1. Anatomy Of Flowering Plants.pdf

class 12 ncert

1. NCERT
निचोड़
All rights reserved.
Pranav Pundarik
-Anatomy of Flowering Plants-

2. PRANAVLIVE
1.Whichoneiscorrect?
(a)Anatomy-internalmorphology,studyofinternalstructures
(b)Tissue-agroupofcellshavingacommonoriginandusuallyperforminga
commonfunction
(c)Permanenttissueshavemorepowerofmitosis
(d)(a)and(b)

3. D
PRANAVLIVE

4. PRANAVLIVE
2.Duringsecondarygrowthcompleteringisformedby
(a)Onlyfascicularcambia
(b)Onlyinterfascicularcambia
(c)Fascicularcambiaandinterfascicularcambia
(d)Fascicularcambia+phellogen

5. C
PRANAVLIVE

6. PRANAVLIVE
3. Meristemsare present in
(a)Root apex and shoot apex
(b)Bases of leaves
(c)Axillarybuds
(d)All

7. D
PRANAVLIVE

8. PRANAVLIVE
4.Duringformationofleavesandelongationofstem,somecellsare‘left
behind’fromshootapicalmeristem,constitute_____
(a)Lateralmeristem
(b)Axillarybud
(c)Apicalmeristem
(d)Shootapicalmeristem

9. B
PRANAVLIVE

10. PRANAVLIVE
5.A branch or a flower is developed in the axilof leaves by
(a)Apical bud
(b)Axillarybud
(c)Apical meristem
(d)Shoot apical meristem

11. B
PRANAVLIVE

12. PRANAVLIVE
6.Which one is correct about intercalary meristem?
(a)It occurs between mature tissues
(b)It occurs in grasses and regenerate parts removed by grazing herbivores
(c)It is a primary meristem
(d)All

13. D
PRANAVLIVE

14. PRANAVLIVE
7.All are lateral meristemexcept
(a)Fascicular/vascular cambium
(b)Interfascicularcambium
(c)Apical and intercalary meristem
(d)Phellogen

15. C
PRANAVLIVE

16. PRANAVLIVE
8.Secondary tissues are produced by all except
(a)Fascicular cambium
(b)Interfascicularcambium
(c)Apical meristem
(d)Phellogen

17. C
PRANAVLIVE

18. PRANAVLIVE
9.Permanenttissueconsistsofcellshavingnopowerofcelldivision.Such
tissueareformedby
(a)Primarymeristem
(b)Corkcambium
(c)Fascicularandinterfascicularcambium
(d)All

19. D
PRANAVLIVE

20. PRANAVLIVE
10.Primary tissues of a plant
(a)Add to the length of roots and shoots
(b)Add to the diameter of existing roots and shoots
(c)Are found only in the embryo
(d)Are found only in the seedling

21. A
PRANAVLIVE

22. PRANAVLIVE
11.Secondary tissues of a plant
(a)Add to the length of roots and shoots
(b)Add to the diameter of existing roots and shoots
(c)Are found only in the embryo
(d)Are found only in seedling

23. B
PRANAVLIVE

24. PRANAVLIVE
12.Cells of permanent tissue are specialised
(a)Functionally
(b)Only structurally
(c)Both structurally and functionally
(d)For mitosis

25. C
PRANAVLIVE

26. PRANAVLIVE
13.Duringtheformationofprimaryplantbody,specificregionsoftheapical
meristemproduce
(a)Dermal tissues
(b)Ground tissues
(c)Vascular tissues
(d)All

27. D
PRANAVLIVE

28. PRANAVLIVE
14.Apicalmeristemandintercalarymeristemareprimarymeristembecausethey
(a)Are disintegrated after primary growth of plant
(b)Are disintegrated after secondary growth of plant
(c)Appearearlyinthelifeofaplantandcontributetotheformationofthe
primaryplantbody
(d)None

