-
question_answer1)
Which one of the following belongs to vascular cryptogams [BHU 1978; EAMCET 1980; RPMT 1997; BVP 2000; AMU PMT 2005]
A)
Bryophyta done
clear
B)
Pteridophyta done
clear
C)
Gymnosperms done
clear
D)
Angiosperms done
clear
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question_answer2)
Who among the following was a paleobotanist [MDAT Bihar 1995]
A)
P. Maheshwari done
clear
B)
S.R. Kashyap done
clear
C)
Sahani done
clear
D)
V. Puri done
clear
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question_answer3)
Heterospory is found in
A)
Selaginella done
clear
B)
Isoetes done
clear
C)
Marselia done
clear
D)
All the above done
clear
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question_answer4)
Vessels are not present in the xylem of
A)
Pteridophyta done
clear
B)
Gymnosperms done
clear
C)
Angiosperm done
clear
D)
Both (a) and (b) done
clear
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question_answer5)
Heterospory is production of [CPMT 1983]
A)
Sexual and asexual spores done
clear
B)
Large and small spores done
clear
C)
Haploid and diploid spores done
clear
D)
Diploid and tetraploid spores done
clear
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question_answer6)
Which statement is true [JIPMER 1993]
A)
Spores and gametes are invariably diploids done
clear
B)
Spores and gametes are invariably haploids done
clear
C)
Only gametes are invariably haploids done
clear
D)
Only spores are invariably diploids done
clear
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question_answer7)
Heterothallism refers to [CPMT 1992]
A)
Fusion is not accompanied with zygote formation done
clear
B)
Fusion between morphologically similar strain done
clear
C)
Fusion between the strains of structurally similar and physiologically different done
clear
D)
All the above done
clear
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question_answer8)
An advantage which made seed bearing plants so greatly surpass the ferns in colonizing the land, is the evolution of the [CPMT 1974]
A)
Ability to photosynthesize done
clear
B)
Fibrous root system done
clear
C)
Woody stem done
clear
D)
Non-swimming sperms done
clear
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question_answer9)
In which of the following plant diploid stage generally dominates [CPMT 1976]
A)
Algae done
clear
B)
Ferns done
clear
C)
Mosses done
clear
D)
Fungi done
clear
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question_answer10)
Which groups depend on external source of free water
A)
Algae, mosses and ferns done
clear
B)
Algae, mosses and gymnosperms done
clear
C)
Mosses, ferns and gymnosperms done
clear
D)
Only algae and mosses done
clear
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question_answer11)
Fern's prothallus normally is [BHU 1982]
A)
Haploid done
clear
B)
Diploid done
clear
C)
Triploid done
clear
D)
Tetraploid done
clear
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question_answer12)
Ferns are characterised by [CPMT 1982]
A)
Heterospory done
clear
B)
Seed bearing done
clear
C)
Homospory done
clear
D)
Tracheids and vessels done
clear
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question_answer13)
Dominant generation in pteridophytes is
A)
Haploid done
clear
B)
Gametophytic done
clear
C)
Diploid done
clear
D)
Triploid done
clear
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question_answer14)
"Botanical snakes'' are [JIPMER 1987]
A)
Algae done
clear
B)
Fungi done
clear
C)
Bryophytes done
clear
D)
Pteridophytes done
clear
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question_answer15)
Heterosporous pteridophytes always produce [MP PMT 1986]
A)
Monoecious gametophytes done
clear
B)
Dioecious gametophytes done
clear
C)
Homothallic gametophytes done
clear
D)
None of the above done
clear
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question_answer16)
In some of the pteridophytes and gymnosperms the sporophyll aggregate at the apices of the main stem or its branches to form definite compact structures. The compact structures are called
A)
Sporangiophore done
clear
B)
Sorus done
clear
C)
Sporangium done
clear
D)
Strobilus or cone done
clear
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question_answer17)
The condition where a pteriodophyte produces two kinds of spores and sporangia is termed as
A)
Homospory done
clear
B)
Homothallism done
clear
C)
Heterospory done
clear
D)
Apospory done
clear
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question_answer18)
Pteridophytes are characterized by
A)
Presence of vascular system done
clear
B)
Absence of flowers done
clear
C)
Absence of fruits done
clear
D)
All the above done
clear
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question_answer19)
The main plant body of pteridophyte is
A)
Gametophyte done
clear
B)
Sporophyte done
clear
C)
Sporangium done
clear
D)
Prothallus done
clear
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question_answer20)
