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Odisha SSB PGT 2023: Post Graduate Teacher recruitment for non-government aided higher secondary schools, Botany

  • Language: English
  • 16 pages
Odisha SSB PGT 2023 question paper, Post Graduate Teacher recruitment for non-government aided higher secondary schools, Botany, page 1 of 16
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DO NOTOPENTHIS TEST BOOKLET UNTILYOU ARE ASKED TO DO SO
                                       TEST BOOKLET
                                                                   Sl. No:
                                                                                0529
SubjectCode: 02                                                 Subject: BOTAIIY

WRITTEN TEST FOR RECRUITMENT OF POST GRADUATE TEACHERS FOR
    NON-GOW. AIDED HIGHER SECONDARY SCHOOLS OF ODISHA
     Time Allowed :2 Hours                                              Moximum Morks: 750

                        : INSTRUCTIONS TO CANDIDATES:

1.      IMMEDIATELYAFTERTHECOMMENCEMENTOFTHE EXAMINATION,
        YOU SHOULD CHECK THAT THIS TEST BOOKLET CONTAINS 16 PAGES
        AND DOES NOT HAVE ANY UNPRINTED OR TORN OR MISSING PAGES
        OR ITEMS ETC. IF SO, GET IT REPLACED BY A COMPLETE TEST
        BOOKLET.

2.      You have to enter your Roll No. on the Test
        Booklet in the Box provided alongside. DO
        NOT write anything else on the Test Bookletl     trr
3.      The Test Booklet contains lfi) questions. F:ch question comprises four options. You have to
        select the correct answer which you want to mark (darken) on the OMRAnswer Sheet. In
        any case, choose ONLY ONE answer for each question. Ifmore than one answer is darkend
        it will bb considered wrong.

4.      You have to mark (darken) all your answers only on the OMR Answer Sheet using
        BLACK BALL POINT PEN provided by the State Selection Board. You have to do
        rough work only in the space provided at the end of the Test Booklet. See instructions
        in the OMRAnswer Sheet.
5.      All questions carry equal marks. While 1.5 marks will be awarded for each correct
        answer, each wrong answer will result in negative marking of 0.50 mark.
6.     Before you proceed to mark (darken) the answers in the OMR Answer Sheet to the
       questions in the Test Booklet, you have to fill in some particulars in the OMRAnswer
       Sheet as per the instnrctions in yourAdmit Card.

7.     On completion of the Examination, you should hand over the original copy of OMR
       Answer Sheet issued to you to the Invigilator before leaving the Examination Hall.
       You are allowed to take with you the candidate's copy (second copy) of the OMR
       Answer Sheet along with the Test Booklet for your reference.



         Candidate's full signature                             Invigilator's signature
                                                                                           P.T.O.
Odisha SSB PGT 2023 question paper, Post Graduate Teacher recruitment for non-government aided higher secondary schools, Botany, page 2 of 16
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I    Sitosterol is predominant in:

     (A) Chlorophyceae                                  (B) Chrysophyceae
     (C) Bacillariophyceae                              (D) Rhodophyceae
2.   Typically, Coleochaete shows a_           habit:

     (A) Siphonaceous                                   (B) Parenchymatous
     (C) Heterotrichous                                 (D) Filamentous
J    Which one of the following is not a source of alginate?

     (A) Laminaria                                      (B) Chara
     (C) Lessonia                                       (D) Fucus
4.   Cell wall of which of the following is most similar to that of Gramnegative bacteria?

     (A) Anabaena                                       (B) Chlamydomonas
     (C) Volvox                                         (D) Spirogtra
5    Polar nodule is seen in:

     (A) Akinetes                                       (B) Endospores
     (C) Heterocysts                                    (D) Aplanospores
6.   The reserve food material in case of fungi is:

     (A) Starch                                         (B) Glycogen
     (C) Cellulose                                      (D) Pectin
7    Ergotamine, a mycotoxin, is produced by:

     (A) Claviceps                                      (B) Rhizopus
     (C) Mucor                                          (D) Saccharomyces
8.   Caloplaca is a          type of lichen.

     (A) Foliose
               -                                        (B) Fruticose
     (C) Leprose                                        (D) Crustose

Botany (Code : 02)                               2                                 Contd.
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9.       The most common vegetative propagatory bud in lichens is:

         (A) Isidia                                    (B) Soredia
         (C) Cephalodia                                (D) i1,*iaa
10. Whichofthe followingdiseases is causedbyPltytophthora?
         (A) Smr.rt                                    (B) Rust
         (C) l,ateblight                               (D) Mldew
I   l.   Citrus canker disease is caused by

         (A) Pseudgmonas                               (B) Xanthomonas
         (C) Aeromonas                        -.       (D) Agromonos
12. Bryophytes resemble green algae in having-             in their chloroplasts.

