-
question_answer1)
A group of cells alike in form, function and origin is called [CMC Vellore 1994; MP PMT 1999]
A)
Organ done
clear
B)
Organella done
clear
C)
Tissue done
clear
D)
None of these done
clear
View Solution play_arrow
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question_answer2)
Most appropriate definition of tissue is
A)
They are composed of only one type of cells done
clear
B)
Only one type of cells responsible to perform one common function is called tissue done
clear
C)
A group of one or more types of cells performing one common function is called tissue done
clear
D)
None of the above done
clear
View Solution play_arrow
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question_answer3)
All xylem elements when mature are dead except [CPMT 1986]
A)
Tracheids done
clear
B)
Vessels done
clear
C)
Xylem parenchyma done
clear
D)
Xylem fibres done
clear
View Solution play_arrow
-
question_answer4)
Tunica corpus theory was proposed by [AMU 1988; BHU 1988, 89; MP PMT 2001]
A)
Schmidt done
clear
B)
Strasburger done
clear
C)
Nageli done
clear
D)
Hofmeister done
clear
View Solution play_arrow
-
question_answer5)
Histogen theory was proposed by [RPMT 1995]
A)
Bailey done
clear
B)
Haberlandt done
clear
C)
Hanstein done
clear
D)
Schmidt done
clear
View Solution play_arrow
-
question_answer6)
Deposition of callose is found in
A)
Sclerenchyma done
clear
B)
Tracheids done
clear
C)
Vessels done
clear
D)
Sieve tubes done
clear
View Solution play_arrow
-
question_answer7)
The word 'protoderm' was coined by
A)
Haberlandt done
clear
B)
Nageli done
clear
C)
Hanstein done
clear
D)
Schmidt done
clear
View Solution play_arrow
-
question_answer8)
Dermatogen, periblem and plerome are [AMU 1986]
A)
Permanent tissues done
clear
B)
Meristematic tissues done
clear
C)
Intercalary tissues done
clear
D)
Secondary tissues done
clear
View Solution play_arrow
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question_answer9)
Parenchymatous tissue is the seat of
A)
Photosynthesis done
clear
B)
Storage of food materials done
clear
C)
Secretion and excretion done
clear
D)
All of the above done
clear
View Solution play_arrow
-
question_answer10)
Specialised parenchyma cells which store tannins, oils and crystals of calcium oxalate are called
A)
Sclereids done
clear
B)
Idioblasts done
clear
C)
Stone cells done
clear
D)
Conjunctive tissue done
clear
View Solution play_arrow
-
question_answer11)
Tissue composed of non-parenchymatous cells and have isodiametric or irregular shape is called
A)
Sclereids done
clear
B)
Sclerenchyma fibers done
clear
C)
Sieve tubes done
clear
D)
None of the above done
clear
View Solution play_arrow
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question_answer12)
Secondary wall is not formed in
A)
Parenchyma done
clear
B)
Collenchyma done
clear
C)
Companion cells done
clear
D)
All the above done
clear
View Solution play_arrow
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question_answer13)
Which one of the following is an effective tissue of growing organs with sufficient elasticity
A)
Parenchyma done
clear
B)
Collenchyma done
clear
C)
Sclerenchyma done
clear
D)
All the above done
clear
View Solution play_arrow
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question_answer14)
A mature sieve tube differs from vessel in [DPMT 1982]
A)
Being nearly dead done
clear
B)
Lacking cytoplasm done
clear
C)
Lacking a functional nucleus done
clear
D)
Absence of lignified walls done
clear
View Solution play_arrow
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question_answer15)
Which tissue performs mechanical function in hydrophytic plants
A)
Parenchyma done
clear
B)
Collenchyma done
clear
C)
Sclerenchyma done
clear
D)
None of the above done
clear
View Solution play_arrow
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question_answer16)
In pteridophyta and gymnosperms which cells are present in place of companion cell
A)
Sclereids done
clear
B)
Albuminous cells done
clear
C)
Idioblasts done
clear
D)
None of the above done
clear
View Solution play_arrow
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question_answer17)
Wood is a common name of [DPMT 1980; J & K CET 2002; MP PMT 2004, 05]
A)
Phloem done
clear
B)
Secondary xylem done
clear
C)
Cambium done
clear
D)
Vascular bundles done
clear
View Solution play_arrow
-
question_answer18)
Both vessels and companion cells are absent in
A)
Angiosperms done
clear
B)
Pteridophyta done
clear
C)
Gymnosperms done
clear
D)
In [b] and [c] done
clear
View Solution play_arrow
-
question_answer19)
Mechanical tissue consisting of living cells is [BHU 1981; CPMT 1981, 84; AFMC 1985; MP PMT 1984; AIIMS 1992]
A)
Sclerenchyma done
clear
B)
Collenchyma done
clear
C)
Chlorenchyma done
clear
D)
Parenchyma done
clear
View Solution play_arrow
-
question_answer20)
Dermatogen is a tissue formed by apical meristem and gives rise to [AIIMS 1982]
A)
Epidermis done
clear
B)
Xylem done
clear
C)
Phloem done
clear
D)
Pith done
clear
View Solution play_arrow
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question_answer21)
Intraxyllary phloem may also be called [BHU 1985]
A)
Internal phloem done
clear
B)
Included phloem done
clear
C)
Vestigeal phloem done
clear
D)
None of the above done
clear
View Solution play_arrow
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question_answer22)
Aerenchyma is helpful in plants by [BVP 2003]
A)
Giving flexibility to plants done
clear
B)
Giving mechanical strength to plants done
clear
C)
Promoting photosynthesis done
clear
D)
Providing buoyancy in hydrophytes done
clear
View Solution play_arrow
-
question_answer23)
Collenchyma tissue is characterised by
A)
Elongated cells with thickening at the corners done
clear
B)
Isodiametric cells with deposits of cellulose and pectin at the corners done
clear
C)
Elongated cells with deposits of cellulose and pectin all over the wall done
clear
D)
Isodiametric cells with thickening all over the cell wall done
clear
View Solution play_arrow
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question_answer24)
The only plant cells without nuclei among the following are [BHU 1977; KCET 1999, 2001; RPMT 2002]
A)
Cambium cells done
clear
B)
Cells of pericycle done
clear
C)
Xylem parenchyma done
clear
D)
Sieve tubes done
clear
View Solution play_arrow
-
question_answer25)
Grass stem elongates by the activity of [DPMT 1985; BHU 1979]
A)
Primary meristem done
clear
B)
Secondary meristem done
clear
C)
Intercalary meristem done
clear
D)
Apical meristem done
clear
View Solution play_arrow
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question_answer26)
Collenchyma differs from sclerenchyma [CPMT 1980]
A)
Retaining protoplasm at maturity done
clear
B)
Having thick walls done
clear
C)
Having wide lumen done
clear
D)
Being meristematic done
clear
View Solution play_arrow
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question_answer27)
Walls of sclerenchyma are [AIIMS 1990]
A)
Rigid done
clear
B)
Lignified done
clear
C)
Pactinised done
clear
D)
Suberised done
clear
View Solution play_arrow
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question_answer28)
Tunica corpus theory is related with [RPMT 1988; CBSE PMT 1988]
A)
Root apex done
clear
B)
Lateral meristems done
clear
C)
Root cap done
clear
D)
Shoot apex (apical meristem) done
clear
View Solution play_arrow
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question_answer29)
The baloon like outgrowth of parenchyma in the lumen of a vessel is known as [MP PMT 1984; BHU 1994]
A)
Histogen done
clear
B)
Tyloses done
clear
C)
Phellogen done
clear
D)
Tunica done
clear
View Solution play_arrow
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question_answer30)
Vessels differ from tracheids [CPMT 1982, 88]
A)
In being derived from single cell done
clear
B)
In having vertical rows of cells with cross walls dissolved done
clear
C)
In being living done
clear
D)
They help in the conduction of water done
clear
View Solution play_arrow
