LECTURER IN ZOOLOGY - KERALA COLLEGIATE EDUCATION kerala psc previous question paper
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56/2014
Maximum : 100 marks
Time : 1 hour and 15 minutes

1.The naturalist who independently conceived the idea of natural selection along with Darwin :
(A)’ Alfred Kussel Wallace
(B)Charles Lyell
(C )Joseph Hooker
(D)John Henslow

2.The theory proposed by Stephen Jay Gould and Niles Eldredge to explain Evolution :
(A)Theory of Genetic drift
(B)Theory of punctuatedEquilibrium
(C )Theory of Genetic Equilibrium
(D)Theory of Orthogenesis

3. A system of classification based on the phylogenetic relationships and evolutionary history of groups of organisms :
(A) Phonetics
(B)Phyletics
(C ) Cladistics
(D)Phylogenetics

4.Eight kingdom classification was proposed by : 
(A) R.H. Whittaker
(B)Carl Woese
(C ) Carolus Linnaeus
(D)Cavalier Smith

5.Protein that was used to create the first phylogenetictree based on molecular
(A) Cytochrome A
(B)Cytochrome B 
(C ) Cytochrome C
(D)Cytochrome D

6.Malaise traps are used to collect: 
(A) Birds
(B)Insects
(C ) Mammals
(D)Plankton

7.The loss of genetic variation that occurs when a new population is established by a very small number of individuals from a larger population is known as :
(A)Genetic stability principle
(B) Hardy Weinberg Principle
(C ) Speciation principle
(D) Founder Principle

8.An example for co evolution is :
(A)Evolution of bees and flowers they pollinate
(B)Evolution of horse and deer
(C )Evolution of marsupials and placental mammals
(D)Evolution of man and ape

9.The technique that uses rates of molecular changes to study phylogenetic relationship is :
(A)Molecular taxonomy
(B) Molecular clock
(C ) Molecular genetics
(D). Molecular Phytogeny

10.When the name of a species or subspecies is the repetition of the generic name e.g. Apia apis apis it is known as?
(A)Homonym
(B)Heteronym
(C )Synonym
(D)Tautonym

11.Cyclic AMP is the second messenger of:
(A)Testosterone
(B)Catecholamine
(C )Progesterone
(D)Insulin

12.The enzyme that convert Dihydroxv acetone phosphate to D glyceraldehyde 3 phosphate is:
(A)Glyceraldehyde 3 phosphate dehydrogenase
(B)Enoyl cocnzymc A hydratase
(C )Glycerol kinase
(D)Triose phosphateisomerase

13.Normal value of glomerular filtration rate is :
(A)10 ml/minute
(B)525 ml/minute
(C )125 ml/minute
(D)750 ml/minute

Gastric inhibitory peptide is secreted by :
(A)G cells of the stomach
(B)L colls of the duodenum and jejunum
(C )Alpha cells of Pancreatic islands
(D)K cells of duodenum and jejunum

15.At high concentration of substrate an uncompetitive inhibitor :
(A)Lowers Vmax. and Km
(B)Increases Vmax and Km
(C )Lowers Vmax and increases Km
(D)Increases Vmax and Km get unaltered

16.Diabetes insipidus is caused by the absence of the secretion of:
(A)Insulin
(B)Gastrin
(C )Antidiuretic hormone
(D)estrogen

17.Depolarisation of SA node is mainly due to :
(A)Influx of calcium ions
(B)Influx of magnesium ions
(C )Efflux of calcium ions
(D)Efflux of magnesium ions

18.Precursor Cor catecholamine* hormones is :
(A) Methionine
(B) Alanine
(C ) Tyrosine
(D) Serine

19.Chitin is :
(A)Heteropolysaccharide with glucuronic acid and Nacetyl glucosamine residues linked by beta 1 - 1 linkage
(B)Homopolysaccharide with D glucose residues linked by beta 1- 4 likage 
(C )Homopolysaccharide of D fructose residues linked by beta 1—2 linkage 
(D)Homopoiysaccharidc with Nacetyl glucosamine residues liked by beta 1- 1 linkage

20.Human ABO blood group is determined by :
(A)Antigenic property of lecithin of the membrane
(B)Antigenic property of oligosaccharide head group of glycosphingo lipid
(C )Antigenic properties of cthanolamines
(D) Antigenic properties of cholesterol of the membrane lipid

