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Neet Biology Anatomy Of Flowering Plants Mcq
Quiz 9
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Q.1
In dorsiventral leaf, stomata ... .. [ kerala 2002]
0%
a) Occur on both the layers of epidermis
0%
b) Occur on lower epidermis
0%
c) Occur in pit on the upper epidermis
0%
d) Do not occur on the epidermis
Explanation
Answer : (b)
Q.2
P-protein occurs in ... .. [ CPMT 2005]
0%
a) Sieve tube elements
0%
b) tracheids
0%
c) Vessels
0%
d) Phloem parenchyma
Explanation
Answer : (a)
Q.3
many grass leaves are capable of folding and unfolding due to ... ...[ DPMT 2011]
0%
a) Parallel veins
0%
b) Isobilateral nature
0%
c) Thin lamina
0%
d) Bulliform cells
Explanation
Answer : (d)
Q.4
Periclinal division occur in ... ..[AMU 1992]
0%
a) Tangential plane
0%
b) Parallel to outer wall
0%
c) transverse plane
0%
d) Vertical plane
Explanation
Answer : (b)
Q.5
Multiple epidermis occurs in ... ... [ BHU 1996]
0%
a) Cotton
0%
b) Cucurbita
0%
c) Palm
0%
d) Nerium
Explanation
Answer : (d)
Q.6
Bhojpatra is got from bark of ... ... [ BHU 1997]
0%
a) Dalbergia
0%
b) Cinchona
0%
c) Piper
0%
d) Betula
Explanation
Answer : (d)
Q.7
Which is not true of sclereids? ... .. [ CBSE 1996]
0%
a) Found in shells of nut, pulp of Guava and Pea
0%
b) Stone cells
0%
c) Constituent of sclerenchyma
0%
d) Group of living cells
Explanation
Answer : (d)
Q.8
Vascular cambium produces ... [ CBSE 1992]
0%
a) Primary xylem and primary phloem
0%
b) Secondary xylem and secondary phloem
0%
c) Primary xylem and secondary phloem
0%
d) Secondary xylem and primary phloem
Explanation
Answer : (b)
Q.9
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
Answer : (c)
Q.10
Vessels of heart wood are blocked by ... ... [ AIIMS 1996]
0%
a) Hydathodes
0%
b) Tyloses
0%
c) Stomata
0%
d) Latex
Explanation
Answer : (b)
Q.11
Parenchyma with large air spaces is ... .... [ kerala 2001]
0%
d) Prosenchyma
0%
a) Stellate parenchyma
0%
b) Aerenchyma
0%
c) Angular parenchyma
Explanation
Answer : (b)
Q.12
A tree grows at a rate of 0.5m/yr. What will be the height of a board fixed at 1.5 m above the base, five years ago ... .. [ JKCMEE 2004]
0%
a) 4 m
0%
b) 3.5 m
0%
c) 1.5 m
0%
d) 4.5 m
Explanation
Answer : (c)
Q.13
Interfascicular cambium is ... ..
0%
a) Intercalary meristem
0%
b) Secondary meristem
0%
c) Apical meristem
0%
d) Non-calary meristem
Explanation
Answer : (b)
Q.14
Epidermal cells are ... .. [ RPMT 1996]
0%
a) Guard cells
0%
b) Root hairs
0%
c) Trichome
0%
d) All the above
Explanation
Answer : (d)
Q.15
Bamboo and Grass stems elongate by the activity of ... ... [ KCET 2004]
0%
a) Intercalary meristem
0%
b) Apical meristem
0%
c) Lateral meristem
0%
d) Secondary meristem
Explanation
Answer : (b)
Q.16
Duramen is ... .. [ K.C.E.T 2001]
0%
a) Sapwood
0%
b) Heartwood
0%
c) Bark
0%
d) Periderm
Explanation
Answer : (b)
Q.17
A closed collateral bundle is one where ... .. [ AFMC 2010]
0%
a) Xylem and phloem occur on different radii
0%
b) Collateral bundle without cambium
0%
c) Xylem and phloem are separated by cambium
0%
d) Collateral bundle with cambium
Explanation
Answer : (b)
Q.18
Adventitious roots develop from ... .. [ RPMT 1998]
0%
a) Epidermis
0%
b) Pericycle or interfascicular parenchyma
0%
c) Cortex
0%
d) Endodermis