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question_answer31)
Vascular cambium and cork cambium are examples of [CBSE PMT 1990; AIIMS 1999; J&K CET 2002]
A)
Lateral meristem done
clear
B)
Apical meristem done
clear
C)
Elements of xylem and phloem done
clear
D)
Intercalary meristem done
clear
View Solution play_arrow
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question_answer32)
Laticiferous vessels instead of laticiferous cells are found in [BHU 1989, 90]
A)
Ficus done
clear
B)
Calotropis done
clear
C)
Poppy done
clear
D)
Nerium done
clear
View Solution play_arrow
-
question_answer33)
Increase in length of plant axis is by [CPMT 1977, 78, 79, 84]
A)
Apical meristem done
clear
B)
Lateral meristem done
clear
C)
Dermatogen done
clear
D)
Periblem done
clear
View Solution play_arrow
-
question_answer34)
Companion cells are usually seen associated with [CPMT 1972, 84, 85; MP PMT 1988, 2000]
A)
Fibres done
clear
B)
Vessels done
clear
C)
Tracheids done
clear
D)
Sieve tubes done
clear
View Solution play_arrow
-
question_answer35)
Sieve tubes are better suited for translocation, because [CBSE PMT 1989]
A)
Possess broader lumen and perforated cross walls done
clear
B)
Are broader than long done
clear
C)
Possess bordered pits done
clear
D)
Possess no end walls done
clear
View Solution play_arrow
-
question_answer36)
Collenchyma differs from parenchyma in having [AIIMS 1990]
A)
Living protoplasm done
clear
B)
Cellulose walls done
clear
C)
Vacuoles done
clear
D)
Pectin deposits at corners done
clear
View Solution play_arrow
-
question_answer37)
Cystoliths sometimes deposited in plant cells are crystals of (aggregation of) [CPMT 1978, 84, 85; MP PMT 1984, 87; AIIMS 1999]
A)
Calcium oxalate done
clear
B)
Calcium carbonate done
clear
C)
Magnesium carbonate done
clear
D)
Glucosides done
clear
View Solution play_arrow
-
question_answer38)
Trachea, tracheids, wood fibres and parenchyma tissues are found in [BHU 1991; CPMT 1992]
A)
Xylem done
clear
B)
Phloem done
clear
C)
Cambium done
clear
D)
Cortex done
clear
View Solution play_arrow
-
question_answer39)
Velamen is needed for [BHU 1992]
A)
Respiration of plants done
clear
B)
Protection of tissue done
clear
C)
Absorption of moisture done
clear
D)
None of these done
clear
View Solution play_arrow
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question_answer40)
Tyloses are [BHU 1978, 86, 95, and 2000]
A)
Wound healing secretions done
clear
B)
Responsible for plugging the lumen of vessels done
clear
C)
Special epidermal hairs covering stomata in xerophytes done
clear
D)
Callus secretion on sieve plates done
clear
View Solution play_arrow
-
question_answer41)
Plant tissues, which are actively growing have water content of [DPMT 1991]
A)
40 - 50% done
clear
B)
65 - 75% done
clear
C)
20 - 40% done
clear
D)
85 - 95% done
clear
View Solution play_arrow
-
question_answer42)
The tip of the root apical meristem is capped by the histogen known as [DPMT 1991]
A)
Periblem done
clear
B)
Dermatogen done
clear
C)
Plerome done
clear
D)
Calyptrogen done
clear
View Solution play_arrow
-
question_answer43)
Leaves fall from the branches on account of [DPMT 1991]
A)
Completing their duration of life done
clear
B)
Formation of abscission layer external to cork done
clear
C)
Shortening of day time done
clear
D)
Fall in atmospheric temperature done
clear
View Solution play_arrow
-
question_answer44)
The interfibrillar material of the secondary wall is chiefly made up of [AMU 1991]
A)
Fat done
clear
B)
Wax done
clear
C)
Lignin done
clear
D)
Glucose done
clear
View Solution play_arrow
-
question_answer45)
Tracheids of angiosperms are recognised by the presence of [AMU 1991]
A)
Bordered pits done
clear
B)
Scalariform thickening done
clear
C)
Scalariform perforation plates done
clear
D)
None of the above done
clear
View Solution play_arrow
-
question_answer46)
Fascicular, interfascicular and extra-stelar cambium together constitute [AMU 1991]
A)
Lateral meristem done
clear
B)
Apical meristem done
clear
C)
Intercalary meristem done
clear
D)
Ground meristem done
clear
View Solution play_arrow
-
question_answer47)
The vessel elements of angiosperms differ from other elements of xylem in having [AMU 1991]
A)
Simple pits on their radial walls done
clear
B)
Bordered pits on their lateral walls done
clear
C)
Simple and bordered pits on their end walls done
clear
D)
Simple perforation on their end walls done
clear
View Solution play_arrow
-
question_answer48)
The casparian strips of root endoderm is contain a mixture of [CBSE PMT 1994; BHU 1994; HP PMT 2005]
A)
Cellulose and cutin done
clear
B)
Cellulose and lignin done
clear
C)
Lignin and suberin done
clear
D)
Cellulose and suberin done
clear
View Solution play_arrow
-
question_answer49)
Plant fibres can originate from [BHU 1994]
A)
Phloem, xylem, epidermis and sclerenchyma tissues done
clear
B)
Phloem, xylem and sclerenchyma tissues done
clear
C)
Phloem, xylem and epidermis tissues done
clear
D)
Xylem, epidermis and sclerenchyma tissues done
clear
View Solution play_arrow
-
question_answer50)
Lignified cell wall is the characteristic feature of [MP PMT 1994]
A)
Phloem cells done
clear
B)
Epidermal cells done
clear
C)
Cambial cells done
clear
D)
Xylem cells done
clear
View Solution play_arrow
-
question_answer51)
The root apex is subterminal because it [Kashmir MEE 1995]
A)
Is covered by tunica cells done
clear
B)
Is covered by root hairs done
clear
C)
Has many corpus cells done
clear
D)
Is covered by root cap done
clear
View Solution play_arrow
-
question_answer52)
Root cap in dicots is formed from
A)
Protoderm done
clear
B)
Ground meristem done
clear
C)
Calyptrogen done
clear
D)
Procambium done
clear
View Solution play_arrow
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question_answer53)
Meristematic cells are
A)
Thin-walled, isodiametric, nucleate and less protoplasmic done
clear
B)
Thin-walled, isodiametric, nucleate and densely protoplasmic done
clear
C)
Thick-walled, isodiametric, non-nucleate and densely protoplasmic done
clear
D)
Thick-walled, isodiametric, nucleate and less protoplasmic done
clear
View Solution play_arrow
-
question_answer54)
The cells or tissues of plants which have lost the power of division are called
A)
Permanent tissue done
clear
B)
Promeristem tissue done
clear
C)
Protoderm tissue done
clear
D)
Meristematic tissue done
clear
View Solution play_arrow
-
question_answer55)
Promeristems can be distinguished from primary meristems by
A)
Their power of active division done
clear
B)
Their apical position done
clear
C)
The presence of large prominent nucleus done
clear
D)
All the above done
clear
View Solution play_arrow
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question_answer56)
Safranine stains which elements of the tissue [MP PMT 1986]
A)
Starch elements done
clear
B)
Lignified elements done
clear
C)
Protein elements done
clear
D)
Hard bast done
clear
View Solution play_arrow
-
question_answer57)
Laticiferous vessels are found in [CPMT 1986, 93]
A)
Xylem tissue done
clear
B)
Phloem tissue done
clear
C)
Cortex done
clear
D)
None of the above done
clear
View Solution play_arrow
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question_answer58)
When protoxylem develops towards the periphery, it is called [JIPMER 1986]
A)
Centripetal xylem done
clear
B)
Centrifugal xylem done
clear
C)
Endarch done
clear
D)
None of the above done
clear
View Solution play_arrow
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question_answer59)
The calyptrogen of the root apex forms [BHU 1991; MP PMT 2003]
A)
Rhizoids done
clear
B)
Root nodule done
clear
C)
Root hairs done
clear
D)
Root cap done
clear
View Solution play_arrow
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question_answer60)
The chief function of sieve tubes is [DPMT 1990]
A)
To translocate the organic materials manufactured in the leaves done
clear
B)
To conduct minerals done
clear
C)
To transport water from root to leaves done
clear
D)
To help the plant in forming wood done
clear
View Solution play_arrow