21.From the following, select, the correct combination. The immunoglobulin class produced in a primary response to an antigen and the first immunoglobulin to be synthesized by the neonate are :
(A)IgM,lgM
(B)IgM, lgG
(C )IgM, IgA
(D)lgM, Igl)

22.In Graves’ disease, auto-antibodies :
(A)Bind to receptor for TSH
(B)Its action mimic the normal action of TSH
(C )Overstimulate the thyroid
(D)All the above

23.Which of the following is correct with respect to the function of complement system?
(A)Lysis
(B)Opsonization
(C )Clearance of immune complexes
(D)All the above

24.Haptens an
(A)antigenic
(B)immunogenic
(C )both antigenic and immunogenic 
(D)non-antigcnic and non-immunogenic

25.Georges Kohler and Cesar Milstein are associated with:
(A) transplantation
(B) hybridoma technology
(C ) vaccine development
(D) complement system

26.If E.coli is grown in n minima] medium containing glucose and lactose :
(A)It use glucose first
(B)It use lactose first
(C )It. use both glucose and lactose together
(D)All are correct

27.Which of the following is correct-:
(A)gram positive bacteria can have peptidoglycan upto 10% of cell wall
(B)gram negative bacteria can have peptidoglycan upto 90% of cell wall
(C )gram positive bacteria can have peptidoglycan upto 90% of cell wall
(D)both gram positive and negative bacteria can have peptidoglycan upto 50% of cell wall

28.Lysozyme sensitive bond is :
(A)B(1,l)glycosidic bond presentinpeptidoglycan
(B)B(l,2)glycosidic bond presentinpeptidoglycan
(C )B(1,3)glycosidic bond presentinpeptidoglycan
(D)B(l,4)glycosidic bond presentinpeptidoglycan

29. Lipopolysaccharidc is characteristic feature of:
(A) gram positive bacteria
(B)gram negative bacteria
(C ) both (A) and (B)
(D)none of the above

30.Dipicolinic acid is associated with :
(A) bacterial cell
(B)bacterial flagella
(C ) bacterial surface
(D)bacterial spore

31.The first eukaryotic organism whose complete DNA is sequenced :
(A) Chlamydomonas
(B)Sachnromyces cerevisiae
(C ) Pseudomonas
(D)Caenorhabditis elegans

32.The first amino acid synthesized during protein synthesis :
(A) Tyrosine
(B)Proline
(C ) Methionine
(D)Tryptophan

33.The heat stable DNA polymerase used in PolymeraseCham Reaction:
(A) T7 DNA Polymerase
(B)Thermo Polymerase
(C ) Taq DNA Polymerase
(D)Poly (A) Polymerase

34.The insert capacity of plasmid vectors
(A) 0.1-10 kb
(B)10-20
(C ) 35-15
(D)80 - 100

35.The blott ing technique used to detect RNA :
(A)Western Blot
(B)Southern Blot
(C )Northern Blot
(D)Kastern Blot

36.A molecular marker utilizing restriction enzymes :
(A)KAPD‘
(B) AFLP
(C )Micro satellite
(D)KFLP

37.Which one is not a DNA staining reagent aiding DNA visualization : (A) Ethidium bromide
(B) Sybr Green
(C ) Hoechst stain
(D) Methyl red

38.The theory behind wi-RNA therapy :
(A)Correction of gene mutation with an oligonucleotide
(B)Blocking translation of mRNA from a mutant gene with an oligonucleotide
(C )Providing needed protein synthesized by blood cells
(D)Removal of toxic molecules

39. The enzyme that degrades double stranded DNA :
(A)DNase I
(B)Mung Bean nuclease
(C )SI nuclease
(D)RNasc II

40.Identify arecombinant vaccine :
(A)MMR vaccine
(B)BCG
(C )Polio
(D)Hepatitis B vaccine

41.U-rich mKNAs participate in pre-mRNA splicingare:
(A)Ul, U2, U3, U4. U5
(B)Ul, U3, U5, U7, U5. U9
(C )U2, U4 U6, U8, U10
(D)Ul, U2, U4, U5. U6