Explanation
Answer : (b)
Q.19
If all the lenticels of stem are blocked, the first do die will be ... ..[ AIIMS 1996]
0%
a) Leaves
0%
b) Shoot tips
0%
c) Roots
0%
d) None of the above
Explanation
Answer : (c)
Q.20
Quiescent centre in the middle of root apical meristem was discovered by ... .. [ AFMC 1997]
0%
a) Eames
0%
b) Schmidt
0%
c) Clowes
0%
d) Hanstein
Explanation
Answer : (c)
Q.21
Sea shore trees do not show annual rings because ... ... [ BHU 1992]
0%
a) There is little climatic variations
0%
b) they belong to monocots
0%
c) There is enough moisture
0%
d) Soil is sandy
Explanation
Answer : (a)
Q.22
Senescence and death are essential in the functioning of ... .. [ Pb PMT 2000 ]
0%
a) Sieve tubes
0%
b) Companion cells
0%
c) Both a and b
0%
d) Xylem and Sclerenchyma cells
Explanation
Answer : (d)
Q.23
What is true of heartwood ... .. [ RPMT 2002]
0%
a) It does not help in water transport
0%
b) It is resistant to bacterial infections
0%
c) It is made up of degenerated cells
0%
d) All the above
Explanation
Answer : (d)
Q.24
The tissue which has dead cells in the functional state is ... ..[ CET Chd.2009]
0%
a) Collenchyma
0%
b) Sclerenchyma
0%
c) Parenchyma
0%
d) Phloem
Explanation
Answer : (b)
Q.25
Cuticle is secreted by ... ... [ CMC 2002]
0%
a) Hypodermis
0%
b) Endodermis
0%
c) Epidermis
0%
d) Both b and c
Explanation
Answer : (c)
Q.26
Main function of lenticel is ... .. [ CBSE 2002]
0%
a) transpiration
0%
b) Guttation
0%
c) Bleeding
0%
d) Gaseous exchange
Explanation
Answer : (c)
Q.27
Active divisions occur in the cells of ... ..[ MPPMT 1998]
0%
a) Xylem
0%
b) Phloem
0%
c) Cambium
0%
d) Collenchyma
Explanation
Answer : (c)
Q.28
Quiescent centre occurs in ... .. [ CPMT 2005]
0%
a) Shoot apex
0%
b) Root apex
0%
c) Both a and b
0%
d) Meristematic tissue
Explanation
Answer : (b)
Q.29
Which of the following is a complex tissue .. .. [ CPMT 2010]
0%
a) Parenchyma
0%
b) Collenchyma
0%
c) Xylem
0%
d) Sclerenchyma
Explanation
Answer : (c)
Q.30
Which do not have stomata ... .. [ CPMT 1996]
0%
a) Submerged hydrophytes
0%
b) Hygrophytes
0%
c) Mesophytes
0%
d) Xerophytes
Explanation
Answer : (a)
Q.31
Which is not characteristic of xerophytic leaf .. .. [ CPMT 1990]
0%
a) Thick cuticle
0%
b) Well developed mechanical tissue
0%
c) Well developed conducting tissue
0%
d) Spongy parenchyma
Explanation
Answer : (d)
Q.32
The term meristem was coined by ... .. [ JIPMER 1997]
0%
a) Hanstein
0%
b) Nageli
0%
c) Schmidt
0%
d) Esau
Explanation
Answer : (b)
Q.33
Sieve tube possess ... ... [[ BHU 1991]
0%
a) Simple oblique end walls
0%
b) Perforated oblique septa
0%
c) Perforated longitudinal walls
0%
d) Apical oblique plates
Explanation
Answer : (b)
Q.34
Apical meristem of root is present ... .. [ CBSE 2003]
0%
a) Only in radicles
0%
b) Only in tap roots
0%
c) Only in adventitious roots
0%
d) In all the roots
Explanation
Answer : (d)
Q.35
Cotton fibres are .. ... [ CNS 2003 ]
0%
a) Bark fibres
0%
b) Phloem fibres
0%
c) Pericycle fibres
0%
d) Epidermal fibres
Explanation
Answer : (d)
Q.36
Monocot root has ... .. [ KCET 2001]
0%
a) Conjoint, collateral, open, polyarch vascular bundles
0%
b) Suberised exodermis, casparian strip, passage cells, cambium
0%
c) Suberised exodermis, polyarch xylem, pith
0%
d) Exodermis, endarch, tetrarch closed vascular bundles
