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Neet Biology Anatomy Of Flowering Plants Mcq
Quiz 6
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Q.1
Meristem present in a vascular bundle is ... .. [ MPPMT 2007]
0%
a) Fascicular/Intrafascicular cambium
0%
b) Interfascicular cambium
0%
c) Phellogen
0%
d) Procambium
Explanation
Answer : (a)
Q.2
.... ... is an example of secondary meristem
0%
a) Xylem
0%
b) Phloem
0%
c) Phellem
0%
d) Cork cambium
Explanation
Answer : (d)
Q.3
Vascular bundle with protoxylem towards the periphery is .. ... [ AFMC 1998]
0%
a) Radial
0%
b) Endarch
0%
c) Exarch
0%
d) Closed
Explanation
Answer : (c)
Q.4
Match columns ... [ kerala 2007]
Radial vascular bundle
a)
Cucurbita pepo
Collateral vascular bundle
b)
Dracaena
Bicollateral vascular bundle
c) Roots of angiosperms
Amphicribal vascular bundle
d) Sunflower stem
Amphivasal vascular bundle
e. Fern
0%
a) 1 - c, 2 - d, 3 - a, 4 - e, 5 - b
0%
b)1 - b, 2 - c, 3 - a, 4 - e, 5 - d
0%
c) 1 - c, 2 - d, 3 - e, 4 - a, 5 - b
0%
d) 1 - d, 2 - e, 3 - a, 4 - b, 5 - c
Explanation
Answer : (a)
Q.5
Function of cork cambium is to produce ... ..[ BHU 1999]
0%
a) Secondary xylem and secondary phloem
0%
b) Cork and secondary cortex
0%
c) Secondary cortex and phloem
0%
d) Cork
Explanation
Answer : (b)
Q.6
Quiescent centre shows ... ... [ kerala 2000]
0%
a) Rapid divisions
0%
b) High metabolic activity
0%
c) Little meristematic activity
0%
d) Development of lateral appendages
Explanation
The region in the apical meristem of a root where little or no cell division occurs. The cells in the quiescent centre are capable of assuming meristematic activity if the initials in the meristem are damaged, and thus act as a reservoir of potential initials, protected from damage by their relative inactivity. The quiescent centre may also be a site of auxin synthesis. Answer : (c)
Q.7
Epidermal fibres of economic importance belong to .. .. [ Odisha 2011]
0%
a) Cotton
0%
b) Flax
0%
c) Hemp
0%
d) Coir
Explanation
Answer : (a)
Q.8
Lenticels are ... ... [ AFMC 1997]
0%
a) Scars on old stems
0%
b) Special stomata
0%
c) Aerating pores in bark
0%
d) Special stomata on hydrophytic plants
Explanation
Answer : (c)
Q.9
Jute fibres are .. .. [ HPPMT 2012]
0%
a) Sieve tube
0%
b) Xylem fibres
0%
c) Phloem fibres
0%
d) Mesocarp fibres of Coconut
Explanation
Answer : (c)
Q.10
Cork cambium is also called ... .. [ Tamil nadu 2001]
0%
a) Phelloderm
0%
b) Phellem
0%
c) Periderm
0%
d) Phellogen
Explanation
Answer : (d)
Q.11
Meristematic tissues in plants ... ..[ Chd. CET 2012]
0%
a) Have their walls made of cellulose
0%
b) Have intercellular spaces between them
0%
c) Store reserve food materials
0%
d) Have their walls made of chitin
Explanation
Answer : (a)
Q.12
Outermost primary meristem forms ...