The prothallus represents [KCET 1999; AIIMS 1999]
A)
Gametophyte of fern done
clear
B)
Sporophyte of angiosperm done
clear
C)
Sporophyte of gymnosperm done
clear
D)
Sporophyte of fern done
clear
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question_answer21)
According to available fossil records which of the following were the first land vascular plant
A)
Psilophytales done
clear
B)
Lycopods done
clear
C)
Horse-tail done
clear
D)
Cycas done
clear
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question_answer22)
A stele without a central pith is called
A)
Solenostele done
clear
B)
Protostele done
clear
C)
Dictyostele done
clear
D)
Siphonostele done
clear
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question_answer23)
Which of the following is a fossil pteridophyte
A)
Lycopodium done
clear
B)
Lygodium done
clear
C)
Psilotum done
clear
D)
Rhynia done
clear
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question_answer24)
Which of the following is aquatic and free floating fern
A)
Azolla done
clear
B)
Salvinia done
clear
C)
Pteris done
clear
D)
Both (a) and (b) done
clear
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question_answer25)
A plant having vascular supply, producing spores but lacking seed is a [DPMT 1990; BHU 1995; Manipal MEE 1995; BHU 1999; CBSE PMT 1999; Orissa JEE 2004]
A)
Byophyte done
clear
B)
Pteridophyte done
clear
C)
Gymnosperm done
clear
D)
Angiosperm done
clear
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question_answer26)
Formation of gametophyte directly from spore mother cell without meiosis is called [CPMT 1995]
A)
Apospory done
clear
B)
Apogamy done
clear
C)
Apomictic done
clear
D)
Apomixis done
clear
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question_answer27)
Seed habit originated firstly in some [CBSE PMT 1996]
A)
Pteridophytes done
clear
B)
Pines done
clear
C)
Monocots done
clear
D)
Dicots done
clear
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question_answer28)
The aquatic fern which is an excellent biofertilizer is [CBSE PMT 1999, 2001]
A)
Azolla done
clear
B)
Salvinia done
clear
C)
Marsilia done
clear
D)
Pteridium done
clear
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question_answer29)
Which of the following is not a pteridophyte [RPMT 1997]
A)
Ginkgo done
clear
B)
Selaginella done
clear
C)
Polypodium done
clear
D)
Azolla done
clear
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question_answer30)
Which of the following helps in coal formation [AFMC 2000]
A)
Bacteria done
clear
B)
Gymnosperm done
clear
C)
Pteridophytes done
clear
D)
Archaebacteria done
clear
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question_answer31)
Azolla is used as a biofertilizer because it [AIIMS 2003]
A)
Multiplies very fast to produce massive biomass done
clear
B)
Has association of nitrogen-fixing Rhizobium done
clear
C)
Has association of nitrogenfixing cyanobacteria done
clear
D)
Has association of mycorrhiza done
clear
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question_answer32)
Most primitive living vascular plants are [CPMT 1975, 81]
A)
Brown algae done
clear
B)
Sphagnum done
clear
C)
Ferns done
clear
D)
Cycads done
clear
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question_answer33)
Fern prothallus is [CPMT 1977]
A)
Homothallic done
clear
B)
Heterothallic done
clear
C)
Heterotrophic done
clear
D)
Heteromorphic done
clear
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question_answer34)
Sporangia and spore bearing leaf in fern is called as [CPMT 1975, 84, 86, 93; AFMC 1996; CBSE PMT 2001]
A)
Ramentum done
clear
B)
Sorus done
clear
C)
Indusium done
clear
D)
Sporophyll/Frond done
clear
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question_answer35)
In fern, young leaves are protected by [AFMC 1982, 89]
A)
Rhizome done
clear
B)
Indusium done
clear
C)
Sori done
clear
D)
Ramenta done
clear
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question_answer36)
Which of the following is not involved in the fertilization of fern [CPMT 1984, 90]
A)
Pollen tube done
clear
B)
Water done
clear
C)
Archegonia done
clear
D)
Flagellated sperms done
clear
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question_answer37)
Fern stele is [BHU 1978, 81; AFMC 1981; CPMT 1994]
A)
Dictyostele done
clear
B)
Siphonostele done
clear
C)
Protostele done
clear
D)
None of these done
clear
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question_answer38)
Spore of fern represents [CPMT 1989]
A)
Sporophytic stage done
clear
B)
Gametophytic stage done
clear
C)
Sporophytic and gametophytic stage done
clear
D)
Apomictic stage done
clear
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question_answer39)
Sporangia of eusporangiate ferns [BHU 1990]
A)
Possess a single layer of wall cells done
clear
B)
Produce very few spores done
clear
C)
Originate from a group of initial cells done
clear
D)
Dehiscence at the region of a well defined stomium done
clear
