-
question_answer1)
In Amorphophallus and Colocasia (Ariods) an extremely enlarged underground vertical stem meant for vegetative reproduction and storage is [BHU 1980, 84; CPMT 1982; DPMT 1994]
A)
Tuber done
clear
B)
Corm done
clear
C)
Bulb done
clear
D)
Rhizome done
clear
View Solution play_arrow
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question_answer2)
Vegetative reproduction occurs by bulbil in [BHU 1990]
A)
Agave done
clear
B)
Colocasia done
clear
C)
Zingiber done
clear
D)
Vallisneria done
clear
View Solution play_arrow
-
question_answer3)
Primary function of stem is to [CPMT 1979]
A)
Bear and hold out leaves done
clear
B)
Absorb water and minerals done
clear
C)
Fixation of plant done
clear
D)
Help in vegetative propagation done
clear
View Solution play_arrow
-
question_answer4)
Plants of tropics bear [CPMT 1986]
A)
Winter buds done
clear
B)
Summer buds done
clear
C)
Naked buds done
clear
D)
Adventitious buds done
clear
View Solution play_arrow
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question_answer5)
Accessory buds occur at [BHU 1987; CPMT 1988]
A)
Stem tip done
clear
B)
Branch tip done
clear
C)
Leaf axil done
clear
D)
Side of axillary bud done
clear
View Solution play_arrow
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question_answer6)
Which is not a stem modification [AFMC 1988]
A)
Rhizome of Ginger done
clear
B)
Corm of Colocasia done
clear
C)
Pitcher of Nepenthes done
clear
D)
Tuber of Potato done
clear
View Solution play_arrow
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question_answer7)
Potato is multiplied vegetatively with the help of [BHU 1991]
A)
Corm done
clear
B)
Rhizome done
clear
C)
Tuber done
clear
D)
Phyllode done
clear
View Solution play_arrow
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question_answer8)
Potato tuber is an underground stem because it bears
A)
Buds on the nodes done
clear
B)
Abundant food reserve done
clear
C)
Adventitious roots done
clear
D)
No chlorophyll done
clear
View Solution play_arrow
-
question_answer9)
Potato tuber is modified /Edible part of potato is [CPMT 1978, 83; JIPMER 1988; Haryana PMT 2005]
A)
Stem done
clear
B)
Bulb done
clear
C)
Stolon done
clear
D)
Root done
clear
View Solution play_arrow
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question_answer10)
In hook climber Artabotrys, the hooks are modified [BHU 1990]
A)
Petioles done
clear
B)
Axillary shoots done
clear
C)
Leaves done
clear
D)
Inflorescence axis done
clear
View Solution play_arrow
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question_answer11)
In Opuntia, the function of phyotosynthesis is carried out by [APMEE 1981; DPMT 1982; CPMT 1984; AFMC 1996]
A)
Cladode done
clear
B)
Phylloclade done
clear
C)
Phyllode done
clear
D)
Bulb done
clear
View Solution play_arrow
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question_answer12)
An underground specialised shoot with reduced disc like stem covered by fleshy leaves is [APMEE 1996; JKCMEE 2000]
A)
Bulb done
clear
B)
Bulbil done
clear
C)
Rhizome done
clear
D)
Rhizophore done
clear
View Solution play_arrow
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question_answer13)
In Opuntia, each areole represents
A)
A node done
clear
B)
An internode done
clear
C)
An apical bud done
clear
D)
An accessary bud done
clear
View Solution play_arrow
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question_answer14)
Bulb of Allium cepa (Onion) is
A)
Underground modified bud done
clear
B)
Underground shoot done
clear
C)
Both correct done
clear
D)
Underground stem done
clear
View Solution play_arrow
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question_answer15)
The bulb of Garlic is
A)
Nontunicated done
clear
B)
Tunicated layered done
clear
C)
Compound tunicated done
clear
D)
Simple tunicated done
clear
View Solution play_arrow
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question_answer16)
New Banana plants develop from [CBSE PMT 1990]
A)
Rhizome done
clear
B)
Sucker done
clear
C)
Stolon done
clear
D)
Seed done
clear
View Solution play_arrow
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question_answer17)
Buds typically occur at
A)
Leaf bases done
clear
B)
Leaf axils done
clear
C)
Tips of stems and roots done
clear
D)
Tips of branches and leaf bases done
clear
View Solution play_arrow
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question_answer18)
A disc like reduced stem is found in
A)
Ginger done
clear
B)
Canna done