29. C
PRANAVLIVE

30. PRANAVLIVE
15.Meristemhelps in
(a)Absorption of water
(b)Growth of plants
(c)Absorption of minerals
(d)Transpiration

31. B
PRANAVLIVE

32. PRANAVLIVE
16. Grass stem elongates after initial growth due to
(a)Lateral meristem
(b)Secondary meristem
(c)Intercalary meristem
(d)Apical meristem

33. C
PRANAVLIVE

34. PRANAVLIVE
17. Meristematicactivity occurs at
(a)Vascular tissue
(b)Stem apex
(c)Leaf
(d)Root hair

35. B
PRANAVLIVE

36. PRANAVLIVE
18. Root apex is sub terminal because it is
(a)Covered with root hair
(b)Covered with root cap
(c)Covered with epidermis
(d)Under the soil

37. B
PRANAVLIVE

38. PRANAVLIVE
19.Axillaryand terminal buds develop by activity of
(a)Lateral meristem
(b)Intercalary meristem
(c)Apical meristem
(d)Parenchyma

39. C
PRANAVLIVE

40. PRANAVLIVE
20.Which one is secondary lateral meristem?
(a)Intercalary
(b)Cork cambium
(c)Interfascicularcambium
(d)Both (b) and (c)

41. D
PRANAVLIVE

42. PRANAVLIVE
21.Whichoneiscorrect?
(a)Permanenttissuehavingallcellssimilarinstructureandfunctionare
simpletissues
(b)Permanenttissueshavingdifferenttypesofcellsarecomplextissues
(c)Parenchyma,collenchymaandsclerenchymaaresimpletissue
(d)All

43. D
PRANAVLIVE

44. PRANAVLIVE
22.The following characters are attributed to
A.Cell wall-thin, cellulosic
B.Shape of cells-generally isodiametric
C.Intercellular space -present/absent
D.Photosynthetic, storage, or secretoryin functions
Options :
(a)Collenchyma
(b)Parenchyma
(c)Sclerenchyma
(d)Vascular tissue

45. B
PRANAVLIVE

46. PRANAVLIVE
23.The following characters are shown by which of the following tissues
A.Occurs as layers or patches
B.Cell wall-unevenly thickened due to pectocellulosicdeposition
C.Cells-spherical, oval or polygonal
D.Often has chloroplast
E.Living mechanical tissue
F.Occurs in hypodermis of young dicotstem and petiole
Options :
(a)Parenchyma
(b)Collenchyma
(c)Sclerenchyma
(d)Vascular tissue

47. B
PRANAVLIVE

48. PRANAVLIVE
24.Root hairs are present in
(a)Zone of cell division
(b)Zone of cell elongation
(c)Zone of maturation
(d)Root cap

49. C
PRANAVLIVE

50. PRANAVLIVE
25.Deadcellswithnarrowlumenandlignifiedcellwallwithfewornumerous
pitsandservingmechanicalfunctiononlyarecalled
(a)Collenchyma
(b)Xylem
(c)Aerenchyma
(d)Sclerenchyma

51. D
PRANAVLIVE

52. PRANAVLIVE
26.Fibresand sclereidsare the types of
(a)Parenchyma
(b)Collenchyma
(c)Sclerenchyma
(d)Xylem

53. C
PRANAVLIVE

54. PRANAVLIVE
27.Thedead,elongatedcellshavinglignifiedthickwalloccuringingroupswith
taperingendsandservingamechanicalfunctionarecalled
(a)Fibres
(b)Vessels
(c)Tracheids
(d)Collenchyma

55. A
PRANAVLIVE

56. PRANAVLIVE
28.Which of the following statement is incorrect about sclreids?
(a)Variously shaped
(b)Highly thickened + lignified cell wall and lumen is narrow
(c)Commonly found in fruit wall of nuts, seed coat of legumes and leaves
(d)They are type of parenchyma

57. D
PRANAVLIVE

58. PRANAVLIVE
29.Xylem
(a)Functionsasconductingtissueforwaterandmineralsfromroottothe
stemandleaves
(b)Providemechanicalstrengthtoplantparts
(c)Both
(d)Isabsentinpteridophytes

