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25 June 2018

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19-04-2018 HSST ZOOLOGY JUNIOR,HIGHER SECONDARY EDUCATION

HSST ZOOLOGY JUNIOR,HIGHER SECONDARY EDUCATION
EXAM DATE:19-04-2018

1.The term”molecular stitcher”refers to
A.DNA polymerases
B.DNA ligase
C.DNA glycosylases
D.DNA methylation


2.A DNA strand having the base sequences ATTGCCAATAC is mutated to ATTGCCAAGAC ,the mutation that occurs is termed as
A.Transduction
B.Translocation
C.Transition
D.Transversion

3.When the temperature and pressure remains constant the rate of diffusion of a gas will be inversely proportional to the square root of the density states is the
A.Graham’s Law of diffusion
B.Max Planck theory
C.Bohr theory
D.Avagadro’s law

4.Glutamate is the precursor of aminoacids
A.Proline and arginine
B.Proline and cysteine
C.Glycine and cysteine
D.Arginine and glycine

5.Sensory hair cells in the cristae ampullaries contact
A.Striavascularis
B.Gelatinous cupola
C.Basilar membrane
D.Associated hairs

6.The fight,flight and fright hormone is
A.Adrenalin
B.Pituitary
C.FSH
D.Aldosterone

7.Severe combined immune deficiency is a genetic defect due to deficiency of
A.Adeonosine triphosphatase
B.Maleyl acetoacetic acid
C.Transaminase
D.Adenosine deaminase

8.An inborn error in the metaboilsm of the amino acid tyrosine is associated with
A.Alkaptonuria
B.Phenylketonuria
C.Albinism
D.Cretinism

9.Which one of the following is notan extraembryonic membrane?
A.Amnion
B.Albumin
C.Chorion
D.Allantois

10.Egg of petromyzoneis
A.Isolecithal
B.Macrolecithal
C.Mesolecithal
D.Microlecithal


11.Galactosaemia is a congenital disease when normal metabolism of galactose is lackingan enzyme
A.Galactose-1-phosphate uridyl-transferase
B.Galactose-1-phosphatase
C.Galactose-1-2-phosphatase
D.Galactose-1-phosphate transferase

12.The physiologically active form of pantothenic acid essential for metabolism
A.Acetylcholine
B.Choline
C.Coenzyme A
D.None of the above

13.Bitot’s spots is caused by the deficiency of
A.Vitamin A
B.Vitamin D
C.Vitamin K
D.Vitamin B

14.Erythrocytes do not transport the enzyme
A.Choline esterase
B.Carbonic anhydrase
C.Permease
D.Methaemoglobin reductase

15.Composite molecule of DNA in which a foreign DNA has been inserted into a vector molecule are called
A.Foreign DNA
B.DNA chimaeras
C.Target DNA
D.Passenger DNA

16.In 1970, an enzyme for cutting the DNA was discovered from the bacterium
A.Haemophilous influenzae
B.Eschrichia coli
C.Methanosarcina
D.Helicobacter pylori

17.Bidder’s canal is present in kidney of
A.Frog
B.Crocodile
C.Tortoise
D.Snake

18.First test tube baby of the world was born on
A.26th July 1978
B.26th May 1987
C.25th July 1978
D.25th May 1987

19.An instrument used to scan a patients body,by a narrow X-ray beams guided by computer and thin sections of organs are photographed from several angles
A.CTS
B.CAT
C.NMR
D.CET

20.Deficiency of an enzyme beta-D-N-acetyl-hexosaminidase causes
A.Beta-thalassemia
B.Tay Sachs disease
C.Galactosemia
D.Alkaptonuria

21.45+XX in human indicates
A.Patau’s syndrome
B.Jacob’s syndrome
C.Klinefelter’s syndrome
D.Down’s syndrome

22.Warm blooded animals are larger in size in the colder region when compared to hotter regions
A.Bergman’s law
B.Cope’s law
C.Allen’s law
D.Dollow’s law

23.During glycolysis glucose is phosphorylated into
A.Glucose 6 phosphate
B.Glucose 1-6-diphosphate
C.Fructose 1,6-diphosphate
D.Fructose 6 phosphate