clear
C)
Onion done
clear
D)
Crocus done
clear
View Solution play_arrow
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question_answer19)
Largest bud is of [KCET 1991]
A)
Cabbage done
clear
B)
Cauliflower done
clear
C)
Agave done
clear
D)
Onion done
clear
View Solution play_arrow
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question_answer20)
Function of stem is [Pondicherry 1983; AFMC 1984, 85, 86]
A)
To produce branches and leaves done
clear
B)
Storage of food done
clear
C)
Conduction of water and minerals done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer21)
The aerial stem in banana is
A)
Corm done
clear
B)
False stem (Pseudostem) done
clear
C)
True herbaceous stem done
clear
D)
Rhizome done
clear
View Solution play_arrow
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question_answer22)
Stolon is
A)
Horizontal underground runner done
clear
B)
Arched runner done
clear
C)
Both [a] and [b] done
clear
D)
Both wrong done
clear
View Solution play_arrow
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question_answer23)
Runner is
A)
Diageotropic done
clear
B)
Geotropic done
clear
C)
Plagiotropic done
clear
D)
None of these done
clear
View Solution play_arrow
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question_answer24)
Examples of twiner (Stem climber) is
A)
Convolvulus and Ipomoea done
clear
B)
Lablab (Beans) and Cuscuta done
clear
C)
Asparagus and Phaseolus done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer25)
Thorns differ from prickles in having
A)
Vascular supply done
clear
B)
Endogenous origin done
clear
C)
Bark done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer26)
Mentha (Mint) has one of the following
A)
Sucker done
clear
B)
Offset done
clear
C)
Stolon done
clear
D)
Rhizome done
clear
View Solution play_arrow
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question_answer27)
Thorns, spines and prickles are
A)
Organs of defence done
clear
B)
Organs of offence done
clear
C)
Organs of clinging done
clear
D)
Specialised for gaseous exchange done
clear
View Solution play_arrow
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question_answer28)
Offset occurs in
A)
Strawberry done
clear
B)
Colocasia done
clear
C)
Pistia done
clear
D)
Chrysanthemum done
clear
View Solution play_arrow
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question_answer29)
Corm is characterised by
A)
Adventitious roots done
clear
B)
Axillary buds done
clear
C)
Circular nodes done
clear
D)
Perennial nature done
clear
View Solution play_arrow
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question_answer30)
Rhizome which grows vertically upwards are [AFMC 2005]
A)
Corms done
clear
B)
Stolon done
clear
C)
Bulbils done
clear
D)
Root stock done
clear
View Solution play_arrow
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question_answer31)
Potatoes develop on [CPMT 1977]
A)
Lateral roots done
clear
B)
Stolons done
clear
C)
Primary root done
clear
D)
Rhizomes done
clear
View Solution play_arrow
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question_answer32)
Ginger is a stem which can be differentiated from root because it [CPMT 1978; 83; AFMC 1978, 85; BHU 1981; DPMT 1982; JIPMER 1986]
A)
Grows parallel to ground done
clear
B)
Stores food done
clear
C)
Lacks chlorophyll done
clear
D)
Has nodes and internodes done
clear
View Solution play_arrow
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question_answer33)
Which is not a rhizome [Pb. PMT 1997]
A)
Colocasia done
clear
B)
Lotus done
clear
C)
Ginger done
clear
D)
Turmeric done
clear
View Solution play_arrow
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question_answer34)
In Passiflora, the tendrils are modified [NCERT 1982; MP PMT 1984, 89]
A)
Axillary buds done
clear
B)
Upper leaflets done
clear
C)
Whole leaves done
clear
D)
Stipules done
clear
View Solution play_arrow
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question_answer35)
In Luffa the tendrils are modified
A)
Extra-axillary branches done
clear
B)
Stipules done
clear
C)
Axillary branches done
clear
D)
Petioles done
clear
View Solution play_arrow
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question_answer36)
Stem takes part in storage and perennation in [AMU 1994; DPMT 1994; AFMC 1994; Manipal 1997]
A)
Wheat done
clear
B)
Groundnut done
clear
C)
Radish done
clear
D)
Ginger done
clear
View Solution play_arrow
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question_answer37)