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question_answer40)
Meristeles are found in [BHU 1979]
A)
Cycas stem done
clear
B)
Pinus needle done
clear
C)
Fern leaf done
clear
D)
Fern rhizome done
clear
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question_answer41)
Sometime prothallus of fern give rise to a fern plant. It is an example of [CPMT 1983]
A)
Apospory done
clear
B)
Parthenogenesis done
clear
C)
Parthenocarpy done
clear
D)
Apogamy done
clear
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question_answer42)
Which of the following venation is characteristic of fern [RPMT 1985]
A)
Parallel done
clear
B)
Reticulate done
clear
C)
Dichotomous done
clear
D)
Open furcate done
clear
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question_answer43)
A collection of sporangia attached to placenta and covered over by indusium is known as [MP PMT 1984]
A)
Sporophyll done
clear
B)
Sorus done
clear
C)
Cone done
clear
D)
Ramenta done
clear
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question_answer44)
In fern, spores are formed in [CPMT 1986]
A)
Sporangium done
clear
B)
Oogonium done
clear
C)
Archegonium done
clear
D)
Stomium done
clear
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question_answer45)
Apogamous cells are [MP PMT 1987]
A)
Haploid done
clear
B)
Diploid done
clear
C)
Polyploid done
clear
D)
Triploid done
clear
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question_answer46)
The cells of fern prothallus contains nucleus with [MP PMT 1987]
A)
4n chromosomes done
clear
B)
3n chromosomes done
clear
C)
2n chromosomes done
clear
D)
n chromosomes done
clear
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question_answer47)
When in a stele the xylem is surrounded by phloem, the condition is called
A)
Hadrocentric done
clear
B)
Leptocentric done
clear
C)
Radial done
clear
D)
Conjoint collateral done
clear
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question_answer48)
In fern plant, the ejection of spores with force is achieved by the [JIPMER 1993]
A)
Sporangiophore done
clear
B)
Annulus done
clear
C)
Stomium done
clear
D)
Indusium done
clear
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question_answer49)
In fern, sporangia are borne on the [CPMT 1992]
A)
Margin of leaf done
clear
B)
Abaxial side of leaf done
clear
C)
Adaxial side of leaf done
clear
D)
Only on the tip of leaf done
clear
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question_answer50)
The prothallus of fern is [Bihar MDAT 1992]
A)
Heart-shaped done
clear
B)
Dorsiventral done
clear
C)
Green done
clear
D)
All of the above done
clear
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question_answer51)
Antherozoids of fern are [Bihar MDAT 1992]
A)
Spherical done
clear
B)
Coiled done
clear
C)
Multiflagellate done
clear
D)
All of the above done
clear
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question_answer52)
The shape of sporangium in fern is [DPMT 1991]
A)
Biconvex done
clear
B)
Circular done
clear
C)
Biconcave done
clear
D)
Plano-convex done
clear
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question_answer53)
The place where sporangium of a fern bursts open is called
A)
Operculum done
clear
B)
Annulus done
clear
C)
Stomium done
clear
D)
Ostiole done
clear
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question_answer54)
New leaf of ferns is called [RPMT 1995]
A)
Sporophyll done
clear
B)
Frond done
clear
C)
Leaf petiole done
clear
D)
Leaf node done
clear
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question_answer55)
Fern prothallus is developed from [CPMT 1986; BVP 2002; MP PMT 2003]
A)
Elaters done
clear
B)
Spore mother cells done
clear
C)
Spore done
clear
D)
Zygote done
clear
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question_answer56)
The sperm of fern is [AFMC 1995]
A)
Biciliate and coiled done
clear
B)
Multiciliate and sickle-shaped done
clear
C)
Multiciliate and coiled done
clear
D)
Biciliate and sickle-shaped done
clear
View Solution play_arrow
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question_answer57)
Fern plant is a [MP PMT 1995]
A)
Haploid gametophyte done
clear
B)
Diploid gametophyte done
clear
C)
Diploid sporophyte done
clear
D)
Haploid sporophyte done
clear
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question_answer58)
The number of spores in the sporangium of fern is [AFMC 1996; MHCET 2004]
A)
16 done
clear
B)
32 done
clear
C)
64 done
clear
D)
128 done
clear
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question_answer59)
Common characteristic between bryophytes and pteridophytes is [MHCET 2004]
A)
Vascularisation done
clear
B)
Terrestrial habit done
clear
C)
Water for fertilization done
clear
D)
Independent sporophyte done
clear
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question_answer60)
Nephrolepis is a [MHCET 2004]
A)
Bryophyte done
clear
B)
Pteridophyte done
clear
C)
Gymnosperm done
clear
D)
Angiosperm done
clear
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question_answer61)