-
question_answer61)
In which of the following, growth is sub-apical [AMU 1986]
A)
Root done
clear
B)
Shoot done
clear
C)
Petiole done
clear
D)
Pedicle done
clear
View Solution play_arrow
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question_answer62)
Meristematic activity occurs at [CMC Vellore 1994]
A)
Bud done
clear
B)
Stem apex done
clear
C)
Leaf done
clear
D)
Root hair done
clear
View Solution play_arrow
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question_answer63)
Which meristem helps in increasing girth [AFMC 1994; RPMT 2002]
A)
Lateral meristem done
clear
B)
Intercalary meristem done
clear
C)
Primary meristem done
clear
D)
Apical meristem done
clear
View Solution play_arrow
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question_answer64)
Function of storage is performed by [BHU 1999]
A)
Parenchyma done
clear
B)
Sclerenchyma done
clear
C)
Phloem done
clear
D)
All the above done
clear
View Solution play_arrow
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question_answer65)
On the basis of origin, meristematic tissues can be classified under how many groups
A)
2 done
clear
B)
3 done
clear
C)
4 done
clear
D)
5 done
clear
View Solution play_arrow
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question_answer66)
Branch of Botany which deals with the study of internal organization of plants is [DPMT 1987; JIPMER 1989]
A)
Physiology done
clear
B)
Ecology done
clear
C)
Anatomy done
clear
D)
Cytology done
clear
View Solution play_arrow
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question_answer67)
Collenchymatous tissue is found in [CBSE PMT 1990]
A)
Climbing plants done
clear
B)
Aquatic plants done
clear
C)
Woody climbers done
clear
D)
Herbaceous climbers done
clear
View Solution play_arrow
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question_answer68)
Parenchymatous tissue is characterised by the [JIPMER 2002; MP PMT 2004]
A)
Presence of uniform thickening done
clear
B)
Presence of thickening in the corners done
clear
C)
Presence of intercellular spaces done
clear
D)
Presence of lignified walls done
clear
View Solution play_arrow
-
question_answer69)
Presence of lignin in cell wall is characteristic of [CPMT 1983; MP PMT 2002]
A)
Cork done
clear
B)
Phloem done
clear
C)
Woody tissue/Xylem done
clear
D)
Soft tissue done
clear
View Solution play_arrow
-
question_answer70)
Which of the following are simple tissues [CPMT 2000]
A)
Parenchyma, xylem and phloem done
clear
B)
Parenchyma, collenchyma and sclerenchyma done
clear
C)
Parenchyma, xylem and collenchyma done
clear
D)
Parenchyma, xylem and sclerenchyma done
clear
View Solution play_arrow
-
question_answer71)
Bordered pits are found in [CPMT 1983]
A)
Phloem done
clear
B)
Protoxylem done
clear
C)
Metaxylem done
clear
D)
Pith done
clear
View Solution play_arrow
-
question_answer72)
The activity of intercalary meristems adds to [Bihar MDAT 1991]
A)
Primary growth done
clear
B)
Secondary growth done
clear
C)
Both [a] and [a] done
clear
D)
None of the above done
clear
View Solution play_arrow
-
question_answer73)
The abscission layer is covered by a leaf scar which is composed of [AIIMS 1992]
A)
Pectose and cellulose done
clear
B)
Suberin done
clear
C)
Pectin done
clear
D)
Cutin done
clear
View Solution play_arrow
-
question_answer74)
Maximum amount of growth in roots occurs due to
A)
Auxins done
clear
B)
Root cap region done
clear
C)
Presence of light done
clear
D)
Darkness done
clear
View Solution play_arrow
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question_answer75)
Sieve tubes have [BHU 1991]
A)
Apical and oblique septa done
clear
B)
Perforated and longitudinal septa done
clear
C)
Perforated and oblique septa done
clear
D)
Simple oblique wall done
clear
View Solution play_arrow
-
question_answer76)
Bordered pits are very common in [CPMT 1985]
A)
Monocotyledons done
clear
B)
Gymnosperms done
clear
C)
Dicotyledons done
clear
D)
Pteridophytes done
clear
View Solution play_arrow
-
question_answer77)
Which of the following cells is not totipotent [CPMT 1988]
A)
Pollen grain done
clear
B)
Sieve cell done
clear
C)
Epidermal cell done
clear
D)
Pith cell done
clear
View Solution play_arrow
-
question_answer78)
Hydrophytes can float on water due to the presence of large number of [CPMT 1985]
A)
Aerenchyma done
clear
B)
Parenchyma done
clear
C)
Chlorenchyma done
clear
D)
Sclerenchyma done
clear
View Solution play_arrow
-
question_answer79)
Tyloses thickenings are seen in [CPMT 2001]
A)
Phloem cells done
clear
B)
Ray parenchyma only done
clear
C)
Collenchyma done
clear
D)
Ray parenchyma and xylem cells done
clear
View Solution play_arrow
-
question_answer80)
Conductive function is performed by
A)
Sclerenchyma done
clear
B)
Xylem done
clear
C)
Phloem done
clear
D)
Both [b] and [c] done
clear
View Solution play_arrow
-
question_answer81)
In a stratified cambium, the fusiform initials are
A)
Long and overlap each other at the ends done
clear
B)
Short and overlap each other at the ends done
clear
C)
Short and arranged in horizontal tiers done
clear
D)
Short or long and overlap each other at the ends done
clear
View Solution play_arrow
-
question_answer82)
The outermost primary meristem gives rise to [CPMT 2001]
A)
Epidermis done
clear
B)
Procambium done
clear
C)
Ground meristem done
clear
D)
All of the above done
clear
View Solution play_arrow
-
question_answer83)
Which of the following tissues is present in the leaves of Pinus to conduct water and food [AFMC 2002]
A)
Xylem done
clear
B)
Phloem done
clear
C)
Transfussion tissue done
clear
D)
Conducting tissue done
clear
View Solution play_arrow
-
question_answer84)
Epiblema in roots is derived from [BHU 2002]
A)
Protoderm done
clear
B)
Procambium done
clear
C)
Ground meristem done
clear
D)
Calyptrogen done
clear
View Solution play_arrow
-
question_answer85)
Wound healing is due to [CPMT 1998; CBSE PMT 2000]
A)
Primary meristem done
clear
B)
Secondary meristem done
clear
C)
Ventral meristem done
clear
D)
All of the above done
clear
View Solution play_arrow
-
question_answer86)
A parenchymatous cell which store ergastic substances (waste products) is [DPMT 1981; AMU 1983]
A)
Idioblast done
clear
B)
Phragmoplast done
clear
C)
Conidioplast done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer87)
Histogen theory states that epidermis is derived from the [AIIMS 1982, 89; DPMT 1985; MP PMT 1986]
A)
Periblem done
clear
B)
Cambium done
clear
C)
Cortex done
clear
D)
Dermatogen done
clear
View Solution play_arrow
-
question_answer88)
Which combination of tissues acts together to provide the support to the hypocotyl of a seedling
A)
Epidermis and collenchyma done
clear
B)
Xylem and parenchyma done
clear
C)
Epidermis and parenchyma done
clear
D)
Xylem and phloem fibres done
clear
View Solution play_arrow
-
question_answer89)
Xylem vessels and phloem companion cells are generally absent in
A)
Ferns and angiosperms done
clear
B)
Ferns and gymnosperms done
clear
C)
Bryophytes and pteridophytes done
clear
D)
Pteridophytes and thallophytes done
clear
View Solution play_arrow
-
question_answer90)
The tip of the root apical meristem is proceeded by root pocket in
A)
Brassica done
clear
B)
Eichhornia done
clear
C)
Petunia done
clear
D)
Wheat done
clear
View Solution play_arrow
-
question_answer91)
The movement of carbohydrates from the leaves of the tree to the root is primarily a function of the
A)
Xylem done
clear
B)
Phloem done
clear
C)
Epidermis done
clear
D)
Cambium done
clear
View Solution play_arrow
-
question_answer92)
Plerome gives rise to
A)
Cortex done
clear
B)
Epidermis done
clear
C)
Epiblema done
clear
D)
Vascular tissue system and pith done
clear
View Solution play_arrow
-
question_answer93)
Formation of the roots from the lenticular hyperhydric tissue is of great advantage to a plant in
A)
Their nutritional growth done
clear
B)
Tracing the origin of lenticels done
clear
C)
Vegetative reproduction done
clear
D)
Absorption of water and minerals done
clear
View Solution play_arrow
-
question_answer94)