         (A) Starchgrains                              (B) Oildroplets
         (C) $renoids                                  (D) Iamellae
13. The archegoniophore ofwhich one ofthe following stpws rows ofarchegonia hanging
         downwards?

         (A) Funaria                                   (B) Sphagnum
         (C) Riccia                                    (D) Marchantia
14. The thalli of some bryophytes are colonized by :
         (A) Nostoc                                    (B) Chlamydomonas
         (C) Yolvox                                    (D) Rivularia
I   5. Which one ofthe following is commonly known as spike moss?
       (A) Sphagnum                               (B) Psilotum
       (C) Selaginella                            (D) Morsilea
16. Whichoneofthefollowingdoesnotcontainpith?
         (A) Mixedprotostele        (B) Amphiphloicsiphonostele
         (C) Amphiphloicsolenostele (D) Ectophloicsolenostele

Botany (Code : 02)                                 3                                P.T.O
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17   . The predominant component ofxylem in fteridophytes is    :



        (A) Vessels                                    (B) Tracheids
        (C) Fibres                                     (D) Parenchyma
I   8. Amongst the following, circinate vernation is more commonly found in   :



        (A) Cycss                                      (B) Pinus
        (C) Ginkgo                                     (D) Gnetum
19. Which ofthe following is not a difference between Gymnosperms and fteridophytes?
        (A) Eustelicorganisation
        (B) Megasporangiumprotectedbyintegument
        (C) Seedformation
        (D) Heterologoustypeofalternationofgenerations
20. Which one ofthe following is a unique feature ofGymnosperms?
        (A) Naked seeds                                (B) Branchedstem
        (C) Presenceofstele                            @) Xerophytichabit
21. Hornwortsare:
        (A) Bryophytes                                 (B) fteridophytes
        (C) Gymnoqperms                                (D) Angioqperms
22. In fteridophytes, a strobilus is primarily related to:
        (A) Vegetativepropagation (B) Asexualreproduction
        (C) Sexualreproducdon                          (D) Anchorage
23. The sub-terranean, horizontally growingmodified stem, asnZingiber, is called:
    (A) Rhircme                                   (B) Tuber
        (C) Corm                                       (D) Btrlb

Botany (Code : 02)                                4                                 Contd.
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24.TheswollenadventitiouSroots,asinAsparagus,arecalled-roots:

         (A) Beaded                                       (B) Moniliform
         (C) Nodulose                                     (D) Fasciculated
25   .   Which one is not a type of venation of leaves?

         (A) Parallelunicostateconvergent                 (B) Parallelmulticostatedivergent
         (C) Reticulateconvergent                         (D) Reticulatedivergent
26. A spike-type inllorescence with thick and fleshy oris surrounded by one or more brightly
         coloured fleshy bracts, as in Banana, is called:

         (A) Strobile                                     (B) Catkin
         (C) Spadix                                       (D) Corymb
27. Which of the following is not a type of aestivation?
         (A) Valvate                                      (B) Colpate
         (C) Twisted                                      (D) Imbricate
28. Inafloral formul4 represents:
         (A) Absenceofgynoecium                           (B) Hypogmouscondition
         (C) Epiglmouscondition                           (D) Perigynouscondition
29. Which is not acharacteristic feature ofBrassicaceae (Cruciferae)?
         (A) Racemoseinflorescence                        (B) Polypetalouscondition
         (C) Stamensare ofequal length                    (D) Bicarpellary
30. Which one is not a characteristic feature of Malvaceae?
         (A) Solitaryflower                               (B) Altemateleaves
         (C) Staminaltubepresent                          (D) Monocarpellary

Botany (Code : 02)                                  5                                         P.T.O.
                                                                                                       t
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31. Which one is not a characteristic feature ofFabaceae?
         (A) kafletsmaybemodifiedintotendrils (B)                   Fruitisalegume