Axillary buds develop [NCERT 1982]
A)
Exogenously from epidermis done
clear
B)
Exogenously from inner layer of cortex done
clear
C)
Endogenously from inner layer of cortex done
clear
D)
Endogenously from pericycle done
clear
View Solution play_arrow
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question_answer38)
Citrus thorn is actually modification of [APMEE 1995]
A)
Stem done
clear
B)
Branch done
clear
C)
Leaf done
clear
D)
Stipule done
clear
View Solution play_arrow
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question_answer39)
The buds which arise at places other than leaf axils are called
A)
Accessory buds done
clear
B)
Latent buds done
clear
C)
Adventitious buds done
clear
D)
Floral buds done
clear
View Solution play_arrow
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question_answer40)
In which of the following the stem is modified into tendril
A)
Ruscus done
clear
B)
Cocoloba done
clear
C)
Cucurbita done
clear
D)
Asparagus done
clear
View Solution play_arrow
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question_answer41)
In humid climate, presence of spines in shrubs is [CPMT 1991]
A)
To reduce transpiration done
clear
B)
To defend against mammal herbivory done
clear
C)
To defend against wood cutters done
clear
D)
To check seed predation by birds done
clear
View Solution play_arrow
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question_answer42)
A lateral bud arising on the lateral sides of axillary bud is called
A)
Adventitious bud done
clear
B)
Collateral bud done
clear
C)
Extra axillary bud done
clear
D)
Superposed bud done
clear
View Solution play_arrow
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question_answer43)
Stolon is found in
A)
Colocasia done
clear
B)
Jasmine done
clear
C)
Strawberry done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer44)
Phylloclade of Opuntia is stem because
A)
It bears flowers and leaves done
clear
B)
It arises in the axil of leaf done
clear
C)
Only [b] is correct done
clear
D)
Both [a] and [b] are correct done
clear
View Solution play_arrow
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question_answer45)
Tip of twiner is sensitive and coils around support itself. This coiling is called
A)
Nutation done
clear
B)
Vernation done
clear
C)
Epinasty done
clear
D)
Circination done
clear
View Solution play_arrow
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question_answer46)
The weak stemmed plants which can climb with the help of thorns, spines, prickles are
A)
Scramblers done
clear
B)
Stolons done
clear
C)
Straggling done
clear
D)
Lianas done
clear
View Solution play_arrow
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question_answer47)
Potato and sweet potato [AIIMS 2004]
A)
Have edible parts which are homologous organs done
clear
B)
Have edible parts which are analogous organs done
clear
C)
Have been introduced in India from the same place done
clear
D)
Are two species of the same genus done
clear
View Solution play_arrow
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question_answer48)
Rhizomes can be differentiated from roots is [BHU 1977, 81; JIPMER 1990]
A)
Having scale leaves with axillary buds done
clear
B)
Being thinner done
clear
C)
Being thicker done
clear
D)
Being darker done
clear
View Solution play_arrow
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question_answer49)
In Onion, the swollen underground structure is [CPMT 1983; BHU 1989]
A)
Root done
clear
B)
Rhizome done
clear
C)
Bulb done
clear
D)
Tuber done
clear
View Solution play_arrow
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question_answer50)
Corm is [BHU 1986; JIPMER 1986; AFMC 1996]
A)
Underground shoot done
clear
B)
Underground root done
clear
C)
Horizontal stem done
clear
D)
Underground vertical stem done
clear
View Solution play_arrow
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question_answer51)
Phylloclade is a modification of [AFMC 1980, 96; CPMT 1984; JIPMER 1998; JKCMEE 2002]
A)
Leaf done
clear
B)
Root done
clear
C)
Flower done
clear
D)
Stem done
clear
View Solution play_arrow
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question_answer52)
Stem is enlarged in [CPMT 1982]
A)
Rhizome done
clear
B)
Corm done
clear
C)
Bulb done
clear
D)
Tuber done
clear
View Solution play_arrow
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question_answer53)
Aroids store food in [BHU 1980]
A)
Inflorescence done
clear
B)
Enlarged root done
clear
C)
Leaf bases done
clear
D)