59. C
PRANAVLIVE

60. PRANAVLIVE
30.Xylem in angiosperms consists of how many types of elements
(a)4
(b)3
(c)2
(d)1

61. A
PRANAVLIVE

62. PRANAVLIVE
31.Angiospermicxylem consists of
(a)Vessels + tracheidsonly
(b)Tracheids+ fibresonly
(c)Vessel, tracheids, fibresand parenchyma
(d)Parenchyma and fibresonly

63. C
PRANAVLIVE

64. PRANAVLIVE
32.Inpteridophytesandgymnosperms,axylemconsistsofallexcept
(a)Vessel
(b)Tracheid
(c)Fibre
(d)Parenchyma

65. A
PRANAVLIVE

66. PRANAVLIVE
33.Tracheid, vessel and sclereidsare similar in that they all
(a)Lack secondary walls
(b)Conduct water and mineral
(c)Function when dead
(d)Have open ends

67. C
PRANAVLIVE

68. PRANAVLIVE
34.In each vascular bundle, the tissue nearest to the centre of stem is
(a)Phloem
(b)Fibres
(c)Vascular cambium
(d)Xylem

69. D
PRANAVLIVE

70. PRANAVLIVE
35.Conductingcellscalled_____elementsarethepartofxylemwherewater
andmineralsaretransported
(a)Tracheary
(b)Vascular
(c)Vessel
(d)Both(a)and(c)

71. D
PRANAVLIVE

72. PRANAVLIVE
36.Unlike tracheids, vessel elements
(a)Function when dead
(b)Are spindle shaped
(c)Are found primarily in angiosperm
(d)Lose part or all of end walls

73. C
PRANAVLIVE

74. PRANAVLIVE
37.The is the centremosttissue in a dicotstem
(a)Pith
(b)Xylem
(c)Phloem
(d)Pericycle

75. A
PRANAVLIVE

76. PRANAVLIVE
38. Tracheidsand vessel elements
(a)Die before they become functional
(b)Are important constituents of all plants
(c)Are found in the secondary plant body
(d)Are without lignified cell wall

77. A
PRANAVLIVE

78. PRANAVLIVE
39.Vascularcambiumformsxylemontheinsideandphloemontheoutsidedueto
(a)Differentialactionofhormones
(b)Intrafascicularnature
(c)Shearingforceofwind
(d)Effectofgrowth

79. A
PRANAVLIVE

80. PRANAVLIVE
40.Match the following
Column–I Column–II
I.Multicellularwith wide lumen A.Vessel
II.They consist of vertical rows B.Tracheid
of the cells with cross wall dissolved
III.Discontinuous lumen due to presence
of end walls
IV.They are dead
V.Cell walls are lignified
VI.Long, cylindrical tube-like structure
VII.Elongated
Options :
(a)A-I, II, IV, V, VI; B-III, IV, V, VII
(b)A-III, IV, V, VII ; B-I, II, IV, V, VI
(c)A-I, IV, VII; B-III, II, IV, V, VII
(d)A-I, II, III, IV ; B-II, IV, V, VI, VII

81. A
PRANAVLIVE

82. PRANAVLIVE
41.Which of the following is living element of xylem?
(a)Fibre
(b)Parenchyma
(c)Tracheid
(d)Vessel

83. B
PRANAVLIVE

84. PRANAVLIVE
42.Xylem parenchyma stores
(a)Starch
(b)Fat
(c)Tannins
(d)all

85. D
PRANAVLIVE

86. PRANAVLIVE
43.Ray parenchyma cells
(a)Are living
(b)Are dead
(c)Perform radial conduction of water
(d)(a) and (c)

87. D
PRANAVLIVE

88. PRANAVLIVE
44.Inangiospermphloem
(a)Bothsievetubeelementsandcompanioncellshavenuclei
(b)Sievetubeelementshavenucleibutcompanioncellsdonot
(c)Thecompanioncellshavenucleibutsievetubeelementsdonot
(d)Neithercompanioncellshavenucleinorsievetubeshavenuclei