Jacket of fern antheridium is composed of [DPMT 2004]
A)
2 cells done
clear
B)
3 cells done
clear
C)
4 cells done
clear
D)
5 cells done
clear
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question_answer62)
Mosses and ferns are found in moist and shady places because both [AIIMS 2004]
A)
Require presence of water for fertilization done
clear
B)
Do not need sunlight for photosynthesis done
clear
C)
Depend for their nutrition on micro-organisms which cane survive only at low temperature done
clear
D)
Can not compete with sun-loving plants done
clear
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question_answer63)
The first plants to appear after a forest fire are the ferns, this is because of the survival of their [Kerala PMT 2004]
A)
Spores done
clear
B)
Leaves done
clear
C)
Fronds done
clear
D)
Rhizomes done
clear
E)
Both (c) and (d) done
clear
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question_answer64)
Heart shaped prothallus of fern bears [BVP 2001]
A)
Male sex organs done
clear
B)
Female sex organs done
clear
C)
Bisexual done
clear
D)
None of these done
clear
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question_answer65)
The circinate venation is the characteristic feature of ferns. It refers to [CPMT 2004]
A)
Coiling of young leaves done
clear
B)
Arrangement of leaves on stem done
clear
C)
Attachment of sori on leaves done
clear
D)
Heterophilly done
clear
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question_answer66)
The gametophyte of fern bears [MHCET 2004; Pb. PMT 2004]
A)
True roots done
clear
B)
Antheridia done
clear
C)
Archegonia done
clear
D)
Both (b) and (c) done
clear
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question_answer67)
Ectophloic siphonostele is found in [CBSE PMT 2005]
A)
Adiantum and Cucurbitaceae done
clear
B)
Osmunda and Equisetum done
clear
C)
Marsilea and Botrychium done
clear
D)
Dicksoni and Maidenhair fern done
clear
View Solution play_arrow
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question_answer68)
In pteridophytes, phloem is without [Orissa JEE 2005]
A)
Sieve cells done
clear
B)
Sieve tubes done
clear
C)
Companion cells done
clear
D)
Both (b) and (c) done
clear
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question_answer69)
First vascular plant is [Orissa JEE 2005]
A)
Thallophyta done
clear
B)
Bryophyta done
clear
C)
Pteridophyta done
clear
D)
Spermatophyta done
clear
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question_answer70)
Which pteridophyte is called as horse-tail [Orissa JEE 2005]
A)
Equisetum done
clear
B)
Lycopodium done
clear
C)
Marsilea done
clear
D)
Selaginella done
clear
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question_answer71)
Characteristic of fern is [Manipal 2005]
A)
Circinate vernation done
clear
B)
Reticulate venation done
clear
C)
Parallel venation done
clear
D)
None of these done
clear
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question_answer72)
Most primitive members in which roots not present is [BHU 2005]
A)
Psilotum done
clear
B)
Rhynia done
clear
C)
Leycopodium done
clear
D)
Selaginella done
clear
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question_answer73)
Protonema stage is found in [CPMT 2005]
A)
Ferns done
clear
B)
Mosses done
clear
C)
Liverworts done
clear
D)
Fungi done
clear
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question_answer74)
Disposal of spores in fern takes place through [AFMC 2005]
A)
Annulus done
clear
B)
Stomium done
clear
C)
Both (a) and (b) done
clear
D)
Indusium done
clear
View Solution play_arrow
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question_answer75)
Female gametophyte in heterosporous ferns is [Wardha 2005]
A)
Archegonium done
clear
B)
Protonema done
clear
C)
Prothallus done
clear
D)
Megasporangium done
clear
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question_answer76)
To which of the groups would you assign plant which has a vascular supply, lacks ovules and reproduces by means of spores [HP PMT 2005]
A)
Gymnosperms done
clear
B)
Thallophyta done
clear
C)
Bryophyta done
clear
D)
Pteridophyta done
clear
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question_answer77)
During fertilization in ferns, male gamete reaches the female gamete through the agency of [HP PMT 2005]
A)
Water done
clear
B)
Insects done
clear
C)
Chemicals done
clear
D)
Winds done
clear
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question_answer78)
Which is the most important group on earth [AMU PMT 2005]
A)
Mosses done
clear
B)
Tracheophyta done
clear
C)
Bryophyta done
clear
D)
Liverworts done
clear
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question_answer79)
A fern prothallus is bisexual. If fertilization takes place between their gametes then it is known as [BHU 2005]
A)
Cros fertilization done
clear
B)
Self fertilization done
clear
C)
Isogamous done
clear
D)
Viviparous done
clear
View Solution play_arrow