Swollen stem done
clear
View Solution play_arrow
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question_answer54)
Ginger plant has an underground stem which is [CPMT 1994; JIPMER 1998; MP PMT 2004; J & K CET 2005]
A)
Rhizome done
clear
B)
Bulb done
clear
C)
Tuber done
clear
D)
Corm done
clear
View Solution play_arrow
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question_answer55)
The bulb stores food in [BHU 1986]
A)
Enlarged roots done
clear
B)
Swollen leaf bases done
clear
C)
Swollen stem done
clear
D)
Inflorescence done
clear
View Solution play_arrow
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question_answer56)
Prickles of Rose are [BHU 1983]
A)
Modified leaves done
clear
B)
Modified stipules done
clear
C)
Exogenous in origin done
clear
D)
Endogenous in origin done
clear
View Solution play_arrow
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question_answer57)
Thorn of Bougainvillea is modified [Bihar PMT 1994]
A)
Stem done
clear
B)
Leaf done
clear
C)
Floral bud done
clear
D)
Root done
clear
View Solution play_arrow
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question_answer58)
Bulb is modified [Bihar PMT 1994]
A)
Leaf done
clear
B)
Shoot done
clear
C)
Root done
clear
D)
Flower done
clear
View Solution play_arrow
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question_answer59)
Potato is (underground) stem because it [Orissa JEE 1995]
A)
Possesses axillary buds (Eyes) done
clear
B)
Lacks chlorophyll done
clear
C)
Does not bear roots done
clear
D)
Contains reserve food done
clear
View Solution play_arrow
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question_answer60)
Thorn is a stem structure because it [CPMT 1995]
A)
Develops from trunk done
clear
B)
Develops from axillary bud done
clear
C)
Grows from external surface done
clear
D)
Is pointed done
clear
View Solution play_arrow
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question_answer61)
Floral bud tendril is found in [BHU 1997; JIPMER 1997]
A)
Antigonon done
clear
B)
Smilax done
clear
C)
Rose done
clear
D)
Bryophyllum done
clear
View Solution play_arrow
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question_answer62)
Buds occurring on the nodes outside the leaf bases are
A)
Axillary done
clear
B)
Extra-axillary done
clear
C)
Terminal done
clear
D)
Cauline done
clear
View Solution play_arrow
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question_answer63)
Stem thorns help in
A)
Climbing done
clear
B)
Protection from grazing animals done
clear
C)
Reduction in rate of transpiration done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer64)
Rhizomes are mostly [AFMC 1992, 99]
A)
Sympodial done
clear
B)
Diageotropic done
clear
C)
Horizontal done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer65)
Rhizome of Crocus (Saffron) is
A)
Rhizome done
clear
B)
Corm done
clear
C)
Root done
clear
D)
Bulb done
clear
View Solution play_arrow
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question_answer66)
The thorn of Alhagi is stem modification because it bears
A)
Axillary position done
clear
B)
Flowers done
clear
C)
Exogenous origin done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer67)
Sucker which is subaerial stem modification for vegetative propagation is seen in
A)
Pistia done
clear
B)
Jussiaea done
clear
C)
Chrysanthemum done
clear
D)
Hydrilla done
clear
View Solution play_arrow
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question_answer68)
In onion leaves food is stored in the form of [MP PMT 1984; CBSE PMT 1988]
A)
Sugar done
clear
B)
Starch done
clear
C)
Protein done
clear
D)
Malic acid done
clear
View Solution play_arrow
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question_answer69)
One of single internodal branches are found in [BHU 1986]
A)
Asparagus done
clear
B)
Euphorbia done
clear
C)
Lilium done
clear
D)
Casuarina done
clear
View Solution play_arrow
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question_answer70)
Bulbil is a modification of
A)
Underground stem done
clear
B)
Bases of leaves done
clear
C)
Buds done
clear
D)
Radicle done
clear
View Solution play_arrow
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question_answer71)
Phylloclade is found in [AMU 2001]
A)
Chrysanthemum done
clear
B)
Asparagus done
clear
C)
Ruscus done
clear
D)
Opuntia done
clear
View Solution play_arrow
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question_answer72)
Thorns with leaves and flowers are found in [APMEE 2002]