0%
a) Epidermis
0%
b) Procambium
0%
c) Ground meristem
0%
d) All the above
Explanation
Answer : (a)
Q.13
Which of the following statement is true ... [ kerala 2010]
0%
a) Collenchyma occurs in layers below epidermis in monocot plants
0%
b) Xylem parenchyma cells are living, thin walled and lignified
0%
c) Sclerenchyma cells are usually dead and without protoplasts
0%
d) Companion cells are specialized sclerenchyma cells
Explanation
Answer : (c)
Q.14
Radial vascular bundles occur in ... ... [ RPMT 2006]
0%
a) Dicot root
0%
b) Monocot root
0%
c) All roots
0%
d) Dicot stem
Explanation
Answer : (c)
Q.15
In sclerenchyma, wall is ... ... [ AIIMS 1990]
0%
a) Lignified
0%
b) Suberised
0%
c) Pectinised
0%
d) Cutinised
Explanation
Answer : (a)
Q.16
Separate xylem and phloem bundles are known as ... .. [ JKCMEE 2003]
0%
a) Radial
0%
b) Amphivasal
0%
c) Collateral
0%
d) Bicollateral
Explanation
Answer : (a)
Q.17
Aerenchyma assists the plants in ... ... [ CPMT 1992]
0%
a) Attachment
0%
b) Mechanical strength
0%
c) Floating on water
0%
d) Exchange of gases
Explanation
Answer : (c)
Q.18
Sunken stomata occur in ... .. [ BHU 1999]
0%
a) Mesophytes
0%
b) Xerophytes
0%
c) Hygrophytes
0%
d) Hydrophytes
Explanation
Answer : (b)
Q.19
Intercalary meristem is found in ... ... [ BHU 2002]
0%
a) Root
0%
b) Stem tip
0%
c) Petiole and internodes
0%
d) Latex
Explanation
Answer : (c)
Q.20
Which pair has lignin in both ... ..[ WB 2008]
0%
a) Tracheid and collenchyma
0%
b) Sclerenchyma and sieve tube
0%
c) Sclerenchyma and trachea
0%
d) Parenchyma and endodermis
Explanation
Answer : (c)
Q.21
Motor cells take part in .. ..[ maipal 2003]
0%
a) Guttation
0%
b) Transpiration
0%
c) Inrolling
0%
d) All the above
Explanation
Answer : (c)
Q.22
Conductivity part of phloem according to Haberlandt (1914) is ... .. [ JKCMEE 2002]
0%
a) Sterom
0%
b) Hadrom
0%
c) Leptom
0%
d) Bark
Explanation
Answer : (c)
Q.23
Axillary and terminal buds develop by activity of ... ... [ CBSE 2002]
0%
a) Lateral meristem
0%
b) Intercalary meristem
0%
c) Apical meristem
0%
d) Parenchyma
Explanation
Answer : (c)
Q.24
Length of different internodes in culm of sugarcane is variable due to ... ... [ CBSE 2008]
0%
a) Shoot apical meristem
0%
b) Position of axillary buds
0%
c) Intercalary meristem
0%
d) Size of leaf lamina at the node below each internode
Explanation
Answer : (c)
Q.25
Resin ducts of Pinus are an example of ... ... [ AIIMS 1993]
0%
a) Lysigenous cavity
0%
b) Schizogenous cavity
0%
c) Vacuolated cells
0%
d) Intercellular spaces
Explanation
Answer : (b)
Q.26
Vascular cambium of dicot stem is ... .. [ Manipur 2006]
0%
a) Apical meristem
0%
b) Intercalary meristem
0%
c) Lateral meristem
0%
d) Secondary meristem
Explanation
Answer : (c)
Q.27
Which one occurs only is dicots ... ... [ RPMT 1995]
0%
a) Collenchyma
0%
b) Chlorenchyma
0%
c) Phloem
0%
d) Xylem
Explanation
Answer : (a)
Q.28
Phloem parenchyma is absent in ... ..[ Pb PMT 1997]
0%
a) Dicot root
0%
b) Dicot leaf
0%
c) Monocot stem
0%
d) Dicot stem
Explanation
Answer : (c)
Q.29
Transport of food material in higher plants takes place through .. ... [ CBSE 2010]
0%
a) Companion cells
0%
b) Sieve elements
0%
c) Tracheids
0%
d) Transfusion tissue
Explanation
Answer : (b)
Q.30
Branch of botany dealing with internal organization of plant is ... ..[ MPPMT 2004]
0%
a) Physiology
0%
b) Anatomy
0%
c) Ecology
0%
d) Cytology
Explanation
Answer : (b)
Q.31
Cells of quiescent centre has lower concentration of ... .. [ CET Chd. 2006]
0%
a) DNA
0%
b) Proteins
0%
c) RNA
0%
d) All the above
Explanation
The cells of quiescent centre have lower concentration of DNA, RNA and protein as compared to these cells in the root apex. These cells also have fewer mitochondria, little endoplasmic reticulum and very small nuclel and nucleoli. quiescent centre A region in the apical meristem of a root where cell division proceeds very slowly or not at all, but the cells are capable of resuming meristematic activity should tissue surrounding them be damaged. Answer : (b)
