NEET Biology Morphology of Flowering Plants (Root, Stem And Leaf) Question Bank

done Internal Structure of Root Stem and Leaf Total Questions - 52

• question_answer1)
  Exarch and polyarch vascular bundles occur in [DPMT 1980; MP PMT 2000]
  A)
  Monocot stem done clear
  B)
  Monocot root done clear
  C)
  Dicot stem done clear
  D)
  Dicot root done clear
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• question_answer2)
  Phloem parenchyma is absent in
  A)
  Vascular rays done clear
  B)
  Monocot stem done clear
  C)
  Dicot root done clear
  D)
  Dicot leaf done clear
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• question_answer3)
  Velamen tissue in orchids is found in [RPMT 2002]
  A)
  Shoot done clear
  B)
  Root done clear
  C)
  Leaves done clear
  D)
  Flowers done clear
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• question_answer4)
  In root, xylem is [CBSE PMT 1990]
  A)
  Mesarch done clear
  B)
  Exarch done clear
  C)
  Placed at different places in different plants done clear
  D)
  Endarch done clear
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• question_answer5)
  In monocot leaf [CBSE PMT 1990]
  A)
  Bulliform cells are absent from the epidermis done clear
  B)
  Veins form a network done clear
  C)
  Mesophyll is well differentiated into these parts done clear
  D)
  Mesophyll is not differentiated into palisade and spongy parenchyma done clear
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• question_answer6)
  In dicot root [CPMT 1982]
  A)
  Vascular bundles are scattered and with cambium done clear
  B)
  Vascular bundles are arranged in a ring and have cambium done clear
  C)
  Xylem and phloem radially arranged done clear
  D)
  Xylem is always endarch done clear
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• question_answer7)
  Well-developed pith is found in [BHU 1980]
  A)
  Monocot stem and dicot root done clear
  B)
  Monocot and dicot stems done clear
  C)
  Dicot stem and dicot root done clear
  D)
  Dicot stem and monocot root done clear
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• question_answer8)
  The correct situation of mesophyll in isobilateral grass leaf is shown by [CPMT 1990]
  A)
  Palisade towards adaxial surface done clear
  B)
  Palisade towards abaxial surface done clear
  C)
  Undifferentiated mesophyll done clear
  D)
  Palisade along both the surface done clear
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• question_answer9)
  Monocot root differs from dicot root in having [DPMT 1978]
  A)
  Open vascular bundles done clear
  B)
  Scattered vascular bundles done clear
  C)
  Well-developed pith done clear
  D)
  Radially arranged vascular bundles done clear
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• question_answer10)
  Vascular bundles are scattered in [CPMT 1992; Kerala CET 2002]
  A)
  Bryophytes done clear
  B)
  Dicot root done clear
  C)
  Dicot stem done clear
  D)
  Monocot stem done clear
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• question_answer11)
  Generally hypodermis in monocots is composed of [MP PMT 1986]
  A)
  Parenchyma done clear
  B)
  Sclerenchyma done clear
  C)
  Collenchyma done clear
  D)
  Chlorenchyma done clear
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• question_answer12)
  Polyarch condition is seen in [JIPMER 1986]
  A)
  Monocot stem done clear
  B)
  Monocot root done clear
  C)
  Dicot root done clear
  D)
  Dicot stem done clear
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• question_answer13)
  Which of the following is not a characteristic feature of the anatomy of dicotyledonous root [CPMT 1990]
  A)
  Radial vascular bundles done clear
  B)
  Secondary growth done clear
  C)
  Pith little or absent done clear
  D)
  Vascular bundles 15 - 20 done clear
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• question_answer14)
  Endodermis of dicot stem is also called [RPMT 1986]
  A)
  Bundle sheath done clear
  B)
  Starch sheath done clear
  C)
  Mesophyll done clear
  D)
  Pith done clear
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• question_answer15)
  In a vertical section of a dorsiventral leaf, the protoxylem in its midrid bundle [BHU 1994]
  A)
  Faces the dorsal epidermis of the leaf done clear
  B)
  Faces the ventral epidermis of the leaf done clear
  C)
  Is not distinct done clear
  D)
  Is surrounded by metaxylem done clear
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• question_answer16)
  The lacunae in the vascular bundles of monocot stem is
  A)
  A large sized protoxylem done clear
  B)
  A mucilage canal done clear
  C)
  Metaxylem done clear
  D)
  Lysigenous water cavity done clear
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• question_answer17)
  The cell layer located at the periphery in the cross-section of the root is called
  A)
  Endodermis done clear
  B)
  Epiblema done clear
  C)
  Pericycle done clear
  D)
  Xylem done clear
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• question_answer18)
  Cortex in the monocot root constitutes
  A)
  Parenchymatous cells done clear
  B)
  Collenchymatous cells done clear
  C)
  Sclerenchymatous cells done clear
  D)
  Companion cells done clear
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• question_answer19)
  Monocot root differs from dicot root in
  A)
  Showing secondary growth done clear
  B)
  No xylem done clear
  C)
  No cambium done clear
  D)
  No phloem done clear
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• question_answer20)
  Exarch xylem is found in [KCET 1999]
  A)
  Root done clear
  B)
  Stem done clear
  C)
  Leaf done clear
  D)
  Rachis done clear
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• question_answer21)
  Two to five xylem bundle are found in
  A)
  Monocot root done clear
  B)
  Monocot stem done clear
  C)
  Dicot stem done clear
  D)
  Dicot root done clear
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• question_answer22)
  Medullary rays are seen in
  A)
  Dicot root done clear
  B)
  Monocot root done clear
  C)
  Monocot stem done clear
  D)
  Dicot stem done clear
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• question_answer23)
  Vascular bundles have a prominent sheath of fibres in
  A)
  Dicot root done clear
  B)
  Monocot root done clear
  C)
  Monocot stem done clear
  D)
  Dicot stem done clear
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• question_answer24)
  Collenchymatous hypodermis is characteristics of [CPMT 1984; JIPMER 1986; MP PMT 1986]
  A)
  Dicot stem done clear
  B)
  Monocot stem done clear
  C)
  Monocot as well as dicot stem done clear
  D)
  Hydrophytes done clear
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• question_answer25)
  Vascular bundles in dicot stem are [MHCET 2001]
  A)
  Conjoint and collateral done clear
  B)
  Conjoint and closed done clear
  C)
  Conjoint, collateral and open done clear
  D)
  Collateral and open done clear
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• question_answer26)
  Cortex and pith are not distinguished in
  A)
  Dicot stem done clear
  B)
  Monocot stem done clear
  C)
  Dicot root done clear
  D)
  Monocot root done clear
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• question_answer27)
  In leaves the protoxylem elements
  A)
  Face towards abaxial surface done clear
  B)
  Face towards adaxial surface done clear
  C)
  Are surrounded by metaxylem elements done clear
  D)
  Are scattered in the vascular bundle done clear
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• question_answer28)
  Palisade tissue is present on both sides of leaf of
  A)
  Helianthus done clear
  B)
  Nerium done clear
  C)
  Wheat done clear
  D)
  Maize done clear
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• question_answer29)
  In a dorsiventral leaf, location of palisade tissue and phloem respectively are [RPMT 1999]
  A)
  Abaxial and abaxial done clear
  B)
  Adaxial and abaxial done clear
  C)
  Adaxial and adaxial done clear
  D)
  Abaxial and adaxial done clear
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• question_answer30)
  T.S. of stem of Cucurbita can be identified from the T.S. of sunflower stem by the presence of
  A)
  Bicollateral vascular bundles done clear
  B)
  Conjoint vascular bundles done clear
  C)
  Scattered vascular bundles done clear
  D)
  Cambium in the vascular bundles done clear
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• question_answer31)
  Which of the following is seen in a monocot root [BHU 1991]
  A)
  Large pith done clear
  B)
  Vascular cambium done clear
  C)
  Endarch xylem done clear
  D)
  Medullary ray done clear
  View Solution play_arrow