A)
Bougainvillea done
clear
B)
Carissa done
clear
C)
Duranta done
clear
D)
Artabotrys done
clear
View Solution play_arrow
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question_answer73)
Thick underground stem growing parallel to soil surface is [Tamil Nadu 2001]
A)
Stolon done
clear
B)
Rhizome done
clear
C)
Sucker done
clear
D)
Offset done
clear
View Solution play_arrow
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question_answer74)
Underground stem is rhizome in plant [APMEE 2002]
A)
Allium done
clear
B)
Scilla done
clear
C)
Lilium done
clear
D)
Gloriosa done
clear
View Solution play_arrow
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question_answer75)
Green leaf-like one internode long stem branches are called [KCET 2003]
A)
Phylloclades done
clear
B)
Phyllodes done
clear
C)
Bulbils done
clear
D)
Cladodes done
clear
View Solution play_arrow
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question_answer76)
Stem tendrils occur in [Orissa JEE 2000]
A)
Smilax done
clear
B)
Gloriosa done
clear
C)
Vitis done
clear
D)
Lathyrus done
clear
View Solution play_arrow
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question_answer77)
Which of the following is not related to corm [Kerala CET 2001]
A)
Tunic done
clear
B)
Lateral buds done
clear
C)
Nodes done
clear
D)
Scale leaves done
clear
View Solution play_arrow
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question_answer78)
Eye of potato is [CBSE PMT 2001]
A)
Apical bud done
clear
B)
Axillary bud done
clear
C)
Accessory bud done
clear
D)
Adventitious bud done
clear
View Solution play_arrow
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question_answer79)
A stem with distinct solid nodes and hollow internodes is
A)
Sobole done
clear
B)
Culm done
clear
C)
Scape done
clear
D)
Intercalary stem done
clear
View Solution play_arrow
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question_answer80)
The sensitive thread-like structures found in climbers which can coil around a support are
A)
Twiners done
clear
B)
Tendrils done
clear
C)
Trailers done
clear
D)
Scramblers done
clear
View Solution play_arrow
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question_answer81)
In Rose, buds are found on stem at places other than nodes. These buds are known as
A)
Foliar done
clear
B)
Cauline done
clear
C)
Accessory done
clear
D)
Radicle done
clear
View Solution play_arrow
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question_answer82)
A nongreen stem branch that grows obliquely or sometimes grows horizontally inside the soil and then comes out of the soil as a branch is called
A)
Stolon done
clear
B)
Sucker done
clear
C)
Offset done
clear
D)
Rhizome done
clear
View Solution play_arrow
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question_answer83)
In Duranta, axillary buds and in Carrisa the apical bud is modified into stem thorns, what is correct for Ulex - It has
A)
Leaf tendrils and stem spines done
clear
B)
Leaf spines done
clear
C)
Stem thorns done
clear
D)
Both stem thorns as well as leaf spines done
clear
View Solution play_arrow
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question_answer84)
In Garlic (Allium sativum) each fleshy scale represents a bud called bulblet or clove. It is a bud because
A)
It is borne on stem done
clear
B)
It arises in the axil of tunicated leaf done
clear
C)
It has a growing point and immature leaves done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer85)
A weak creeping stem, rooting at nodes and bear a series of plants of successive vegetative generations is called
A)
Trailer done
clear
B)
Runner done
clear
C)
Stolon done
clear
D)
Offset done
clear
View Solution play_arrow
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question_answer86)
Modified stem present in Gladiolus is [Orissa JEE 2004]
A)
Bulb done
clear
B)
Rhizome done
clear
C)
Corm done
clear
D)
Bulbil done
clear
View Solution play_arrow
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question_answer87)
Multicellular hairs are found on [MHCET 2004]
A)
Root done
clear
B)
Stem done
clear
C)
Both [a] and [b] done
clear
D)
None of the above done
clear
View Solution play_arrow
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question_answer88)
The cloves which are used in food preparation are [Kerala CET 2005]
A)
Seeds done
clear
B)
Leaves done
clear
C)
Flower buds done
clear
D)
Stem tip done
clear
E)
Terminal bud done
clear
View Solution play_arrow