Which is present in vascular bundles of gymnosperms [RPMT 1999]
A)
Tracheids done
clear
B)
Vessels done
clear
C)
Companion cells done
clear
D)
All of these done
clear
View Solution play_arrow
-
question_answer95)
Root cap is absent in [BHU 1994, 99; RPMT 2002]
A)
Lithophytes done
clear
B)
Hydrophytes done
clear
C)
Xerophytes done
clear
D)
Mesophytes done
clear
View Solution play_arrow
-
question_answer96)
Axillary bud and terminal bud are derived from the activity of [CBSE PMT 2002]
A)
Parenchyma done
clear
B)
Lateral meristem done
clear
C)
Apical meristem done
clear
D)
Intercalary meristem done
clear
View Solution play_arrow
-
question_answer97)
Vessels are found in [CBSE PMT 2002]
A)
All pteridophyta done
clear
B)
All angiosperms done
clear
C)
Some gymnosperm done
clear
D)
Both [b] and [c] done
clear
View Solution play_arrow
-
question_answer98)
Nucleus is absent in [CPMT 1998]
A)
Sieve tube done
clear
B)
Cambium done
clear
C)
Phloem parenchyma done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer99)
At maturity, which of the following is non-nucleated [CBSE PMT 1997]
A)
Sieve cell done
clear
B)
Companion cell done
clear
C)
Palisade cell done
clear
D)
Cortical cell done
clear
View Solution play_arrow
-
question_answer100)
Lignin is the main constituent of [CPMT 1993]
A)
Woody tissues done
clear
B)
Growing tissues done
clear
C)
Phloem done
clear
D)
Cortex done
clear
View Solution play_arrow
-
question_answer101)
Which of the following is absent in phloem of Pinus [BVP 2001]
A)
Phloem parenchyma done
clear
B)
Sieve cells done
clear
C)
Companion cells done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer102)
Rind of Citrus fruit possesses
A)
Lysigenous glands done
clear
B)
Schizogenous glands done
clear
C)
Resin duct done
clear
D)
Laticiferous ducts done
clear
View Solution play_arrow
-
question_answer103)
P - protein is found in [CPMT 2005]
A)
Collenchyma done
clear
B)
Parenchyma done
clear
C)
Xylem done
clear
D)
Sieve tube done
clear
View Solution play_arrow
-
question_answer104)
In which meristem the cell divisions occur in all planes
A)
Plate meristem done
clear
B)
Ground meristem done
clear
C)
File meristem done
clear
D)
Lateral meristem done
clear
View Solution play_arrow
-
question_answer105)
Tissue is
A)
First level of plant organisation done
clear
B)
Second level of plant organisation done
clear
C)
Third level of plant organisation done
clear
D)
Last level of plant organisation done
clear
View Solution play_arrow
-
question_answer106)
Which of the following cell is totipotent [BHU 1999; CBSE PMT 1999; KCET 2000; AFMC 2000]
A)
Meristem done
clear
B)
Sieve tube done
clear
C)
Collenchyma done
clear
D)
Xylem vessel done
clear
View Solution play_arrow
-
question_answer107)
The meristem in the root is [BHU 1990]
A)
Terminal done
clear
B)
Sub-apical or sub-terminal done
clear
C)
Intercalary done
clear
D)
Absent done
clear
View Solution play_arrow
-
question_answer108)
The xylem fibres are classified into
A)
Protoxylem and metaxylem done
clear
B)
Primary and secondary fibres done
clear
C)
Fibre tracheids and fibres done
clear
D)
Long and short fibres done
clear
View Solution play_arrow
-
question_answer109)
The trees have in them a large amount of [DPMT 1992]
A)
Starch done
clear
B)
Lignocellulose done
clear
C)
Cellulose done
clear
D)
Chitin done
clear
View Solution play_arrow
-
question_answer110)
Meristems are found in [DPMT 1984, 92; MGIMS Wardha 1986]
A)
Cycas stem done
clear
B)
Fern leaf done
clear
C)
Pollens of Pinus done
clear
D)
Fern rhizome done
clear
View Solution play_arrow
-
question_answer111)
Rod shaped elongated sclereids found in the seed coats of pulses are known as [CPMT 1979]
A)
Astrosclereids done
clear
B)
Macrosclereids done
clear
C)
Trichosclereids done
clear
D)
Brachysclereids done
clear
View Solution play_arrow
-
question_answer112)
The process by which plants becomes woody is [CPMT 1971]
A)
Impregnation done
clear
B)
Lignification done
clear
C)
Fossilization done
clear
D)
Calcification done
clear
View Solution play_arrow
-
question_answer113)
Angiosperms have [AIIMS 1984]
A)
Tracheids only done
clear
B)
Vessels absent done
clear
C)
Vessels present done
clear
D)
Sieve tubes absent done
clear
View Solution play_arrow
-
question_answer114)
Promeristem is found in [JIPMER 1994]
A)
Embryo done
clear
B)
Root apex done
clear
C)
Shoot apex done
clear
D)
Intercalary region done
clear
View Solution play_arrow
-
question_answer115)
Meristematic tissues include [AFMC 1994]
A)
Leaf tips, cork cambium and vascular cambium done
clear
B)
Stem and root apices, cork cambium and mature fruits done
clear
C)
Stem and root apices, vascular cambium and cork cambium done
clear
D)
Mature fruits and leaf tips done
clear
View Solution play_arrow
-
question_answer116)
The complex tissues include [MP PMT 1993]
A)
Scleroids done
clear
B)
Sclerenchyma done
clear
C)
Secretory tissues done
clear
D)
Collenchyma done
clear
View Solution play_arrow
-
question_answer117)
Primary vascular tissues are derived from
A)
Protoderm done
clear
B)
Procambium done
clear
C)
Ground meristem done
clear
D)
Calyptrogen done
clear
View Solution play_arrow
-
question_answer118)
Epidermis in stem is produced from [BHU 2002]
A)
Protoderm done
clear
B)
Procambium done
clear
C)
Ground meristem done
clear
D)
Calyptrogen done
clear
View Solution play_arrow
-
question_answer119)
Secondary meristems are derived from
A)
Apical meristem done
clear
B)
Intercalary meristem done
clear
C)
Lateral meristem done
clear
D)
Permanent tissues done
clear
View Solution play_arrow
-
question_answer120)
Vascular cambium of the root is an example of [BHU 2000; AIIMS 2000]
A)
Apical meristem done
clear
B)
Intercalary meristem done
clear
C)
Secondary meristem done
clear
D)
Root apical meristem done
clear
View Solution play_arrow
-
question_answer121)
Intercalary meristems are present in the
A)
Nodal region done
clear
B)
Internodal region done
clear
C)
Bryophytes done
clear
D)
Nodal region close to base of plant done
clear
View Solution play_arrow
-
question_answer122)
Intercalary meristem is seen in
A)
Paddy done
clear
B)
Ficus done
clear
C)
Cabbage done
clear
D)
Cucurbita done
clear
View Solution play_arrow
-
question_answer123)
In root the maximum growth occurs
A)
In the presence of high temperature done
clear
B)
In the presence of light done
clear
C)
At the apex done
clear
D)
Behind the apex done
clear
View Solution play_arrow
-
question_answer124)
Chlorenchyma cells are chlorophyll containing
A)
Sclerenchyma cells done
clear
B)
Epidermis done
clear
C)
Parenchyma done
clear
D)
Phloem done
clear
View Solution play_arrow
-
question_answer125)
Aerenchyma is found in [CBSE PMT 1999; JIPMER 2001; CPMT 2002]
A)
Lithophytes done
clear
B)
Hydrophytes done
clear
C)
Sciophytes done
clear
D)
Xerophytes done
clear
View Solution play_arrow
-
question_answer126)
Lacunate collenchyma is found in
A)
Althea done
clear
B)
Cucurbita done
clear
C)
Lactuca done
clear
D)
Salvia done
clear
View Solution play_arrow
-
question_answer127)
? Primary growth of a tree
A)
Occurs through the activities of apical meristems done
clear
B)
Occurs through the activity of a vascular cambium done
clear
C)
Occurs through the activity of the root cap done
clear
D)
Occurs only in the first year of the tree's life done
clear
View Solution play_arrow
-
question_answer128)
The shape of fibre cell is
A)
Rectangular done
clear
B)
Elongated with tapering ends done
clear
C)
Elongated with blunt ends done
clear
D)
Short and oblong done
clear
View Solution play_arrow
-
question_answer129)
One of the functions of aerial stem is
A)
Fixation done
clear
B)
Absorption of water done
clear
C)
Absorption of water and minerals done
clear
D)
Conduction of water and minerals done
clear
View Solution play_arrow
-
question_answer130)
Parenchyma cells in between xylem and phloem bundles in roots are called as
A)
Conjunctive tissue done
clear
B)
Complimentary tissue done
clear
C)
Cambial tissue done
clear
D)
None of the above done
clear