89. C
PRANAVLIVE

90. PRANAVLIVE
45.Sievetubesmembershavesieveplateswheretheyjoinwithothersieve
tubeelements.Describethesieveplates
(a)Sieveplatesarenecessarytoallowconductionbetweensievetubescells
(b)Sieveplatesallowjoiningofcytoplasmbetweenadjacenttubecells
(c)Sieveplatesaretheperforatedendwallsofsievetubes
(d)All

91. D
PRANAVLIVE

92. PRANAVLIVE
46.The living and non-lignified components of vascular bundle is/are
(a)Vessels and tracheid
(b)Vessels and phloem
(c)Wood fibreand phloem
(d)Wood parenchyma and sieve tube

93. D
PRANAVLIVE

94. PRANAVLIVE
47.Match the following
Column–I Column II
I.Sieve tube A.Gymnospermicphloem
II.Companion cell B.Angispermicphloem
III.Albuminouscell
IV.Sieve cells
V.Parenchyma
VI.Fibre
Options :
(a) A = I, II, V, VI; B = III, IV, V, VI
(b) A = I, III, IV, V, VI; B = II, III, IV, V, VI
(c) A = III, IV, VI; B=I, II, V, VI
(d) A = I, V, VI; B = II, III, IV

95. C
PRANAVLIVE

96. PRANAVLIVE
48.Whichofthefollowingstatementiswrong?
A.Sievetubeorsievecellislivingbutenucleate
B.Xylemandphloemconstitutethevascularbundle
C.Firstformedxylemelementandphloemelementarecalledmeta
xylemandmetaphloemrespectivley
D.Phloemfibresaregenerallyabsentinprimaryphloem
E.Phloemparenchymaisabsentinmostofthemonocots
Options:
(a)A,B,E
(b)C
(c)D,E
(d)C,D

97. B
PRANAVLIVE

98. PRANAVLIVE
49.Which of the following statements is incorrect about companion cell?
(a)It is specialisedparenchyma cell
(b)Its nucleus controls the function of sieve tube
(c)It helps in maintaining the pressure gradient in sieve tube
(d)It is present in all vascular plants having phloem

99. D
PRANAVLIVE

100. PRANAVLIVE
50.Heterogenoustissues are
(a)Vascular and cork cambium
(b)Xylem and phloem elements
(c)Dermal layer and ground tissue
(d)Parenchyma and sclerenchyma

101. B
PRANAVLIVE

102. PRANAVLIVE
51.At maturity, sieve tubes do not possess
(a)Cell wall
(b)Nucleus
(c)Cytoplasm
(d)Vacuoles

103. B
PRANAVLIVE

104. PRANAVLIVE
52.Sieve tube is
(a)Multicellular, vessel like structure
(b)Provided with porous septa
(c)The main conducting element for translocation of food
(d)All of above

105. D
PRANAVLIVE

106. PRANAVLIVE
53.Complex tissue comprises
(a)Xylem and phloem
(b)Heterogeneous tissue
(c)Conductive tissue
(d)All of these

107. D
PRANAVLIVE

108. PRANAVLIVE
54.Albuminouscell of gymnosperm are equivalent to
(a)Sieve tubes
(b)Sieve cells
(c)Companion cells
(d)Cork cambium

109. C
PRANAVLIVE

110. PRANAVLIVE
55.Companion cell are associated with
(a)Sieve cells
(b)Sieve tubes
(c)Albuminouscells
(d)Vessels

111. B
PRANAVLIVE

112. PRANAVLIVE
56.Sieve tubes are best suited for translocation of solutes because
(a)They are much broader than long
(b)They posses no end wall
(c)They have higher number of pits
(d)They posses interconnected lumen

113. A
PRANAVLIVE

114. PRANAVLIVE
57.Griitinessof fruits like pears is due to
(a)Presence of silica
(b)Presence of stone cells/sclereids
(c)Presence of raphids
(d)Formation of cystolith