42. Extent of interference can be measured by coefficient of co-incidence. Therefore :
(A) C =Expected frequency of double cross overs
   Observed frequency* of double cross overs
(B)£ _ Expected frequency of double cross overs Observed frequency of double    cross oversx 100
(C )£ Observed frequency of double cross overs Expected frequency of double   cross overs
(D)_ Observed frequency of double cross overs Expected frequency of double    cross overs 7

43. During replication in E.Coli the unwinding of DNA is catalyzed by :
(A)DNA Helicase
(B)SSDN'A Binding protein
(C )DNA topoisomerase
(D)DNA polymerase

44. 47 xxy in man indicates :
(A)Domn’s syndrome
(B)Klinfelter syndrome
(C )Turner syndrome
(D)Cri-du-chat syndrome

45. Trichothiodystrophy is associated with :
(A)Structural gene mutation
(B)Defect in nucleotide excision repair
(C )Defect in DNA metabolism
(D)Defect in mismatch repair mechanism

46.Calcium plays an important role in cortical granule reaction. Upon fertilization the level of Ca :
(A)Increases
(B)Decrease
(C )Remains same
(D)Decreases with increase in K

47.----------is a maternally expressed polypeptide that may control the fate of EMS blastomcre in Celegans :
(A)PAL-1
(B)PIE — 1
(C )SKN - 1
(D)MOM - 2

48.Identify the correct statement from the following :
(A)Mutation of CSX gene results in heart attack
(B)Reiger syndrome is a mutation phenotype of the gene PlT*a
(C )Mutation of WTI gene is man results in congenital cataract
(D)Greig syndrome is a mutation phenotype of the gene SOX9

49.Which group of genes identified by Nusselein Volhard and Carroll is responsible for the final stages of segmentation in Drosophila embrvo?
(A)Morphogen gradient gene
(B)Gap gene
(C )Pair rule genes
(D)Segment polarity gene

50.Which of t he following series of events represents the path of vertebrate development?
(A)Blastula, cleavage, neurulation. cell migration, gastrulation, organogenesis, growth
(B)Blastula, cleavage, gastrulation, neurulation cell migration, organogenesis, growth
(C )Cleavage, blastula, gastrulation, neurulation, cell migration, growth
(D)Cleavage, gaslrulation, blastulation, neurulation, cell migration, growth


51.A keystone species:
(A)Exert great influence on structure of ecosystem
(B)Exert great influcMice on functioning of ecosystem
(C )Both (A) and (B)
(D) None of the above

52.System for the control of hunger and thirst are liinkedwith the
(A)Pituitary
(B)Hypothalamus
(C )Thalamus
(D)All the above

53.The frequency distribution for nominal /ordinal data :
(A) Bar chart
(B)Histogram
(C ) Frequency polygon
(D)All the above

54.Principle of competitive exclusion was given by :
(A) E. P. Odum
(B)G. F. Clause
(C ) J. H. Conell
(D)E. F. Clements

55.of the brain :
Which of the following is true :
(A)In a wild life sanctuary human activities are not allowed
(B)In a national park human activities are not allowed
(C )Both (A) and (B)
(D)None

56.Zero population growth occurs when :
(A)Death rate equals birth rate and net migration is zero
(B)Death rate is greater than birth rate and net migration is zero 
(C ) Death rate is lesser than birth rate and net migration is zero 
(D) All the above

57.Classical conditioning is reinforced when the---------
(A)Conditioned Stimulus, Unconditioned Stimulus
(B)Unconditioned Response, Conditioned Response
(C )Conditioned Stimulus, Conditioned Response 
(D) Unconditioned Stimulus, Conditioned Stimulus

58.A stable community of a sere is : 
(A) Serai community 
(B) Lithosere
(C ) Climax community
(D) Xerosere

59.Which of the following is not true for green house gases :
(A)CO2. methane,CFC
(B)COa, methane, Ozone
(C )CO2, water vapour, CFC
(D)CO2, nitrous oxide. Oxygen

60.The following is not a major cause of species extinction :
(A)Habitat loss
(B)Hunting and poaching
(C )Fire
(D)Exotic species


61.A three — dimensional image of a bacterium is achieved by using :
(A) Phase contrast microscopy
(B) Transmission electron microscopy
(C ) Scanning electron microscopy
(D) Bright field microscopy