Q.32
What is true ... . [ manipal 2002]
0%
a) Hygrophytes have isobilateral astomatic leaves
0%
b) Hygrophytes have aerenchyma
0%
c) Most of hygrophytes have hydathodes
0%
d) xerophytes have more lenticels but thin cuticle
Explanation
Answer : (c)
Q.33
In a dorsiventral leaf, protoxylem and metaxylem are located respectively ... ... [ RPMT 2002]
0%
a) Abaxial and adaxial sides
0%
b) Adaxial and abaxial sides
0%
c) Adaxial and adaxial sides
0%
d) Abaxial and abaxial sides
Explanation
Answer : (b)
Q.34
Vessels and companion cells occur in ... ...[ MPPMT 2007]
0%
a) Thallophytes
0%
b)Bryophytes
0%
c) Pteridophytes
0%
d) Angiosperms
Explanation
Answer : (d)
Q.35
Wood is common name of ... ... [ AFMC 2003]
0%
a) Cambium
0%
b) Vascular bundles
0%
c) Phloem
0%
d) Secondary xylem
Explanation
Answer : (d)
Q.36
The tissue that perpetuates itself by cell division is ... ... [ kerala 2004]
0%
a) Meristematic tissue
0%
b) Ground tissue
0%
c) Permanent tissue
0%
d) Vascular tissue
Explanation
Answer : (a)
Q.37
Hard woods have ... .. [ BHU 1996]
0%
a) More of parenchyma
0%
b) Vessels in abundance
0%
c) Tracheids mainly
0%
d) Non-porous nature
Explanation
All hardwoods contain, in varying amounts, vessel elements, fibers, Answer : (b)
Q.38
In dicot stem the vascular bundles are ... ... [ JIPMER 1998]
0%
a) Concentric and open
0%
b) Concentric and closed
0%
c) Conjoint, collateral and closed
0%
d) Conjoint, collateral and open
Explanation
Answer : (d)
Q.39
The composition of stele is ... ... [ Odisha 2011]
0%
a) Pith, vascular bundles
0%
b) Endodermis, pericycle, pith
0%
c) Endodermis, pericycle
0%
d) Pericycle, pith, vascular tissue
Explanation
Answer : (d)
Q.40
Secondary xylem is ... .. [RPMT 1996]
0%
a) Endarch
0%
b) Exarch
0%
c) Mesarch
0%
d) None of the above
Explanation
Answer : (d)
Q.41
Vascular bundles occur in a ring in ... .. [ Har PMT 2000 ]
0%
a) Monocot stem
0%
b) Leaf
0%
c) Root
0%
d) Dicot stem
Explanation
Answer : (d)
Q.42
Companion cells are found in ... .. [ MPPMT 2010]
0%
a) Epidermis
0%
b) Cambium
0%
c) Xylem
0%
d) Phloem
Explanation
Answer : (d)
Q.43
Secondary growth occurs in dicot stem due to ... ..
0%
a) Phloem
0%
b) Medullary rays
0%
c) Cambium
0%
d) Xylem
Explanation
Answer : (c)
Q.44
Histogen found at the tip of root apical meristem is ... ..[ AFMC 1993]
0%
a) Plerome
0%
b) Periblem
0%
c) Calyptrogen
0%
d) Dermatogen
Explanation
Answer : (c)
Q.45
Waxy coating on epidermis of young stem is ... .. [ kerala 2001]
0%
a) Suberin
0%
b) Periderm
0%
c) Phellem
0%
d) Cuticle
Explanation
Answer : (d)
Q.46
Vessels are majority water conducting cells in .. ..[ KCET 2002]
0%
a) Dicots only
0%
b) Monocots only
0%
c) Angiosperms
0%
d) Pteridophytes and gymnosperms
Explanation
Answer : (c)
Q.47
Velamen occurs in ... ... [ JIPMER 2003]
0%
a) Epiphytes
0%
b) Xerophytes
0%
c) Halophytes
0%
d) Sciophytes
Explanation
Answer : (a)
Q.48
Hypodermis is monocotyledonous stem is ... ..[ Pb PMT 2000]
0%
a) Parenchymatous
0%
b) Chlorenchymatous
0%
c) Collenchymatous
0%
d) Sclerenchymatous
Explanation
Answer : (d)
Q.49
Cambium is lateral meristem that takes part in ... .. [ MHT CET 2008]
0%
a) Internodal growth
0%
b) Axial growth
0%
c) Growth of branches
0%
d) Increasing girth of stem and root
Explanation
Answer : (d)
Q.50
Ground tissue consists of ... ... [ AMU 2011]
0%
a) All tissues internal to endodermis
0%
b) Epidermis and cortex
0%
c) All tissues except epidermis and vascular bundles
0%
d) All tissue external to endodermis
Explanation
Answer : (c)
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