115. B
PRANAVLIVE

116. PRANAVLIVE
58.Whichofthefollowingstatementsaboutthephloemparenchymaisfalse?
(a)Itiselongated,spindleshaped,nucleatecellhavingdensecytoplasm
(b)Itscellwalliscomposedofnon-cellulosicmaterial
(c)Ithaspitsthroughwhichplasmodesmataconnectionsexistsbetweencells
(d)Besidesfood,itstoresresins,tannins,latexetc

117. B
PRANAVLIVE

118. PRANAVLIVE
59.Which of the following cell is described by following characters?
I.Sclerenchymatouscells
II.Much elongated, unbranchedand tapering ends
III.Needle like shape
IV.Cell wall thick
V.Dead cells
VII.Found in secondary phloem
Options :
(a) Sieve tubes
(b) Phloem parenchyma
(c) Phloem firbes/blast fibres
(d) Comapnionor albuminouscells

119. C
PRANAVLIVE

120. PRANAVLIVE
60.Which of the bastfibresis of great commercial value?
(a)Jute
(b)Flax
(c)Hemp
(d)All

121. D
PRANAVLIVE

122. PRANAVLIVE
61.A mature sieve tube
(a)Possesses peripheral cytoplasm and no nucleus
(b)Has large vacuole
(c)Isconnectedwithcompanioncellsbypitfieldspresentbetweentheir
commonlongitudinalwall
(d)All

123. D
PRANAVLIVE

124. PRANAVLIVE
62.Onthebasisoflocationandfunction,howmanytypesoftissuesystemare
foundinvascularplants
(a)2
(b)3
(c)4
(d)5

125. B
PRANAVLIVE

126. PRANAVLIVE
63.Epidermis is derived form
(a)Ground meristem
(b)Procambium
(c)Protoderm
(d)Corpus

127. C
PRANAVLIVE

128. PRANAVLIVE
64.The primary function of epidermis is
(a)Protection
(b)Photosynthesis
(c)Conduction of water and solute
(d)Mechanical support

129. A
PRANAVLIVE

130. PRANAVLIVE
65.Epidermis consists of _____ and is _____ (layered)
(a)Sclerenchyma, multi
(b)Collenchyma, single
(c)Parenchyma, multi
(d)Parenchyma, single

131. D
PRANAVLIVE

132. PRANAVLIVE
66.Excessive loss of water is prevented by
(a)Epidermis
(b)Endodermis
(c)Cortex
(d)Xylem

133. A
PRANAVLIVE

134. PRANAVLIVE
67.Trichomes, hairs, stomata etc are included under
(a)Ground tissue system
(b)Vascular tissusesystem
(c)Epidermal tissue system
(d)None

135. C
PRANAVLIVE

136. PRANAVLIVE
68.Stomata develop from
(a)Dermal tissue
(b)Ground tissue
(c)Accessory tissue
(d)Vascular tissue

137. A
PRANAVLIVE

138. PRANAVLIVE
69.Guard cell differ from epidermal cells in having
(a)Specific shape
(b)Chloroplast
(c)Heterogeneous nature of cell wall
(d)All

139. D
PRANAVLIVE

140. PRANAVLIVE
70.Whichofthestatementisfalse?
A.Epidermalcellshavesmallamountofcytoplasmandlargevacuole
B.Waxylayercuticleisabsentinroots
C.Roothairsareunicellularwhilestemhairsaremulticellular
D.Trichomes-branched/unbranched,soft/stiffandsecretoryortranspiration
preventive
E.Guardcellsaredumbbellshapedindicots,bean-shapedinmonocots
Options:
(a)A
(b)D
(c)C
(d)E

141. D
PRANAVLIVE

142. PRANAVLIVE
71.The stomatalapparatus includes
(a)Only stomatalaperture
(b)Stomatalaperture and guard cells
(c)Only guard cell
(d)Stomatalaperture, guard cells and surrounding subsidiary cells