62.Two dimensional gels are used to : 
(A) Separate DNA fragments 
(B)Separate DNA from RNA
(C ) Separate different proteins
(D) Observe nrotein in two-dimensions

63.In reversed phase HPLC :
(A)A hydrophilic stationary phase is combined with a polar mobile phase
(B)A hydrophobic stationary phase is combined with a polar mobile phase
(C )A hydrophobic stationary phase is combined with a non-polar mobile phase
(D)A hydrophilic stationary phase is combined with a non-polar mobile phase

64.Human genome comprises of:
(A) 20 billion nucleotides
(B) 5 million nucleotides
(C )8.1 billion nucleotides
(D) 5 billion nucleotides

65.CpG islands and codon bias are tools used in eukaryotic genomics to :
(A)Final regular sequences
(B)Identify a gene's function
(C )Identity open reading frames
(D)Look for DNA binding domains

66.The assembly of final genomic sequence from multiple sequencing running is called : 
(A)Annotating
(B)Compiling
(C )Computing
(D)Sequencing

67.Which statement is incorrect about the SDS PAGE technique?
(A)Sodium dodecyl sulfate is used to denature the samples being separated
(B)It is used toseparateproteins
(C )It is a type of gas chromatographic method of separation
(D)Separationsarerunon gel covered plates

68.Which of the following is a protein sequence database?
(A)UDBJ
(B)EMHL
(C )Gen Bank
(D)FIR

69.How many countries have ratified the Kyoto protocol of 1997 to date?
(A)275
(B)175
(C )75
(D)150

70.Which protein has been produced generating a transgenic sheep that is used for replacement therapy for individuals at risk from emphysema?
(A) Casein
(B) a anti tryps'n (AAT)
(C ) Plasminogen activator (tPA)
(D) Amyloid procursor.proteins

71.Which of the following sampling method is preferred for studying heterogeneous population?
(A)Simple random sampling
(B)Stratified sampling
(C )Convenient sampling
(D)Systematic sampling

72.A test that examine subjects’ thoughts and thought processes is :
(A)Cognitive test
(B)Affective test
(C )Standardized test
(D)Generalized test

73.Which of the following is most appropriate about discussion part of a research paper?
(A)It elaborates.importance of the topic
(B)Explain how the findings concur with that of others
(C )Deals with method of sampling and recruitments
(D)Deals with findings of the relevant studies

74.The process of collecting and analyzing information to develop or enhance a theory is :
(A)Basic research
(B)Applied research
(C )Evaluation
(D)None of the above

75.If you want to determine whether and to what degree a relationship exists between two or more variables what kind of study you have to do?
(A)Descriptive
(B)Correlation
(C )Causal-comparative
(D)Experimental

76.Creating a class room climate conducive to develop positive self concept in students is by :
(A)Challenge and freedom.
(B)Respect and warmth
(C )Control and success
(D)All the above

77.Which of the following teacher will be liked most?
(A)A teacher who maintain discipline in the classroom
(B)A teacher who make teaching learning process enjoyable
(C )A teacher who give more home work
(D)A teacher who take more number of classes

78.An instructional model that identifies the major variable in the teaching learning process includes:
(A)Individual differences
(B)Principle of learning
(C )Teacher behaviour
(D)All the above

79.The extent of teachers’ subject matter and pedagogical expertise indicates the teachers :
(A)Efficacy
(B)Morale
(C )Competency
(D)Efficiency

80.What will be the impact of interactive teaching?
(A)It will make teaching learning process difficult
(B)It will create confusion among students
(C )Students will be expected to listen only
(D)It will make teaching learning process effective, democratic and friendly

81.The term socialist has been inserted in the preamble by the-----------------Amendment Act of the Constitution.
(A) 43
(B) 42
(C ) 41
(D) 40

82.Right for freedom to form Association is provided in--------------Article of the Constitution,
(A) 19(l)(a)
(B)19(1 )(b)
(C ) I9(l)(C )
(D)19(l)(d)

Money Bill can be introduced in :
(A) Lok Sabha
(B)Rajya Sabha
(C ) Both (A) and (B)
(D)None of the above