         (C) Stamensaremonadelphous (D)                             Ovarysupgrior

 32. The term 'distichous' refers to a type of   :


         (A) Phyllotacy                                       (B)   Venation

         (C) Arrangementofflowers (D)                               Grouping ofstamens

33. Roothairs are extension nf                       cells.

         (A) Cortex                                           (B) pericycle
         (C) Stele                                            (D) Epiblerna
34. Whichoneisnotacharacteristicofmonocotstem?
         (A) Genemllycollenchymatoushypodermis (B) Parenchymatousgroundtissue
        (c) closedvascularbundles (D) undifferentiatedpith
35. Whichofthe following is not included underperiderm?
        (A) Phellogen                                     (B) pheltem
        (C) Bark                                          (D) phelloderm
36. Whichone ofthe following is not afeature ofdicot leafl
        (A) Dorsivental
        (B) Stomata are unequally distributed onthetwo epidermises
        (C) Parenchymatousbundlestreathcells
        (D) Bulliformcellspresent
37   . A specially formed cambium called 'secondary thickening meristem' is found in     :


        (A) Dracaenastem                                  (B) Amaranthus stem
        (C) Mirabilis stem                                (D) Chenopodium stem
Botany (Code :    02)                                6                                       Contd
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38    Which one ofthe following has a monosporic embryo sac?

      (A) Allium                                      (B) Endymion
      (C) Plumbago                                    (D) Oenother)a
39    Generative cell is fourd during:

      (A) Formationofovule                            (B) FormationofEmbryosac
      (C) Mcrogametogenesis                           (D) Megagametogenesis
40.   In case ofAngiosperms, NPC system ofclassification deals with:

      (A) Megaspores                                  (B) Microspores
      (C) Synergds                                    (D) Antipodals
41.   Which one ofthe following is not a type of entry of pollen tube into the ovule?

      (A) Mcrogamy                                    (B) Porogamy
      (C) Mesogamy                                    (D) Chalazogamy
42.   Absence of free-nuclear stage is a characteristic of which type ofendosperm?

      (A) Nuclear                                     (B) Cellular
      (C) Helobial                                    (D) Rurninate
43.   Scutellum is an embryonic:

      (A) Cotyledon                                   (B) Root


44    Based on photo-periodic response, which ofthe following is not a type ofplant?

      (A) Short-dayplants                             (B) Long-dayplants
      (C) Day-neutalplants                            (D) Day-responsiveplants
45.   Based on nature of substatunr, the plants are categorized into different Upes. Which ofthe
      following is not one ofthose?

      (A) Saprophytes                                 (B) Oxylophytes
      (C) Psammophytes                                (D) Chasmophytes

Botany (Code : 02)                               7                                       P.T.O



                                                                                                   tf
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46.    Sclerophyllous leaves aremostly foundincase of :

        (A) Hydrophytes                              (B) Mesophytes
        (C) Xerophytes                               (D) Epiphytes
47.    Generally, energy flow in ecosystem follows a  _           percent rule.

       (A) s                                         (B) 10
       (c) ls                                        (D) 20
48.    Which one of the following is not a stage in xerosere?

       (A) Herbaceous stage                         (B) Crustose Lichen stage
       (C) Sedge Meadow stage                       (D) Moss stage
49,    Which one of the following is a common air pollutant?

       (A) Oxides of magnesium                      (B) Oxides of nitrogen
       (C) Oxides of manganese                      (D) Oxides of zinc
50.    Ozone layer in the atmosphere protects us   from         of the Sun.

       (A) X-rays                                   (B) Betarays                                t



       (C) Gammarays                                (D) UVrayg
51.    What are viroids?

       (A) viruses without protein coat             (B) viruses without nucleic acid
    (c) viruses without lipid                       (D) viruses without poryamines
52. Tobacco mosaic virus has a-symmetry

    (A) Cubical                       (B) Cytindrical
       (C) Helical                                  (D) Complex
53.    During viral multiplication, the period during which no phage particle can be
       detected in the host cell is   called _leriod.
       (A). Latent                                  (B) Lytic
       (C) Lysogenic                                (D) Eclipse
Botany (Code : 02)                             8                                       Contd.
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54. Whichoneisnotafeatureoflysogeny?
             (A) Morecommoninnon-virulentptrages             (B) Lessfiequent
             (C) Thkeslongertimethanlysis                    (D) No integration ofgenomes occur
  55. Archaeaarenot:
             (A) Fermentative                               (B) Methanogenic
             (C) Flalophilic                                (D) ttrcnnoemt
  56. Archaea do not contain_ in their cell wall.
            (A) hotein                                      (B) peptidoglycan
            (C) Lipids                                      (D) Mettranochordroitin
 57      . Bacterial cells are devoid ofi
            (A) Histoneprotein                              (B) Flage[inprcrein
            (C) Slimelayer                                  (D) ATpsynttrase
 58. which one ofthe following is not tue for Gram positive bacteria?
            (A) cell wal is thicker than that ofGram-negative bacteria
           (B) NAG&NAMaretightlylinked
           (C) AppearredafterGramstaining
           (D) Teichoic acid is the main surface antigor
59   '     which ofthe following was used byF. Griffith for his
                                                                  tansformation e4pedment?