24.A method used for sequencing whole genomes by breaking the DNA is
A.Shotgun sequencing
B.Western blotting
C.Southern blotting
D.Northern blotting

25.Chemical degradation of DNA protocol was developed by
A.Sanger
B.Miller
C.Gilbert
D.Maxam-Gilbert

26.Bioinformatics as a tool in biological science is the contribution of
A.Richard Stallman
B.Margaret Oakley Dayhoff
C.Stephen Hawking
D.Pearson

27.Most widely used program for comparing the amino acid sequences of different proteinsor nucleotide sequences of DNA
A.BLAST
B.FASTA
C.ORF Finder
D.STAG

28.The most suitable and efficient language used in bioinformatics
A.HTML
B.Perl and Python
C.JAVA
D.MAGE

29.The active swimming organisms living in surface and deeper waters
A.Zooplankton
B.Benthos
C.Nektons
D.Neuston

30.The true and complete metamorphosis occurs in
A.Silver fishes
B.Moths and mosquitos
C.Bed bugs
D.Cockroach

31.Wrinkles in old age is due to
A.Collagen fibres
B.Actin fibres
C.Myosin fibres
D.Mucin

32.Muscle glycogen cannot be converted into glucose due to the absence of an enzyme
A.Arginase
B.Glucose-6-phosphatase
C.Glucose phosphatase
D.Fructase

33.Minimum turnover number of an enzyme is,for
A.Lysozyme
B.Carbonic anhydrase
C.DNA polymerase
D.Sucrase

34The is a characteristic direct cleavage of  covalent bonds and removal of groups without addition of H2O
A.Lyases
B.Ligases
C.Amylase
D.Lactase

35.The technique used for opening partially blocked coronary vessels before they become totally occluded
A.Angiogram
B.EEG
C.Angioplasty
D.ECG

36.Thrombosis in which coronary artery is related most frequently in myocardial infraction
A.Left coronary artery
B.Right coronary artery
C.Left pulmonary artery
D.Right pulmonary artery

37.Glands of swammerdams is associated with
A.Reproductive system
B.Nervous system
C.Circulatory system
D.Muscular system

38.Leydig cells are meant for the production of
A.Testosterone
B.Progesterone
C.Oestrogen
D.Aldosteron

39.During polymerization the mismatched residues at the primer terminus is removed and the accuracy of DNA replication is done by
A.Exonuclease
B.DNA polymerase II
C.DNA polymerase III
D.DNA polymerase I

40.A hormone which stimulate the activity of adenyl cyclase and increases the cAMP level
A.Adrenocorticoid
B.Steroid
C.Cataecholamines
D.Pituitary



41.Deficiency of thyroid hormone in adults causes the disease
A.Grave’s disease
B.Gull’s disease
C.Basidow’s disease
D.Addison’s disease

42.The activated adenyl cyclase serves as a biochemical amplifier and catalyses the hydrolysis of ATP to cAMP,in the presence of
A.Na+ and Cl+
B.K+ and Cl+
C.Ca++K++
D.Ca++and Mg++

43.The ruptured follicle in mammalian ovary after the release of ovum which later gets fertilized to form
A.Corpus luteum
B.Graafian follicle
C.Corpus callosum
D.Corpus albican

44.The Nobel prize in physiology in 1995 for their discovery concerned with the genetic control of early embryonic development was for
A.Nusslein and Wieschaus
B.Wolpert
C.Jacob and Monord
D.Lewies

45.Homeotic genes of Drosophila include a 180-nucleotide sequence called the
A.Torpido
B.Homoeodomine
C.Spatzal
D.Homeobox

46.Oxygen is directly used during
A.Fermentation
B.Krebs citric acid cycle
C.Biomethanisation
D.Glycolysis

47.Dissolved oxygen needed for microbes is measured  by
A.COD
B.BOD
C.DO
D.TDS

48.A mutant strain of neurospora which falls to grow on a minimal medium unless supplemented with a nutrient is called
A.Auxotrop
B.Mixotrop
C.Paratop
D.Holotrop

49.First Indian Scientist who got Nobel prize for deciphering the genetic code
A.Amartyasen
B.Venkatraman Ramakrishnan
C.C.V.Raman
D.Khorana