84: Legislative council of a State :
(A)Can be dissolved by the Governor
(B)Can be abolished by the President with the advice of the Governor of the State
(C )Can be abolished by the Parliament based on the resolution passed by the majority of the Legislative Assembly
(D)Can be abolished by the Governor based on the resolution passed by the majority of the Legislative Assembly

85. Which of the following statement is true?
(1)The President can make a proclamation declaring emergency only when he receives in writing the decision of the Union Cabinet to this effect
(2)The president could make a proclamation declaring emergency on the ground of threat of internal disturbance
(3)The president could make a proclamation declaring emergency on the ground of threat of Armed Rebellion
(4)The president could make a proclamation declaring emergency on the ground of threat of Ex ternal Aggression
(A)1. 2. 3
(B)1.3,4
(C ) 2, 3, 4
(D) 1,2,3,1

86.According to Child Labour (Prohibition and Regulation) Actr 1986 Child mean the person whohas not completed his------------year of age.
(A)18
(B)16
(C )15
(D)11

87.What is the penalty for the refusal of the RTl application by the Public information Officer?
(A) Rs. 5,000 and 1 mouth imprisonment 
(B) Rs. 1,000 and 1 month imprisonment 
(C ) Rs. 5,000'
(D) Rs. 25,000

88.Which of the following statement is not true?
(A)No child shallbe required to workfor more than 3hours atastretch
(B)No child shallbe required to workfor more than 6hours includingrest period
(C )No child shall be permitted to work between 8 p.m. and 8 a.m.
(D)None of the above

89.The Sexual Harassment of Women at Workplace (Prevention, Prohibition and Redressal) Act, 2013 :
(1)Protects women working in that place
(2)Protects any women who enters the work place like clients, customer, etc.
(3)Protects all the employees who are working there
(1) Protects only women working in government institutions 
(A) land 2
(B) 2 and 3
(C ) 3 and 4
(D) 1,3,4

90.Whoever contravenes the provisions of S.24 of the Water (Prevention and Control of Pollution) Act, prohibition on use of stream or wc)l for disposal of polluting matter shall be punishable with imprisonment for a term which shall not be less than :
(A)1 year but which may extend to 6 years
(B)2 year but which may extend to 8 years
(C )1 1/2 year hut which may extend to 8 years and with fine
(D)1 1/2 year but which may extend to 6 years and with fine

91.In which novel of Kesavu Dev ‘Pappu' appears as the main character?
(A) Odayil Ninnu
(B) Branthalayam
(C ) Kannadi.
(D) Ayalkkar

92, The First editor of ‘Swadeshabhimani daily :
(A) Balakrishna Pilla
(B)K. Ramakrishna Pilla
(C ) Vakkam Abdulkhader Moulavi
(D)C.P. Govinda Pilla

93.Who organised 'Misrabhojanam'?
(A) Sri Narayana Guru
(B)Sahodaran Ayyappan
(C ) Ayyamkali
(D)Chattambhi Swamikal

94.‘Patlini Jatba’ led by :
(A) K. Kelappan
(B)Dr. Ayyathan Gopalan
(C ) A.K. Gopalan
(D)P.K. Chathan Master

95.Who took Prime role in the publication of ‘Rajyasamacharam'?
(A) Clement piyanoos padre
(B) Dr. Herman Gundert
(C ) Arnos Padre
(D) James Augustus

96.The Chief guest on the occassion of 65,}* Republic day celebration :
(A) Shinzo Abe
(B) Hu Zhang Tao
(C )YoshihikoNoda
(D)Wen Jiabo

97.Which amount the following diseases is eradicated through immunisation programme in India?
(A)Polio
(B)Tuberculosis
(C )Diptheria
(D)Jaundice

98.Who inaugurated the new Kerala legislative assembly building in 1998? 
(A) A R. Vajpayee
(B) I.K. Gujral
(C ) K.K. Narayanan
(D) Krishna Kant

99.The Minister who presented and passed the Land reformation act of Kerala in 1969 : 
(A) T.V. Thomas
(B) K.T. Jacob
(C ) C. Achutha Menon
(D) K.R. Gouri

100.The bowler to take Sachin's wicket in his last test: 
(A)Darren Sammy
(B)Narsingh Deo Narine
(C )Chris Gayle
(D)Keron Pollard
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