• question_answer32)
  In isobilateral leaf more plastids are found in [Bihar MDAT 1995]
  A)
  Upper epidermis done clear
  B)
  Lower epidermis done clear
  C)
  Mesophyll cells done clear
  D)
  Pericycle done clear
  E)
  None of these done clear
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• question_answer33)
  In what respect, the pericycle of a root differs from that of the stem
  A)
  Sclerenchymatous in root and collenchymatous in stem done clear
  B)
  Collenchymatous in root and parenchymatous in stem done clear
  C)
  Parenchymatous in root and sclerenchymatous in stem done clear
  D)
  Parenchymatous in root and collenchymatous in stem done clear
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• question_answer34)
  Abundant pith is characteristic of
  A)
  Monocot root and monocot stem done clear
  B)
  Monocot root and dicot stem done clear
  C)
  Dicot stem and dicot root done clear
  D)
  Dicot root and monocot stem done clear
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• question_answer35)
  Centripetal xylem is the characteristic of
  A)
  Roots done clear
  B)
  Stems done clear
  C)
  Leaf done clear
  D)
  Petiole done clear
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• question_answer36)
  Collenchyma generally occurs [Bihar MDAT 1992]
  A)
  Scattered in dicot roots done clear
  B)
  In a ring in monocot roots done clear
  C)
  In patches under epidermis in dicot stem done clear
  D)
  In all of the above done clear
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• question_answer37)
  Phloem parenchyma is absent in [RPMT 1985]
  A)
  Dicot root done clear
  B)
  Dicot leaf done clear
  C)
  Monocot stem done clear
  D)
  Dicot stem done clear
  View Solution play_arrow

