium
D:-Carbon
Correct Answer:- Option-C
Question68:-Commonly used dental flux in soldering is
A:- Graphite
B:-Rouge
C:-Calcium carbonate
D:-Fluoride
Correct Answer:- Option-D
Question69:-Stellate alloys are
A:-Cobalt – Chromium alloys
B:-Nickel – Titanium alloys
C:-Platinum – Palladium alloys
D:-Gold – Silver alloys
Correct Answer:- Option-A
Question70:-The projection of maxillary anterior teeth beyond their antagonists in a horizontal plane is called
A:-Vertical dimension
B:-Over bite
C:-Over jet
D:-Occlusion
Correct Answer:- Option-C
Question71:-Indirect retainer is
A:-Clasp
B:-Rest
C:-Minor connector
D:-Denture base
Correct Answer:- Option-B
Question72:-Combination clasp is
A:-Circumferential clasp
B:-I bar
C:-Cast reciprocal arm and wrought retentive arm
D:-Cast retentive arm and wrought reciprocal arm
Correct Answer:- Option-C
Question73:-Proximal plate is an
A:-Major connector
B:-Minor connector
C:-Indirect retainer
D:-Direct retainer
Correct Answer:- Option-B
Question74:-Which of the following clasps have no reciprocal arm ?
A:-Circumferential clasp
B:-Embrasure clasp
C:-Reverse circlet clasp
D:-I bar
Correct Answer:- Option-D
Question75:-Cantilever bridge replaces
A:-Maxillary central incisor
B:-Mandibular central incisor
C:-Maxillary lateral incisor
D:-Maxillary canine
Correct Answer:- Option-C
Question76:-Which of the following material has got the highest tear strength ?
A:-Polysulfide
B:-Polyether
C:-Addition silicone
D:-Condensation silicone
Correct Answer:- Option-A
Question77:-The principal ingredient by weight in agar hydrocolloid impression material is
A:-Borates
B:-Agar
C:-Hard wax
D:-Water
Correct Answer:- Option-D
Question78:-The water powder ratio of Dental plaster is
A:-0.2 to 0.3
B:-0.3 to 0.4
C:-0.4 to 0.5
D:-0.5 to 0.6
Correct Answer:- Option-C
Question79:-Rouge is used as a polishing agent for
A:-Acrylic
B:-Metal
C:-Gold
D:-Ceramic
Correct Answer:- Option-C
Question80:-Investment used for casting metal-ceramic alloys is
A:-Gypsum bonded investment
B:-Phosphate bonded investment
C:-Silicate bonded investment
D:-Divestment
Correct Answer:- Option-B
Question81:-The ability of a material to be drawn into sheets is called
A:-Malleability
B:-Ductility
C:-Resiliency
D:-Toughness
Correct Answer:- Option-A
Question82:-Which of the following is not a die material ?
A:-Epoxy resin
B:-Type IV dental stone
C:-Electroformed dies
D:-Ceramic
Correct Answer:- Option-D
Question83:-Which of the following landmark limits the extent of mandibular denture ?
A:-Buccal shelf area
B:-Lingual Frenum
C:-Retromolar pad
D:-Buccal frenum
Correct Answer:- Option-C
Question84:-Mean value articulator is based on
A:-Spherical theory of occlusion
B:-Conical theory of occlusion
C:-Bonwills theory of occlusion
D:-Lingualised occlusion
Correct Answer:- Option-C
Question85:-Which of the following classes in Kennedy’s classification does not have any modifications ?
A:-Class I
B:-Class II
C:-Class III
D:-Class IV
Correct Answer:- Option-D
Question86:-External and internal finish lines are associated with
A:-Complete denture
B:-Removable partial denture
C:-Fixed partial denture
D:-Maxillofacial prosthesis
Correct Answer:- Option-B
Question87:-The ideal thickness of base of a cast is
A:-3 – 4 mm
B:-10 – 12 mm
C:-8 – 10 mm
D:-15 – 16 mm
Correct Answer:- Option-D
Question88:-The process of resurfacing the tissue side of a denture with new base material to provide a more accurate fit is
called
A:-Relining
B:-Rebusing
C:-Tissue conditioning
D:-Tissue adaptation
Correct Answer:- Option-A
Question89:-The fusion temperature of impression compound is
A:-43.5°C
B:-39°C
C:-37°C
D:-65°C
Correct Answer:- Option-A
Question90:-The cement which is least soluble in oral cavity is
A:-Glass ionomer
B:-Resin cement
C:-Polycarboxylate cement
D:-Silicate cement
Correct Answer:- Option-B
Question91:-Which of the following cements is more irritant to pulp tissues ?
A:-Glass ionomer
B:-Zinc phosphate
C:-Polycarboxylate
D:-Silicate
Correct Answer:- Option-D
Question92:-The tooth is anchored on to the alveolar bone by means of
A:-Enamel
B:-Dentin
C:-Pulp
D:-Periodontal ligament
Correct Answer:- Option-D
Question93:-Dental formula for human permanent dentition is
A:-2 1 2 3
B:-2 1 0 2
C:-2 1 3 3
D:-2 1 3 2
Correct Answer:- Option-A
Question94:-Cusp of Carabelli is seen in
A:-Maxillary `1^(st)` permanent molar
B:-Mandibular `1^(st)` permanent molar
C:-Maxillary `1^(st)` premolar
D:-Mandibular `1^(st)` premolar
Correct Answer:- Option-A
Question95:-Curing cycle is related to
A:-Composites
B:-Acrylic
C:-Porcelain
D:-Elastomeric impression material
Correct Answer:- Option-B
Question96:-The suspended member of a fixed partial denture that replaces missing tooth or teeth and restores ethetics,
mastication and speech is
A:-Abutment
B:-Pontic
C:-Connector
D:-Retainer
Correct Answer:- Option-B
Question97:-The part of an fixed partial denture that connects pontic and retainer is
A:-Stress breaker
B:-Connector
C:-Indirect retainer
D:-Minor connector
Correct Answer:- Option-B
Question98:-The choice of pontic in maxillary anterior region is
A:-Ovate
B:-Conical
C:-Ridge lap
D:-Sanitary
Correct Answer:- Option-A
Question99:-The central incisors are set at what distance in relation to incisive papilla ?
A:-1 – 3 mm
B:-2 – 4 mm
C:-4 – 6 mm
D:-6 – 8 mm
Correct Answer:- Option-D
Question100:-The most important requirement of major connector is
A:-Esthetics
B:-Should cover cingulum
C:-Should not cover marginal gingiva
D:-Rigidity
Correct Answer:- Option-D