Explanation
Answer : (c)
Q.37
What is correct about monocot stem ... ... [ Odisha 2002]
0%
a) Hypodermis is sclerenchymatous, vascular bundles are closed, phloem parenchyma is absent
0%
b) Hypodermis is sclerenchymatous, vascular bundles are open, phloem parenchyma is absent
0%
c) Hypodermis is collenchymatous, vascular bundles are closed, phloem parenchyma is present
0%
d) hypodermis is sclerenchymatous, vascular bundles are closed, phloem parenchyma is present
Explanation
Answer : (a)
Q.38
Sieve tube is component of ... .. [ BHU 2000]
0%
a) Xylem
0%
b) Cortex
0%
c) Phloem
0%
d) Both xylem and phloem
Explanation
Answer : (c)
Q.39
Procambium forms ... .. [ DPMT 2001]
0%
a) Vascular cambium
0%
b) vascular tissues
0%
c) Cork cambium
0%
d) Intercalary meristem
Explanation
Answer : (b)
Q.40
Collateral open vascular bundles and eustele occur in ... ... [ WB 2012]
0%
a) Monocot stem
0%
b) Dicot stem
0%
c) Monocot root
0%
d) Dicot root
Explanation
Answer : (b)
Q.41
Porous wood contains ... ... [ AIIMS 2001]
0%
a) Fibres
0%
b) Sieve tubes
0%
c) tracheids
0%
d) Vessels
Explanation
Answer : (d)
Q.42
Early formed xylem is ... ... [ Pb PMT 1997]
0%
a) Uniseriate
0%
b) Multiseriate
0%
c) Protoxylem
0%
d) Metaxylem
Explanation
Answer : (c)
Q.43
Meristem that is parallel to the longitudinal axis of the plant is ... .. [ JKCMEE 2010]
0%
a) Procambium
0%
b) Intercalary meristem
0%
c) Phellogen
0%
d) Apical meristem
Explanation
Answer : (c)
Q.44
Which one does not occur in xylem ... ... [ CMC 2002]
0%
a) Medullary rays
0%
b) Vascular rays
0%
c) Vessels
0%
d) Tracheids
Explanation
Answer : (a)
Q.45
Cambium produces ... ..[ JIPMER 2003]
0%
a) Secondary permanent tissue
0%
b) Secondary meristematic tissues
0%
c) Secondary apical meristem
0%
d) All the above
Explanation
Answer : (a)
Q.46
Bicollateral vascular bundles have tissue arrangement ... ... [ KCET 2004]
0%
a) Outer phloem - Outer cambium - Middle xylem - Inner cambium - Inner phloem
0%
b) outer xylem - Outer cambium - Middle phloem - Inner cambium - inner xylem
0%
c) Outer phloem - Outer xylem - Middle cambium
0%
d) outer cambium - Outer phloem - Middle xylem - Inner phloem - Inner cambium
Explanation
Answer : (a)
Q.47
Assertion (A) : All the endodermal cells of the root do not contain casparian thickenings on their radial walls and transverse walls Reason (R): Passage cells are found in endodermis
0%
a) Both (A) and (R) are true. (R) is correct explanation of (A)
0%
b) Both (A) and (B) are true. (R) is not correct explanation of (A)
0%
c) (A) is true but (R) is false
0%
d) (A) is false but (R) is true
Explanation
Answer : (d)
Q.48
Velamen found in epiphytic roots is meant for ... ... [ CPMT 1991]
0%
a) Absorption of water from host
0%
b) Absorption of water from air
0%
c) Perennation
0%
d) Protection
Explanation
Answer : (b)
Q.49
Tissue cells commonly found in fruit walls of nuts and pulp of some fruits like guava are called ... .. [ AMU 2009]
0%
a) Fibres
0%
b) Sclereids
0%
c) Tracheids
0%
d) Vessels
Explanation
Answer : (b)
Q.50
Periderm is produced by ... .. [ JKCMEE 2007]
0%
a) Vascular cambium
0%
b) Fascicular cambium
0%
c) Phellogen
0%
d) Intrafascicular cambium
Explanation
Answer : (c)
0 h : 0 m : 1 s
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