View Solution play_arrow
-
question_answer131)
Phloem parenchyma is absent in
A)
Sunflower stem done
clear
B)
Maize stem done
clear
C)
Cucurbita stem done
clear
D)
Beet root stem done
clear
View Solution play_arrow
-
question_answer132)
Callose deposition is found in
A)
Tracheids done
clear
B)
Companion cells done
clear
C)
Sieve areas done
clear
D)
Phloem parenchyma done
clear
View Solution play_arrow
-
question_answer133)
The tissue which is living but does not possess nucleus in mature stage is [RPMT 1995]
A)
Companion cell done
clear
B)
Vessels done
clear
C)
Sieve tube done
clear
D)
Sclerenchyma done
clear
View Solution play_arrow
-
question_answer134)
Which of the following is absent in the primary and secondary structure of stem of Pinus [AIIMS 2000]
A)
Sieve tubes done
clear
B)
Mucilage duct done
clear
C)
Companion cells done
clear
D)
Phloem parenchyma done
clear
View Solution play_arrow
-
question_answer135)
Xylem position in secondary xylem is [RPMT 1995]
A)
Exarch done
clear
B)
Endarch done
clear
C)
Mesarch done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer136)
Dead cells of root are supplied by [RPMT 1995]
A)
Calyptrogen done
clear
B)
Protoderm done
clear
C)
Phalogen done
clear
D)
Dermatogen done
clear
View Solution play_arrow
-
question_answer137)
Quiescent centre is found in [CPMT 1993, 2002, 05]
A)
Stem tip done
clear
B)
Root tip done
clear
C)
Leaf tip done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer138)
The function of a vessel is [BHU 1995]
A)
Condution of food done
clear
B)
Conduction of water and minerals done
clear
C)
To provide strength done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer139)
The cell wall of xylem cells is rich in [MP PMT 1995]
A)
Lipid done
clear
B)
Protein done
clear
C)
Lignin done
clear
D)
Starch done
clear
View Solution play_arrow
-
question_answer140)
Who coined the term 'tissue'
A)
Hooke done
clear
B)
Grew done
clear
C)
Nageli done
clear
D)
Leeuwenhoek done
clear
View Solution play_arrow
-
question_answer141)
Term 'meristem' was coined by
A)
N. Grew done
clear
B)
Strasburger done
clear
C)
Hanstein done
clear
D)
C. Nageli done
clear
View Solution play_arrow
-
question_answer142)
The matured tissues are characterized by
A)
Thick walls done
clear
B)
Less vacuolated cytoplasm done
clear
C)
Small - sized nucleus done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer143)
The cells of a meristematic tissue are characterized by
A)
Thin walls and absence of intercellular spaces done
clear
B)
Highly vacuolated cytoplasm done
clear
C)
Large - sized nucleus and active cell division done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer144)
Which of the following is a meristematic tissue
A)
Epidermis done
clear
B)
Cortex done
clear
C)
Hypodermis done
clear
D)
Cambium done
clear
View Solution play_arrow
-
question_answer145)
Which of the following wall layers are absent from a meristematic cell
A)
Middle layers done
clear
B)
Primary wall done
clear
C)
Secondary wall done
clear
D)
None of the above done
clear
View Solution play_arrow
-
question_answer146)
Where would you look for an active cell division in a plant [CPMT 1986]
A)
In cortex done
clear
B)
In pith done
clear
C)
At tip of the stem done
clear
D)
In the internodal region done
clear
View Solution play_arrow
-
question_answer147)
Which tissue makes up the embryo of a seed
A)
Meristematic tissue done
clear
B)
Permanent parenchyma done
clear
C)
Collenchyma done
clear
D)
Sclerenchyma done
clear
View Solution play_arrow
-
question_answer148)
In which of the following situations an intercalary meristem can be present
A)
Apex of a stem done
clear
B)
Apex of a root done
clear
C)
Petiole and internode done
clear
D)
Lateral tissue (cortex etc.) done
clear
View Solution play_arrow
-
question_answer149)
Intercalary meristem results in
A)
Secondary growth done
clear
B)
Primary growth done
clear
C)
Apical growth done
clear
D)
Periderm formation done
clear
View Solution play_arrow
-
question_answer150)
Meristem is defined as a plant tissue where [CPMT 1972]
A)
Cell conserves food and supply it to new ones done
clear
B)
Cells mature and add to the bulk of a plant done
clear
C)
Cells elongate and add to the growth of a plant done
clear
D)
Cells divide continuously to give rise to new ones done
clear
View Solution play_arrow
-
question_answer151)
The length of a plant axis increases by [CPMT 1977, 78, 79, 84, 89]
A)
Apical meristem done
clear
B)
Lateral meristem done
clear
C)
Dermatogen done
clear
D)
Pleurome done
clear
View Solution play_arrow
-
question_answer152)
Which of the following plants grow by a single ?apical cell?
A)
Monocots done
clear
B)
Dicots done
clear
C)
Gymnosperms done
clear
D)
Bryophytes done
clear
View Solution play_arrow
-
question_answer153)
What is the shape of an apical cell in gametophytes of bryophytes and pteridophytes
A)
Spherical done
clear
B)
Tubular done
clear
C)
Circular done
clear
D)
Pyramid like done
clear
View Solution play_arrow
-
question_answer154)
Histogens are component of or The histogens are differentiated in [JIPMER 1985; RPMT 1991]
A)
Apical meristem done
clear
B)
Intercalary meristem done
clear
C)
Lateral meristem done
clear
D)
Secondary meristem done
clear
View Solution play_arrow
-
question_answer155)
How many histogens are present at the apex of root
A)
1 done
clear
B)
2 done
clear
C)
3 done
clear
D)
4 done
clear
View Solution play_arrow
-
question_answer156)
Histogen theory is more applicable for [CPMT 1999]
A)
Root apex done
clear
B)
Shoot apex done
clear
C)
Meristematic tissue done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer157)
Which tissue is derived from plerome
A)
Epidermis done
clear
B)
Endodermis done
clear
C)
Cortex done
clear
D)
Vascular tissue done
clear
View Solution play_arrow
-
question_answer158)
Primary meristem of root is
A)
Cambium done
clear
B)
Apical meristem done
clear
C)
Vascular cambium done
clear
D)
Phellogen done
clear
View Solution play_arrow
-
question_answer159)
Root cap regenerates or produced from [JIPMER 1985; RPMT 1987, 88, 89]
A)
Calyptrogen done
clear
B)
Pleurome done
clear
C)
Periblem and histone done
clear
D)
Dermatogen done
clear
View Solution play_arrow
-
question_answer160)
Multilayered root cap occurs in
A)
Banyan done
clear
B)
Pandanus done
clear
C)
Orchids done
clear
D)
Pothos done
clear
View Solution play_arrow
-
question_answer161)
Root cap is not found in [RPMT 1991]
A)
Hollyhock done
clear
B)
Pistia done
clear
C)
Sunflower done
clear
D)
China rose done
clear
View Solution play_arrow
-
question_answer162)
Tunica differs from corpus in
A)
Position done
clear
B)
Rate of growth done
clear
C)
Plane of division done
clear
D)
Region of activity done
clear
View Solution play_arrow
-
question_answer163)
In how many planes tunica divides
A)
One done
clear
B)
Two done
clear
C)
Three done
clear
D)
Many done
clear
View Solution play_arrow
-
question_answer164)
Tunica is a rib meristem because it divides in
A)
Anticlinal plane only done
clear
B)
Periclinal plane only done
clear
C)
Both the above done
clear
D)
Several different planes done
clear
View Solution play_arrow
-
question_answer165)
Anticlinal divisions in an organ cause its growth in
A)
Length done
clear
B)
Area done
clear
C)
Volume done
clear
D)
Circumference done
clear
View Solution play_arrow
-
question_answer166)
Periclinal division in a cell takes place by [AMU 1992]
A)
Vertical cleavage done
clear
B)
Transverse cleavage done
clear
C)
Perpendicular cleavage done
clear
D)
Tangential cleavage done
clear
View Solution play_arrow
-
question_answer167)
Which tissue is derived from tunica
A)
Epidermis done
clear
B)
Endodermis done
clear
C)
Pericycle done
clear
D)
Vascular tissue done
clear
View Solution play_arrow
-
question_answer168)
Korper Kappe theory is applicable for
A)
Stem apex done
clear
B)
Root apex done
clear
C)
Leaf apex done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer169)
Korper Kappe theory was proposed by
A)
Nageli done
clear
B)
Schuepp done
clear
C)
Schmidt done
clear
D)