           (A) Bacillus                                    (B) Haemophilus
           (C) Streptococcus                               (D) Spirochetes
60. Which is not a donor in bacterial conjugation?
          (A) Fce[                                         (B) Fcell
          (C) Flfrcell                                     @) F,_cell
Botany (Code: 02)
                                                     9                                       P.T.O
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6l   . Felice Fontana had significant contibution touards the snrdy of
                                                                     :



       (A) Cell wall                                  (B) Cell membrane
        (C) Chromosome                                 (D) Nucleolus
62. The Peptidoglycan, present in bacterial cell wall, contains:
    (A) NAG                                      (B) NAG and NAM
         (c) NAGNAMandPotypeptide (D) NAG,NAIvI,Polypeptideandsterols
63. Free DNA fragments from the surrounding medium are taken up by competent
         bacterial cells during:

         (A) Conjugation                               (B) Transformation
         (C) Transduction                              (D) Sex-duction
g.       Which of the following is not a feature of the plasma membrane?

     . (A) AsYmmetrical structure
         (B) Carbohydrates present on the inner face
         (C) Contains integral Proteins
         (D) LipidbilaYer
 65. The major component of cell wall of plants is :
         (A) Starch                                    (B) Calcium
         (C) Glycogen                                  (D) Cellulose
 66. F, particles are found in :
          (A) Mitochondrial outer membrane (B) Nucleus
          (C) Mitochondria                 (D) CYtoPlasm
     67. What is the major role of glyoxysomes?
          (A) Glucose oxidation                         (B) Gluconeogenesis
          (C) Carbon dioxide fixation                   (D) Glycolysis

                                                  10                           Contd
     Botany (Code: 02)
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68. Whichoneisnotinvolved inphotorespiration?
         (A) Ctrloroplast                          (B) Perioxisomes
         (C) Mitochondria                          (D) Golgibodies
     69. Nucleolus is the seat of_production.
         (A) Nucleicacids                          (B) Ribosomes
         (C) Nucleosomes                           (D) Chromosomes
    70.     which one contains cytoplasmic ring, cytoplasmic filaments
                                                                            and FG repeats?
            (A) Nuclearporecomplex                        (B)     Cytoplasmicmembrane
            (C) Cellwall                                  (D)     Giantchromosomes
    7l   . Which one is not found in chromosome?
           (A) Kinetochore                                (B)     Kinetin
           (C) Chromatin                                  (D)     Telomere
 72. Which statement is least applicable to mitosis?
     (A) Thkesplaceinsomaticcells (B) Crossing over usually occurs
     (C) Resultsintwodaughtercells (D) Shorter duration than
                                                                  meiosis
 73. In meiosis, which stage is called bouquet_stage?
     (A) Leptotene                                   (B) Zygoterc
     (C) Pachytene                                   @) Diplotene
7   4. In cell cycle, which phase is the longest?
       (A) M                                             (B) cl
          (c) s                                          6o) cr2
75   '    which ofthe following is incorrect regarding meiosis?

          (A) In meiosis-I, chromosome number is reduced to half
          (B) Desynapsis takes in anaphase-Il
          (C) Chiasmata dissolve in anaphase-I
          (D) DNA content is reduced to half in meiosis-Il

Botany (Code : 02)
                                                    11
                                                                                              P.T,O.
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'-

76. What is Mendel's dihybrid genotypic ratio?
        (A) l:2:l:2:4:2:l:2:l                        (B) l:2:l:4:2:2:l:2"1
        (C) l:2:l:2:2:4:l|2:1.                       (D) l:2:l:4:2:4:l:2:l
77'. The ratio 9:3:4 is the result of:
        (A) complementaryfactor (B) Supplementaryfactor
        (c) Inhibitoryfactor    (D) Duplicatefactor
7g   . A_         cross over in pericentic inversion does not produce acentic chromatids.