50.The part of an antigen that is recognised by the immune system,specifically by antibodies,B cells or T cells
A.Antigens
B.Epitopes
C.Haptens
D.None of the above

51.TH generally recognise antigen combined with
A.Cells Class I MHC molecules
B.Immunosuppressant
C.Class II MHC molecules
D.None of the above

52.Which one of the following is considered as a third generation vaccines?
A.Recombinant microbial Vaccines
B.DNA vaccines
C.Conjugate vaccines
D.Killed vaccines

53.Addition of microbes to enhance health benefits is
A.Probiotics
B.Humulin
C.Prebiotics
D.None of the above

54.The square root of the average will be equal to the squares of the individual observation from their arithmetic mean
A.Standard error
B.Chi-square test
C.Standard deviation
D.Variance

55.A group of distinct organism classified and assigned to a definite category
A.Species
B.Taxon
C.Category
D.Genus

56.The marginal zone of a pond merging with the surrounding land is an example of
A.Biome
B.Edge effect
C.Biota
D.Ecotone

57.Gulf of mannar is a
A.Protected area
B.Biosphere reserve
C.National park
D.Sanctuaries

58.Lion-tailed macaque is considered as
A.Endangered species
B.Vulnerable species
C.Rare species
D.Extinct species

59.Populations reproductively isolated and live in different habitat but occupy same territory are known as
A.Ethological isolation
B.Temporal isolation
C.Ecological isolation
D.Morphological isolation

60.The animals tend to develop huge size and birds lose the power of flight and bright colour in those Islands
A.Galapagos Islands
B.Oceanic Islands
C.Ancient Islands
D.Continental Islands

61.If,DNA is found to have the base composition of A=40,T=22,C=17 and G=21 then the DNA will be
A.Double stranded
B.Single stranded
C.Linear duplex
D.Circular duplex

62.Methylation of DNA most commonly occurs in the sequence of
A.Cp T
B.Cp C
C.Cp A
D.Cp G

63.The example of inducible operon is
A.Tac-operon
B.Try-operon
C.Arginine operon
D.TRP operon

64.In 2017,the discovery of molecular mechanisms controlling the circadian rhythm,won  Nobel prize for
A.Rainer,Barry and Kip
B.Jacques,Joachim and Richard
C.Jeffrey,Michael and Michael
D.None of the above

65.Sickle cell anaemia is caused by the substitution of
A.Glutamic acid at the 5th position in Beta chain of Hb by valine
B.Glutamic acid at the 6th position in Beta chain of Hb by arginine
C.Glutamic  acid at the 6th position in Beta chain of Hb by alanine
D.Glutamic acid at the 6th position in Beta chain of Hb by caline

66.The RNA polymerase recognize a seven-base sequence on the promoter region called
A.Pribnow box
B.Operons
C.TATA box
D.Enhancers

67.During pregnancy intake of certain medicines causes foetal toxicity like hyperkalemia and hypertension
A.Thalidomide
B.ACEI
C.Valproic acid
D.13-cis Accutane

68.Amnion is the foetal membrane developed from
A.Somatopleure
B.Chorionic cavity
C.Chorionic villi
D.Amniotic cavity

69.Automicticdiplosis occurs in
A.Hymenoptera and Coleoptera
B.Thysanoptera and Rotifers
C.Rotifers and Coleoptera
D.Lepidopterans and Hymenopterans

70.The correct series of events representing the development of vertebrate
A.Cleavage,Blastula,Gastrulation,Organogenesis,Neurulation,Growth
B.Cleavage,Blastula,Gastrulation,Neurulation,Organogenesis,Growth
C.Blastula,Gastrulation,Cell migration,Organogenesis,Growth
D.Blastula,Cell migration,Gastrulation,Neurulation,Growth

71.Dependent variable in the process of teaching is
A.Teacher
B.Student
C.Learning experiences
D.Learning aids

72.Optacon is a technical aid for
A.Mentally challenged pupils
B.Physically challenged pupils
C.Slow learners
D.Visually challenged pupils

73.Which among the new type of test items have premises and responses?
A.Multiple choice test item
B.Matching type test items
C.Alternate response type test items
D.Completion type test items

74.Epi-position of the epidiascope is used to project the
A.Flat opaque objects
B.Lantern slides
C.Large slides
D.Transparent slides