Hanstein done
clear
View Solution play_arrow
-
question_answer170)
In Korper Kappe theory, term Korper is meant for body and Kappe is for
A)
Calyptrogen done
clear
B)
Cap done
clear
C)
Cortical done
clear
D)
Carpel done
clear
View Solution play_arrow
-
question_answer171)
Popham identifies a normal angiospermous corpus to be composed of
A)
Single zone done
clear
B)
Two zones done
clear
C)
Three zones done
clear
D)
Four zones done
clear
View Solution play_arrow
-
question_answer172)
There is no distinction between tunica and corpus layers in the stem apices of
A)
Some pteridophytes done
clear
B)
Some gymnosperms done
clear
C)
All pteridophytes done
clear
D)
All angiosperms done
clear
View Solution play_arrow
-
question_answer173)
The primary growth is effected by
A)
Primary cambium done
clear
B)
Promeristem done
clear
C)
Lateral meristem done
clear
D)
Cambium done
clear
View Solution play_arrow
-
question_answer174)
What is a promeristem. It is a meristem which produces
A)
Epidermis done
clear
B)
Vascular tissue done
clear
C)
Other primary meristems done
clear
D)
Other secondary meristems done
clear
View Solution play_arrow
-
question_answer175)
From which of the following tissue the protoderm is derived
A)
Procambium done
clear
B)
Cambium done
clear
C)
Promeristem done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer176)
Name the tissue from which procambium and primary structures of plant originates [JIPMER 1984]
A)
Phellogen done
clear
B)
Promeristem done
clear
C)
Calyptrogen done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer177)
'Protoderm' and 'procambium' terms were coined by
A)
Haberlandt done
clear
B)
Hanstein done
clear
C)
Schmidt done
clear
D)
Nageli done
clear
View Solution play_arrow
-
question_answer178)
Which of the following are primary meristems
A)
Pleurome done
clear
B)
Protoderm done
clear
C)
Intercalary meristem done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer179)
Which one of the following is not a primary meristem
A)
Endodermis done
clear
B)
Protoderm done
clear
C)
Ground meristem done
clear
D)
Procambium done
clear
View Solution play_arrow
-
question_answer180)
What is a secondary meristem. One which originates from
A)
Promeristem done
clear
B)
Primary meristem done
clear
C)
Permanent tissue done
clear
D)
Secretory tissue done
clear
View Solution play_arrow
-
question_answer181)
Which of the following are secondary meristems
A)
Protoderm done
clear
B)
Procambium done
clear
C)
Cork cambium done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer182)
Injured parts of a plant are repaired by
A)
Primary meristem done
clear
B)
Lateral meristem done
clear
C)
Intercalary meristem done
clear
D)
Apical meristem done
clear
View Solution play_arrow
-
question_answer183)
A cap like region of slowly dividing or inactive cells in the middle of highly meristematic cells (between meristem and root cap) is [AMU 1992]
A)
Somatic zone done
clear
B)
Vegetative zone done
clear
C)
Quiescent centre done
clear
D)
Corpus centre done
clear
View Solution play_arrow
-
question_answer184)
DNA content of quiescent zone is
A)
High done
clear
B)
Low done
clear
C)
Very high done
clear
D)
Balanced done
clear
View Solution play_arrow
-
question_answer185)
What is piliferous layer
A)
Outermost layer of leaf with cuticle done
clear
B)
Outermost layer of stem with lenticel done
clear
C)
Innermost layer of root cortex done
clear
D)
Outermost layer of root with hairs done
clear
View Solution play_arrow
-
question_answer186)
Which type of tissue is immediately produced from a meristem
A)
Parenchyma done
clear
B)
Xylem done
clear
C)
Phloem fibre done
clear
D)
Tracheid done
clear
View Solution play_arrow
-
question_answer187)
How do the leaves of a higher plant grow
A)
By apical or lateral growth done
clear
B)
By marginal or intercalary growth done
clear
C)
By lateral and marginal growth done
clear
D)
By apical and intercalary growth done
clear
View Solution play_arrow
-
question_answer188)
Growth of plant is different from the growth of animals in
A)
Being indefinite done
clear
B)
Being located done
clear
C)
Having a definite life span done
clear
D)
Having an indefinite span done
clear
View Solution play_arrow
-
question_answer189)
How many type of cells constitute a simple permanent tissue
A)
One done
clear
B)
Two done
clear
C)
Three done
clear
D)
More done
clear
View Solution play_arrow
-
question_answer190)
What is a permanent tissue. It is a tissue
A)
Which is not discountable done
clear
B)
Which divides and cause growth done
clear
C)
Which does not divide done
clear
D)
Which does not move done
clear
View Solution play_arrow
-
question_answer191)
Why the cells of a permanent tissue do not divide? Because they are
A)
Dead done
clear
B)
Anucleate done
clear
C)
Arrested at G1 stage done
clear
D)
Arrested at prophase done
clear
View Solution play_arrow
-
question_answer192)
Which of the following tissues do not have specifically thickened walls
A)
Parenchyma done
clear
B)
Collenchyma done
clear
C)
Fibres done
clear
D)
Sclereids done
clear
View Solution play_arrow
-
question_answer193)
Which of the following simple tissues form soft parts of a plant body
A)
Sclerenchyma done
clear
B)
Parenchyma done
clear
C)
Collenchyma done
clear
D)
Sclereids done
clear
View Solution play_arrow
-
question_answer194)
What is the shape of a typical parenchyma cell
A)
Tetrahedron done
clear
B)
Circular done
clear
C)
Tetrakaidecahedron done
clear
D)
Conical done
clear
View Solution play_arrow
-
question_answer195)
Thick cuticle on leaves are typical of plants growing in [CPMT 1987]
A)
Wet habitats done
clear
B)
Warm habitats done
clear
C)
Dry habitats done
clear
D)
Cool habitats done
clear
View Solution play_arrow
-
question_answer196)
Term 'parenchyma' was coined by
A)
Camerarius done
clear
B)
Robert Brown done
clear
C)
Robert Hooke done
clear
D)
N. Grew done
clear
View Solution play_arrow
-
question_answer197)
How many facets are present in a parenchyma cell
A)
20 done
clear
B)
14 done
clear
C)
10 done
clear
D)
7 done
clear
View Solution play_arrow
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question_answer198)
Parenchyma is [CPMT 1986]
A)
A fundamental tissue physiologically and morphologically done
clear
B)
A fundamental tissue phylogenetically done
clear
C)
Progenitor of all specialised tissues done
clear
D)
All of the above done
clear
View Solution play_arrow
-
question_answer199)
What is the most common type of permanent tissue found in almost all plants
A)
Sclerenchyma done
clear
B)
Collenchyma done
clear
C)
Parenchyma done
clear
D)
Xylem done
clear
View Solution play_arrow
-
question_answer200)
Chloroplast containing parenchyma is called
A)
Chlorenchyma done
clear
B)
Collenchyma done
clear
C)
Aerenchyma done
clear
D)
Amylanchyma done
clear
View Solution play_arrow
-
question_answer201)
Which of the following tissue gives tensile strength against bending and swaying
A)
Parenchyma done
clear
B)
Collenchyma done
clear
C)
Sclereids done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer202)
Which tissue constitutes pulvinus of a leaf
A)
Perenchyma done
clear
B)
Collenchyma done
clear
C)
Sclerenchyma done
clear
D)
Laticifers done
clear
View Solution play_arrow
-
question_answer203)
A simple mechanical tissue devoid of lignin is
A)
Parenchyma done
clear
B)
Collenchyma done
clear
C)
Sclerenchyma done
clear
D)
Chlorenchyma done
clear
View Solution play_arrow
-
question_answer204)
Collenchyma tissue is characterized by
A)
Elongated cells with thickening at the corners done
clear
B)
Isodiametric cells with thickening all over the walls done
clear
C)
Isodiametric cells with deposits of cellulose and pectin at the corners done
clear
D)
Elongated cells with deposits of cellulose and pectin all over the walls done
clear
View Solution play_arrow
-
question_answer205)
Which of the following supporting tissues have cells with unequally thickened walls
A)
Fibres done
clear
B)
Sclereids done
clear
C)
Collenchyma done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer206)