        (A) Single                                      (B) Double
        (C) Muttiple                                    (D) Variable
79   . Corren's experiment regarding cytoplasmic inheritance in Mirabilis jalapainvolved:
       (A) Mitochondria                              (B) CYtoPlasm
       (C) Nucleus                                   (D) Plastids
80. Which one is least correctwithreference to mutations?
    (A) Generally, mutants are recessive
    (B) More ofterL mutations have harmful effects
    (C) Mutations occur at low frequencies in nature
    (D) Genes showing highrates ofspontaneou mutations are calledmutatorgenes
 81   . Diethyl sulphate is a mutagen under:
        (A) Alkylatingagents                            (B) Ionisingagents
        (C) Deaminatingagents                           (D) DYes
 82. AneuploidY doesnotinclude-
         (A) Monosomy                                   (B) DisomY
         (C) fri*-Y                                     (D) TetasomY
 83. The mostuseful effectofpolyploidy incrop improvementhasbeenincase of           :


     (A) Watermelons                             (B) Sugarbeets
     (C) Wheat                                   O Cabbage
 84. Whose experiments ledto universal acceptance ofDNAas genetic material?
     (A) ExPerimentbYF.Griffith
     (B) Experiment by Avery Mc Leod and Mc Carty
     (C) ExperimentbyHersheyandChase
     (D) ExPerimentbYMendel

                                                   12                                       Contd.
  Botany (Code : 02)
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85. Atotal numberofhowmany codons specify amino acids?
      (A) 20                                  (B) 22
        (c) 64
  86. The DNA that srro*s teft-handed coiling,                       *
        diameterlSAoisknownas ofDNA.-"#
                                                           rruo'"*       perturnand has ahelix

       (A) Aform                                      (B) Bform
       (C) C form                                     (D) Zform
 87. Nucleicacid is apolymerof:
       (A) Nucleosides                                (B) Nucleotides
       (c) Nucleoiidesandaminoacids @) Nucleotidesandphosphates
 88' The DNA sequence ofaprokaryotic gene that determines where tanscription to begin with
       iscalled:

       (A) TAIAbox                                    (B) GC box
       (C) CAAIbox                                    (D) Decoderbox
 89' Which ofthe following is not an event relating to post-tanscriptional modification in
       eukaryotes?

      (A) Removalofexons
      (B) Deformylationoff-Met
      (c) Addition of7-methyl guanosine (7mG) cap at 5' terminus
      (D) Polyadenylation
90. The peptidyl tansferase activity is the function of:
    (A) The23sRNAofprokaryotes (B) The23sRNAofeukaryotes
    (c) The l6sRNAofeukaryotes (D) The lgsRNAofeukaryotes
91. lnlac operorL active cAp binds to the promoter in the presence of -
    (A) CyclicGMp                                    (B) CycticAMp
    (C) CyclicATp                                    (D) ClcticNucleotide
92. Which hansgene is inserted into Bt_cotton plant?   .




     (A) Cry genes                                   (B) Cor genes
     (C) Bar gdnes                                   (D) GNAgenes
Botany (Code:      02)                          13                                       p.T.O.
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.---
       -.-J

              93   . Which one ofthe following is not a photosynthetic pigment ?
                     (A) Phycobilin                                (B) taminrin
                     (C) Carotene                                  (D) )kntroPhYll
              94. Which ofthe following is not a diazotoph?
                      (A) E. coli                                  (B) Azotobacter
                      (C) Azospirillum                             (D) Rhizobium
              95. Which oneof the following is not a method of gene tansfer?
                  (A) Microinjection                              (B) DirectDNAinjection
                  (C) Macroinjection                              (D) Genegun
              96. Which ofthe following is not a step in the process oftissue culture?
                  (A) Hardening                                   (B) Cilafting
                  (C) lncubation                                  (D) Regeneration
              97   . Which one ofthe following is not formed during TCA cycle?
                     (A) Carbondioxide                             (B) GTP
                     (C) AcetylCoA                                 (D) FADH2
              98. Which oneofthe following is not a nattral cytokinin?
                  (A) Kinetin                                     (B) Trans-reatin
                  (C) Dihydroreatin                               (D) Cis-zeatin
              gg. Some integml membrane proteins which form water-specific pores across the membrane are
                      called:

                      (A) Aquaproteins                             (B) Hydroproteins
                      (C) Aquaporins                               (D) Extrinsicproteins
              100. In enzryme kinetics, K,denotes :

                      (A) Enzymeconcentration                      (B) Substrateconcentration
                      (C) Rate of reaction                         (D) Rate of dissociation of ES complex




               Botany (Code : 02)                             14                                  Contd;
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-
                    SPACE FOR ROUGH WORK




Botany (Code: 02)
                           15
                                           P.T.O
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SPACE FOR ROUGH WORK




    Botany (Code: 02)              16          -c

g
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Source: State Selection Board. Question paper published by State Selection Board.

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