• question_answer38)
  Collenchyma tissue is present in [RPMT 1995]
  A)
  Dicot stem done clear
  B)
  Monocot stem done clear
  C)
  Dicot root done clear
  D)
  Flowers done clear
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• question_answer39)
  The vascular bundles in the stem of monocots are typically [CPMT 1989]
  A)
  Collateral done clear
  B)
  Bicollateral done clear
  C)
  Concentric done clear
  D)
  Radial done clear
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• question_answer40)
  Sclerenchymatous sheath is present in vascular bundles [CET Pune 1998]
  A)
  Monocot root done clear
  B)
  Dicot root done clear
  C)
  Dicot stem done clear
  D)
  Monocot stem done clear
  View Solution play_arrow

• question_answer41)
  In monocot roots which types of vascular bundles are found [BHU 2003]
  A)
  Collateral, conjoint and closed done clear
  B)
  Radial V.B. with exarch xylem done clear
  C)
  Bicollateral, conjoint and closed done clear
  D)
  Radial V.B. with endarch xylem done clear
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• question_answer42)
  Lateral roots arise from [CPMT 1994; DPMT 2003]
  A)
  Pericycle done clear
  B)
  Pith done clear
  C)
  Stem done clear
  D)
  Root done clear
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• question_answer43)
  Origin of lateral root of secondary root is [RPMT 1987]
  A)
  Exogenous done clear
  B)
  Endogenous done clear
  C)
  Lysigenous done clear
  D)
  Schizogenous done clear
  View Solution play_arrow

• question_answer44)
  Kranz anatomy is found in [CPMT 1998]
  A)
  Monocots done clear
  B)
  Dicots done clear
  C)
  Both [a] and [b] done clear
  D)
  None of these  done clear
  View Solution play_arrow

• question_answer45)
  In dicot roots, cells of which region show casparian strips [RPMT 1997; CBSE PMT 1999; Orissa JEE 2005]
  A)
  Cambium done clear
  B)
  Endodermis done clear
  C)
  Pericycle done clear
  D)
  Hypodermis done clear
  View Solution play_arrow

• question_answer46)
  In the diagram of T.S. of Stele of Dicot Root, the different parts have been indicated by alphabets; choose the answer in which these alphabets correctly match with the parts they indicate [KCET 2004]
  A)
  A = Endodermis B = Conjunctive tissue C = Metaxylem D = Protoxylem E = Phloem F = Pith done clear
  B)
  A = Endodermis B = Pith C = Protoxylem D = Metaxylem E = Protoxylem F = Conjuctive tissue done clear
  C)
  A = Pericycle B = Conjuctive tissue C = Metaxylem D = Protoxylem E = Phloem done clear
  D)
  A = Endodermis B = Conjuctive tissue C = Protoxylem D = Metaxylem E = Phloem F = Pith done clear
  View Solution play_arrow

• question_answer47)
  In monocot stem, following is absent  [DPMT 2004]
  A)
  Endodermis done clear
  B)
  Hypodermis done clear
  C)
  Cortex done clear
  D)
  Both [a] and [b] done clear
  View Solution play_arrow

• question_answer48)
  Largest number of chloroplast is found in [CPMT 2004]
  A)
  Palisade tissue done clear
  B)
  Spongy tissue done clear
  C)
  Transfusion tissue done clear
  D)
  Bundle sheath cells done clear
  View Solution play_arrow

• question_answer49)
  Conjoint, collateral and closed vascular bundle is found in [CPMT 1998; RPMT 1992, 02; BHU 2002; BCECE 2005]
  A)
  Monocot stem done clear
  B)
  Monocot root done clear
  C)
  Dicot stem done clear
  D)
  Dicot root done clear
  View Solution play_arrow

• question_answer50)
  Pith is a central part of the ground [J&K CET 2005]
  A)
  Parenchyma done clear
  B)
  Collennohyma done clear
  C)
  Chlorenchyma done clear
  D)
  Sclerenchyma done clear
  View Solution play_arrow

• question_answer51)
  Monocot root differs from dicot root in [AMU 2005]
  A)
  Presence of more than six xylem bundle done clear
  B)
  Well-developed pith done clear
  C)
  Absence of secondary growth done clear
  D)
  All of these done clear
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• question_answer52)
  Which of the following is correct sequence of layers in typical monocot root (from outer surface to inside) [CPMT 2005]
  A)
  Pericycle, cortex, endodermis, epiblema done clear
  B)
  Epiblema, endodermis, cortex, pericycle done clear
  C)
  Epiblema, cortex, endodermis, pericycle done clear
  D)
  Epiblema, pericycle, cortex, endodermis done clear
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