What are Malpighian cells? The cells which forms
A)
Water secretory tissue done
clear
B)
Solute filtration tissue in plants done
clear
C)
Macro-sclereid done
clear
D)
Epidermal hairs done
clear
View Solution play_arrow
-
question_answer207)
In sclerenchymatous cells, the lignin deposition
A)
Is sometimes absent done
clear
B)
Begin from primary to secondary walls done
clear
C)
Begin from secondary to primary done
clear
D)
Is confined to middle lamella done
clear
View Solution play_arrow
-
question_answer208)
Complex tissue does not occur among
A)
Few bryophytes done
clear
B)
Pteridophytes done
clear
C)
All gametophytes done
clear
D)
All spermatophytes done
clear
View Solution play_arrow
-
question_answer209)
Primary plant body is made up of
A)
Meristematic tissues done
clear
B)
Simple tissues done
clear
C)
Complex tissues done
clear
D)
All the above done
clear
View Solution play_arrow
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question_answer210)
The chief function of a vessel in a plant body is
A)
To conduct sap done
clear
B)
To conduct mineral salts only done
clear
C)
To eliminate excess of water at night done
clear
D)
To translocate organic nutrients done
clear
View Solution play_arrow
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question_answer211)
Presence of vessel in the wood is
A)
A primitive character done
clear
B)
An advanced character done
clear
C)
A vestigeal character done
clear
D)
None of the above done
clear
View Solution play_arrow
-
question_answer212)
Vessels are absent in
A)
Teak wood done
clear
B)
Shisham wood done
clear
C)
Chir wood done
clear
D)
Sal wood done
clear
View Solution play_arrow
-
question_answer213)
Vessel less angiosperms are
A)
Hydrilla done
clear
B)
Trochodendron done
clear
C)
Tetracentron done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer214)
End walls of tracheids and vessels respectively are
A)
Pitted and perforated done
clear
B)
Perforated and pitted done
clear
C)
Both perforated done
clear
D)
Both pitted done
clear
View Solution play_arrow
-
question_answer215)
A fibre derived from a tracheid is
A)
Libriform fibre done
clear
B)
Fibre tracheid done
clear
C)
Wood fibre done
clear
D)
Bast fibre done
clear
View Solution play_arrow
-
question_answer216)
A fibre which contains simple pits is
A)
Fibre tracheid done
clear
B)
Textile fibre done
clear
C)
Libriform fibre done
clear
D)
Bast fibre done
clear
View Solution play_arrow
-
question_answer217)
Xylem fibre is [RPMT 1990]
A)
Bast fibre done
clear
B)
Wood fibre done
clear
C)
Heart wood done
clear
D)
Libriform fibre done
clear
View Solution play_arrow
-
question_answer218)
Term 'Leptome' is a synonym of
A)
Companion cells done
clear
B)
Sieve elements done
clear
C)
Phloem fibres done
clear
D)
Phloem parenchyma done
clear
View Solution play_arrow
-
question_answer219)
Companion cells are found in the phloem of
A)
Pteridophytes and angiosperms done
clear
B)
Pteridophytes and gymnosperms done
clear
C)
Gymnosperms and angiosperms done
clear
D)
Angiosperms only done
clear
View Solution play_arrow
-
question_answer220)
Plant cells without the nucleus are
A)
Sieve cells done
clear
B)
Vessels done
clear
C)
Tracheids done
clear
D)
All of these done
clear
View Solution play_arrow
-
question_answer221)
In which of the following phloem parenchyma is absent
A)
Maize done
clear
B)
Sunflower done
clear
C)
Guava done
clear
D)
Banyan done
clear
View Solution play_arrow
-
question_answer222)
Which of the following tissues have lignified walls
A)
Sieve tubes done
clear
B)
Albuminous cells done
clear
C)
Phloem parenchyma done
clear
D)
None of the above done
clear
View Solution play_arrow
-
question_answer223)
Bast fibres are frequently found in
A)
Secondary xylem done
clear
B)
Secondary phloem done
clear
C)
Primary phloem done
clear
D)
Primary xylem done
clear
View Solution play_arrow
-
question_answer224)
Callus is
A)
A part of phloem done
clear
B)
An irregular growth developed as a result of injury done
clear
C)
A part of companion cell done
clear
D)
A part of parenchyma done
clear
View Solution play_arrow
-
question_answer225)
In autumn season, the callus pads appear on
A)
Vessels done
clear
B)
Sieve cells done
clear
C)
Sieve plates done
clear
D)
Tracheids done
clear
View Solution play_arrow
-
question_answer226)
Cavity or a gland formed by the separation is
A)
Lysigenous done
clear
B)
Schizogenous done
clear
C)
Schizo - lysigenous done
clear
D)
Macerogenous done
clear
View Solution play_arrow
-
question_answer227)
Articulated laticifers or latex vessels are prominent in
A)
Papaver done
clear
B)
Calotropis done
clear
C)
Banana done
clear
D)
Euphorbia done
clear
View Solution play_arrow
-
question_answer228)
Which of the following plants have a watery latex
A)
Papaya done
clear
B)
Plantain done
clear
C)
Opium done
clear
D)
Ficus done
clear
View Solution play_arrow
-
question_answer229)
Starch grains in latex are
A)
Elongated done
clear
B)
Prismatic done
clear
C)
Dumbell shaped done
clear
D)
Oval done
clear
View Solution play_arrow
-
question_answer230)
Dermal tissue is derived from [RPMT 1988]
A)
Periblem done
clear
B)
Dermatogen done
clear
C)
Procambium done
clear
D)
Pleurome done
clear
View Solution play_arrow
-
question_answer231)
According to Histogen theory, the plerome gives rise to [KCET 1998]
A)
Epidermis done
clear
B)
Hypodermis done
clear
C)
Vascular bundles done
clear
D)
External hair done
clear
View Solution play_arrow
-
question_answer232)
Most of the fibres in the cortex are of
A)
Sclerenchymatous origin done
clear
B)
Endodermal origin done
clear
C)
Parenchymatous origin done
clear
D)
Collenchymatous origin done
clear
View Solution play_arrow
-
question_answer233)
Which is not the characteristic of xerophytic plants [Bihar CMEE 1995]
A)
Thick stomata done
clear
B)
Developed root done
clear
C)
Aerenchyma done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer234)
In stem which layer forms epidermal tissues
A)
Dermatogen done
clear
B)
Periblem done
clear
C)
Plerome done
clear
D)
Calyptrogen done
clear
View Solution play_arrow
-
question_answer235)
Aerenchyma is formed in the tissue of [MP PMT 1997]
A)
Sclerenchyma done
clear
B)
Parenchyma done
clear
C)
Phloem done
clear
D)
None of the above done
clear
View Solution play_arrow
-
question_answer236)
Promeristem gives rise to which meristem [MP PMT 1997]
A)
Secondary done
clear
B)
Lateral done
clear
C)
Primary done
clear
D)
Apical done
clear
View Solution play_arrow
-
question_answer237)
Whose living cells provide tensile and mechanical strength [MP PMT 1997]
A)
Collenchyma done
clear
B)
Sclerenchyma done
clear
C)
Phloem done
clear
D)
Sclereids done
clear
View Solution play_arrow
-
question_answer238)
Lignin is the important constituent in the cell wall of [MP PMT 1998]
A)
Phloem done
clear
B)
Parenchyma done
clear
C)
Xylem done
clear
D)
Cambium done
clear
View Solution play_arrow
-
question_answer239)
Active division takes place in the cells of [MP PMT 1998]
A)
Xylem done
clear
B)
Phloem done
clear
C)
Cambium done
clear
D)
Sclerenchyma done
clear
View Solution play_arrow
-
question_answer240)
A component of xylem is [MP PMT 1999]
A)
Sieve tube done
clear
B)
Medullary ray done
clear
C)
Sclerid done
clear
D)
Tracheid done
clear
View Solution play_arrow
-
question_answer241)
Which structure is not found in the leaves of a bean plant [CPMT 1984]
A)
Guard cell done
clear
B)
Chloroplast done
clear
C)
Phloem done
clear
D)
Lenticel done
clear
View Solution play_arrow
-
question_answer242)
Hard lignified thick walled long and pointed cells a plant are [MP PMT 1999]
A)
Parenchyma done
clear
B)
Sclerenchyma done
clear
C)
Colenchyma done
clear
D)
Sclereids done
clear
View Solution play_arrow
-
question_answer243)
The meristem which develops into a primary vascular tissue is [MP PMT 1999]
A)
Protonema done
clear
B)
Promeristem done
clear
C)
Ground meristem done
clear
D)
Procambium done
clear
View Solution play_arrow
-
question_answer244)
Biologically most resistant plant material is [CPMT 1999; JIPMER 2001]