75.A group technique popularised by A.F.Osborn to develop creative thinking is
A.Panel discussion
B.Brain storming
C.Role playing
D.Group discussion

76.The type of research commonly used in behavioural sciences are
A.Action Research
B.Conceptual Research
C.Qualitative Research
D.All the above

77.Multistage sampling is a type of
A.Stratified sampling
B.Non-profitability sampling
C.Purposive sampling
D.Complex random sampling

78.Which one of the following sources is not a primary source of data?
A.Information provided by a person who did not directly observe the event
B.Auto biographies
C.Video recordings of interviews
D.Legislative documents prepared by State Governments

79.The URL consists of
A.A protocol
B.A host name
C.The path to the document and the specific file name
D.All the above

80.Which among the following is the expansion of PPA?
A.Provisional Patent Agreement
B.Patent Protection Act
C.Patent Protection Application
D.Provisional Patent Application

81.Who can address the Parliament being a non member?
A.Chief Justice
B.Attorney General of India
C.Governor
D.Chief Election Commissioner

82.The decision of ------------is final as far as the nature of a Money Bill is concerned
A.Prime Minister
B.Vice-President
C.Speaker
D.Chief Justice

83.Which among the following is considered as an extra-constitutional body?
A.The Planning Commission
B.Finance Commission
C.Election Commission
D.Public Service Commission

84.The residurary powers in India rest with
A.States
B.Courts
C.Union
D.Both Union and States

85.Choose the correct statement
A.Fundamental Rights are non-justiciable
B.Fundamental Rights are justiciable
C.Directive principles are justiciable
D.Fundamental duties are justiciable

86.A comprehensive scheme for prevention of trafficking,rescue and rehabilitation and re-integration of victims of trafficking and commercial sexual exploitation.
A.Ujjwala
B.Mahila-E-Haat
C.Narisakthi
D.Swadhar Greh

87.------------is the social campaign of government of India that aims to create awareness and improve the efficiency of welfare services intended for girls.
A.Sukanva Samrudhi
B.Dhanalakshmi Yojana
C.Bhagyalakshmi Yojana
D.Beti Bachao,Beti Padhao

88.Name the scheme launched by Union Government to boost community and private participation in government school.
A.Vidyanjali Scheme
B.Operation Blackboard
C.Vidya Varidhi
D.Anthyodaya

89.A new pension scheme launched by Union Government in 2015 which would benefit people in unorganised sector
A.Swavalamban
B.Atal Pension Yojana
C.Jeevan Jyothi
D.Jan Dhan Yojana

90.’Collective Choice And Social Welfare’is a famous book written by
A.Walter.I.Trattner
B.David Macarov
C.Prabhath Patnaik
D.Amarthya Sen

91.Who has been appointed as the secretary to the President of India?
A.Rajeev Kumar
B.Sanjay Kothari
C.S.Aparna
D.Dhirendra Swarup

92.The leader of Guruvayoor Satyagraha
A.T.K.Madhavan
B.K.P.Kesava Menon
C.K.Kelappan
D.C.V.Kunjiraman

93.Which State will hoist the 36th National Games?
A.Goa
B.Keralam
C.Bihar
D.Hariyana

94.The International Day of peace was observed on
A.August 20
B.September 20
C.August 21
D.September 21

95.The author of ‘Advaita Chintapadhathi’
A.Chattambi Swamikal
B.Vaikunda Swamikal
C.Dayananda Swamikal
D.Brahmananda Sivayogi

96.Where was the 2017 World Para Athletics championship held?
A.Beijing
B.Paris
C.Moscow
D.London

97.The father of modern Kerala Renaissance Movement
A.Chattampi Swamikal
B.Sri Narayanaguru
C.Thacaud Ayya
D.Vakkam Moulavi

98.Which has been declared by Telangana as the State’s second official language?
A.Telugu
B.English
C.Urdu
D.Hindi

99.Which state launched India’s first electric bus service at high attitude?
A.Madhya Pradesh
B.Andhra Pradesh
C.Himachal Pradesh
D.Gujarat

100.Who is known as Kerala scot?
A.C.V.Ramanpillai
B.N.Krishnapillai
C.M.T.Vasudevan Nair
D.Vennikulam Gopalakurup




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