143. D
PRANAVLIVE

144. PRANAVLIVE
72.Which one is wrong about guard cells?
(a)They are modified ground tissue
(b)They are chlorophyllous
(c)Their outer wall is thin and inner wall is highly thickened
(d)Theyregulatestomatalmovementfortranspirationandgaseousexchange

145. A
PRANAVLIVE

146. PRANAVLIVE
73.Sometimesafewepidermalcellsinthevicinityofguardcellsbecome
specialisedintheirshapeandsizeandareknownas
(a)Stomatalaperture
(b)Trichomecell
(c)Subsidiarycell
(d)Stomata

147. C
PRANAVLIVE

148. PRANAVLIVE
74.Howmanyshootapicalmeristematiczonesareexpectedinthetwigofa
plantpossesing9branches,39leaves
(a)9
(b)39
(c)10
(d)8

149. C
PRANAVLIVE

150. PRANAVLIVE
75.Ground/fundamental tissue system is made up of
(a)Parenchyma
(b)Collenchyma
(c)Sclerenchyma
(d)All

151. D
PRANAVLIVE

152. PRANAVLIVE
76.Ground tissue includes
(a)cortex + pericycle
(b)pith
(c)medullaryray
(d)All

153. D
PRANAVLIVE

154. PRANAVLIVE
77.In leaves, ground tissue consists of
(a)Mesophyll
(b)Epidermis
(c)Vascular tissues
(d)Guard cells

155. A
PRANAVLIVE

156. PRANAVLIVE
78.Pit field allow plasmodesmatato travel through
(a)The primary cell wall
(b)The secondary cell wall
(c)Both primary and secondary cell wall
(d)Neither primary nor secondary cell wall

157. C
PRANAVLIVE

158. PRANAVLIVE
79.One of the primary function of the ground tissue in a plant is
(a)Photosynthesis
(b)To protect the plant
(c)Two anchor the plant
(d)Water and sugar conduction

159. A
PRANAVLIVE

160. PRANAVLIVE
80.In the development of a root, the protodermgive rise to the
(a)Cortex
(b)Root hair
(c)Endodermis
(d)Pith

161. B
PRANAVLIVE

162. PRANAVLIVE
81.Plantcellthatarephotosyntheticallyactivearefoundinthe_____layerof
leafandare_____cells
(a)Epidermis,parenchmatous
(b)Mesophyll,parenchymatous
(c)Mesophyll,sclerenchymatous
(d)Arenchyma,collenchymatous

163. B
PRANAVLIVE

164. PRANAVLIVE
82.Xylemandphloemarepresentonthesameradius,suchavascularbundle
iscalled
(a)Radial
(b)Bicollateral
(c)Concentric
(d)Conjoint

165. D
PRANAVLIVE

166. PRANAVLIVE
83.Whenxylemandphloemarearrangedinanalternatemanneronseparate
radii,suchavascularbundleiscalled
(a)Radial
(b)Bicollateral
(c)Concentric
(d)Conjoint

167. A
PRANAVLIVE

168. PRANAVLIVE
84.Vascularbundlehavingcambiumbetweenthexylemandphloemiscalled
(a)Closedvascularbundle
(b)Openvascularbundle
(c)Conjointvascularbundle
(d)Radialvascularbundle

169. B
PRANAVLIVE

170. PRANAVLIVE
85.Vascular bundle without cambium is called
(a)Closed vascular bundle
(b)Open vascular bundle
(c)Conjoint vascular bundle
(d)Radial vascular bundle

171. A
PRANAVLIVE

172. PRANAVLIVE
86.Which one is not a part of stele
(a)Pericycle
(b)Pith
(c)Vascular bundle
(d)Cortex

173. D
PRANAVLIVE

174. PRANAVLIVE
87.Indicotroot,initiationoflateralrootandvascularcambiumduring
secondarygrowthtakesplacefrom
(a)Cortex
(b)Epidermis
(c)Pericycle
(d)Xylem