A)
Sporopollenin done
clear
B)
Lignin done
clear
C)
Suberin done
clear
D)
Cutin done
clear
View Solution play_arrow
-
question_answer245)
Fibres are obtained from [JIPMER 2002]
A)
Xylem, phloem and sclerenchyma done
clear
B)
Xylem, phloem, sclerenchyma and epidermis done
clear
C)
Xylem, parenchyma, epidermis done
clear
D)
Xylem, parenchyma, endodermis done
clear
View Solution play_arrow
-
question_answer246)
Starch is mainly manufacture by [JIPMER 2002]
A)
Palisade parenchyma done
clear
B)
Spongy parenchyma done
clear
C)
Guard cells done
clear
D)
Vascular bundle done
clear
View Solution play_arrow
-
question_answer247)
The difference in phloem of gymnosperms and angiosperms is due to [RPMT 2002]
A)
Parenchyma done
clear
B)
Sieve cell done
clear
C)
Companion cell done
clear
D)
Fibres done
clear
View Solution play_arrow
-
question_answer248)
Conducting part of phloem according to Haberlandt (1914) is [J & K CET 2002]
A)
Hadrom done
clear
B)
Leptom done
clear
C)
Sterom done
clear
D)
Bark done
clear
View Solution play_arrow
-
question_answer249)
Vessels are mainly found in [J & K CET 2002]
A)
Xylem of angiosperms done
clear
B)
Xylem of gymnosperms done
clear
C)
Both [a] and [b] done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer250)
Porous wood contains mainly [AIIMS 2001]
A)
Fibres done
clear
B)
Vessels done
clear
C)
Trachieds done
clear
D)
Solid secretions done
clear
View Solution play_arrow
-
question_answer251)
Trachieds and vessels related to [CPMT 2003]
A)
Xylem done
clear
B)
Phloem done
clear
C)
Both done
clear
D)
None of these done
clear
View Solution play_arrow
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question_answer252)
The commercial jute fibres are obtained from [MP PMT 2004]
A)
Interxylary fibres done
clear
B)
Xylem fibers done
clear
C)
Phloem fibers done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer253)
Lateral meristem is responsible for [MP PMT 2004]
A)
Growth in length done
clear
B)
Growth in parenchyma done
clear
C)
Growth in thickness done
clear
D)
Growth in cortex done
clear
View Solution play_arrow
-
question_answer254)
Healing of wound in plants takes place by the activity of [DPMT 2004]
A)
Ground tissue done
clear
B)
Callus deposition done
clear
C)
Secondary meristem done
clear
D)
Permanent tissue done
clear
View Solution play_arrow
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question_answer255)
In a longitudinal section of a root, starting from the tip upward, the four zones occur in the following order [CBSE PMT 2004]
A)
Cell division, cell enlargement, cellmaturation, root cap done
clear
B)
Cell division, cell maturation, cell enlargement, root cap done
clear
C)
Root cap, cell division, cell enlargement, cell maturation done
clear
D)
Root cap, cell division, cell maturation, cell enlargement done
clear
View Solution play_arrow
-
question_answer256)
Intercalary meristem results is [Kerala PMT 2004]
A)
Secondary growth done
clear
B)
Primary growth done
clear
C)
Apical growth done
clear
D)
Secondary thickening done
clear
E)
Secondary over growth done
clear
View Solution play_arrow
-
question_answer257)
The tissue which perpetuates itself by active cell division is [Kerala PMT 2004]
A)
Permanent tissue done
clear
B)
Ground tissue done
clear
C)
Meristematic tissue done
clear
D)
Vascular tissue done
clear
E)
None of these done
clear
View Solution play_arrow
-
question_answer258)
Which of the following elements has its end walls perforated [AIEEE 2004]
A)
Tracheid done
clear
B)
Vessel done
clear
C)
Fiber done
clear
D)
Scleried done
clear
View Solution play_arrow
-
question_answer259)
Companion cells are part of angiospermic [MHCET 2000]
A)
Xylem done
clear
B)
Phloem done
clear
C)
Pith done
clear
D)
Collenchyma done
clear
View Solution play_arrow
-
question_answer260)
Cork cambium is a [MHCET 2000]
A)
Secondary meristem done
clear
B)
Primary meristem done
clear
C)
Apical meristem done
clear
D)
Intercalary meristem done
clear
View Solution play_arrow
-
question_answer261)
Companion cells in plants are associated with [AIIMS 2004]
A)
Vessels done
clear
B)
Sperms done
clear
C)
Sieve elements done
clear
D)
Guard cells done
clear
View Solution play_arrow
-
question_answer262)
The plant which reproduces by apical meristem is [Manipal 2005]
A)
Gymnosperms done
clear
B)
Pteridophytes done
clear
C)
Angiosperms done
clear
D)
Algae done
clear
View Solution play_arrow
-
question_answer263)
The meristem of root is [MHCET 2001]
A)
Apical done
clear
B)
Sub apical done
clear
C)
Intercalary done
clear
D)
Lateral done
clear
View Solution play_arrow
-
question_answer264)
Bamboo and grasses elongate by the activity of --------- [KCET 2004]
A)
Secondary meristem done
clear
B)
Lateral meristem done
clear
C)
Apical meristem done
clear
D)
Intercalary meristem done
clear
View Solution play_arrow
-
question_answer265)
Damaged sieve tubes are sealed by deposition of [DMT 2004]
A)
Pectin done
clear
B)
Callus done
clear
C)
Suberin done
clear
D)
Lignin done
clear
View Solution play_arrow
-
question_answer266)
What is meristems [MP PMT 2005]
A)
Dividing cells done
clear
B)
Non dividing cells done
clear
C)
Permanent cells done
clear
D)
Complex tissues done
clear
View Solution play_arrow
-
question_answer267)
The function of a vessel is [Pb. PMT 2004]
A)
Conduction of food done
clear
B)
Conduction of water and minerals done
clear
C)
Conduction of hormones done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer268)
Which is absent in plants [BVP 2000]
A)
Cell wall done
clear
B)
Vascular system done
clear
C)
Nervous system done
clear
D)
Epidermal tissue system done
clear
View Solution play_arrow
-
question_answer269)
Bordered pits are found in [BVP 2000]
A)
Gymnosperms done
clear
B)
Bryophytes done
clear
C)
Monocots done
clear
D)
Hydrilla done
clear
View Solution play_arrow
-
question_answer270)
In a woody dicotyledonous tree, which of the following parts wall mainly consist of primary tissues [CBSE PMT 2005]
A)
Stem and root done
clear
B)
All parts done
clear
C)
Shoot tips and root tips done
clear
D)
Flowers, fruits and leaves done
clear
View Solution play_arrow
-
question_answer271)
Which one of the following statements pertaining to plant structure is correct [AIIMS 2005]
A)
Cork have no stomata, but lenticels carry out transpiration done
clear
B)
Passage cells help in transfer of food from cortex to phloem done
clear
C)
Sieve tube elements posses cytoplasm but not nuclei done
clear
D)
The shoot apical meristem has a quiescent centre done
clear
View Solution play_arrow
-
question_answer272)
Vessels and companion cells are characteristics of [BCECE 2005]
A)
Angiosperm done
clear
B)
Gymnosperm done
clear
C)
Pteridophyta done
clear
D)
Fern done
clear
View Solution play_arrow
-
question_answer273)
The histogens are classified on the basis [Manipal 2005]
A)
Cells they contain done
clear
B)
Cells they give rise to future tissue done
clear
C)
Meristematic activity done
clear
D)
Cell division done
clear
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question_answer274)
Meristematic cells have [Manipal 2005]
A)
Thick cell wall and large intercellular spaces done
clear
B)
Thick cell wall and no intercellular space done
clear
C)
Thin cell wall and large intercellular spaces done
clear
D)
Thin cell wall and no intercellular spaces done
clear
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question_answer275)
Parenchymatous cells are found in [Manipal 2005]
A)
Pulp of fruit done
clear
B)
Seeds done
clear
C)
Endocarp done
clear
D)
Skin of fruit done
clear
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question_answer276)
Quiescent centre is a [Manipal 2005]
A)
Weak zone done
clear
B)
Active zone done
clear
C)
Inactive zone done
clear
D)
Strong base done
clear
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question_answer277)
Cork tissue arises from [AFMC 2005]
A)
Periderm done
clear
B)
Phellogen done
clear
C)
Pelloderm done
clear
D)
Phellem done
clear
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