175. C
PRANAVLIVE

176. PRANAVLIVE
88.The innermost layer or last layer of cortex is called
(a)Pericycle
(b)Conjuctivetissue
(c)Endodermis
(d)Exodermis

177. C
PRANAVLIVE

178. PRANAVLIVE
89.The description refers to which of the following
A.Unicellular hair
B.Endodermis with passage cell
C.Pith-small/inconspicuous
D.Radial vascular bundle
E.2-4 xylem and phloem
Options :
(a)Monocot root
(b)Dicotroot
(c)Monocot stem
(d)Dicotstem

179. B
PRANAVLIVE

180. PRANAVLIVE
90.Monocot root differs from dicotroot in having
(a)Polyarchxylem bundles
(b)Large and well developed pith
(c)Both (a) and (b)
(d)Radial vascular bundle and exarchxylem

181. C
PRANAVLIVE

182. PRANAVLIVE
91.In young dicotstem, cambium is
(a)Single layered
(b)2 layered
(c)Multi-layed
(d)Absent

183. A
PRANAVLIVE

184. PRANAVLIVE
92.In dicotstem
(a)Vascular bundles are conjoint, open and arranged in rings
(b)Xylem is endarch
(c)Collenchymatoushypodermis
(d)All

185. D
PRANAVLIVE

186. PRANAVLIVE
93.Well developed pith is seen in
(a)Monocot root and monocot stem
(b)Dicotroot and anddicotstem
(c)Monocot root and dicotstem
(d)Dicotroot and monocot stem

187. C
PRANAVLIVE

188. PRANAVLIVE
94.Whichoneofthefollowingiscorrectaboutdicotstem?
(a)Pericycleconsistsofsemilunarsclerenchymatouspatchesabovethe
phloemandfewlayersofparenchymaalternatively
(b)Itdoesnotshowsecondarygrowth
(c)Endodermisisrichinstarch,sothisisalsocalledstarchsheath
(d)(a)and(c)

189. D
PRANAVLIVE

190. PRANAVLIVE
95.In leaves, protoxylemelements
(a)Face towards adaxialside
(b)Face towards abaxialside
(c)Are surrounded by metaxylem
(d)Are scattered in the middle

191. D
PRANAVLIVE

192. PRANAVLIVE
96.In dorsiventralleaf, location of palisade tissue and phloem respectively is
(a)Adaxialand abaxial
(b)Abaxialand adaxial
(c)Adaxialand adaxial
(d)Abaxialand abaxial

193. A
PRANAVLIVE

194. PRANAVLIVE
97.In stem, starch sheath is equivalento
(a)Pericycle
(b)Endodermis
(c)Bundle sheath
(d)Bundle cap

195. B
PRANAVLIVE

196. PRANAVLIVE
98.Which one is correct?
(a)In dorsiventralleaf, stomata is on lower surface
(b)Protoxylemdisintegrates to produce lacuna in monocot stem
(c)Reticulate venation in dicotleaf, parallel venation in monocot leaf
(d)All

197. D
PRANAVLIVE

198. PRANAVLIVE
99.AT.S.ofdicotstemisstainedwithiodinewithproperprocedure.Whichof
thefollowingstructuresareexpectedtoshowbluecolor
(a)Endodermis
(b)Cortex
(c)Pericycle
(d)Phloem

199. A
PRANAVLIVE

200. PRANAVLIVE
100.In dicotstem lateral branch comes out from
(a)Pericycle
(b)Cortex
(c)Pith
(d)Epidermis

201. B
PRANAVLIVE

202. PRANAVLIVE
101.Whichofthefollowingiscorrectaboutbulliform/motorcell?
(a)Itisseeningrasses
(b)Itislarge-sized,thinwalledcolourless,vacuolatedcellsontheadaxialsurface
(c)Ithelpsinrollingofleaftominimisewaterlosswhenitisflaccid
(d)All

203. D
PRANAVLIVE