question_answer1) Diploxylic or polyxylic vascular bundles are found in [JIPMER 1985; AFMC 1995]
A) Pinus
B) Dryopteris
C) Cycas
D) Funaria
View Answer play_arrowquestion_answer2) In which plant largest sperms are found [CBSE PMT 1998; CPMT 1998; MHCET 2000]
A) Cycas
B) Pinus
C) Mango
D) Sunflower
View Answer play_arrowquestion_answer3) Fern character in Cycas is [AFMC 2001]
A) Coralloid roots
B) Tap root system
C) Circinate venation
D) Reticulate venation
View Answer play_arrowquestion_answer4) Coralloid roots of Cycas are useful in [MHCET 2004]
A) N2-fixation
B) Absorption
C) Transpiration
D) Fixation
View Answer play_arrowquestion_answer5) Cycas circinalis is a source of [BVP 2004; CPMT 2005]
A) Resin
B) Timber
C) Essential oil
D) Starch (Sago)
View Answer play_arrowquestion_answer6) The stem of female Cycas plant is a [MHCET 2002]
A) Monopodium
B) Sympodium
C) Rhizomatous
D) Dichotomous
View Answer play_arrowquestion_answer7) Sterile part of Cycas microsporophyll is [MHCET 2004]
A) Apophysis
B) Sporophore
C) Middle part
D) Lower part
View Answer play_arrowquestion_answer8) Megasporophylls are found in [MHCET 2000]
A) Male Cycas
B) Female Cycas
C) Male Pinus
D) Female Pinus
View Answer play_arrowquestion_answer9) Cycas leaflets are [MHCET 2004]
A) Sessile, straight, oval
B) Sessile, straight, linear-lanceolate
C) Sessile, straight, spiny
D) Sessile, smooth, twisted
View Answer play_arrowquestion_answer10) Cycas is a .... plant [MHCET 2001]
A) Unisexual
B) Bisexual
C) Hermaphrodite
D) Gynandrous
View Answer play_arrowquestion_answer11) Which one of the following is a living fossil [CBSE PMT 2004]
A) Saccharomyces
B) Spirogyra
C) Cycas
D) Moss
View Answer play_arrowA) Polypetalous angiosperms
B) Gamopetalous angiosperms
C) Conifers
D) Cycads
View Answer play_arrowquestion_answer13) Cycas occurs commonly in [AMU 1999]
A) South America
B) North America
C) South East Asia
D) Europe
View Answer play_arrowquestion_answer14) Spermatozoid of Cycas is [CPMT 1991, APMEE 1995; JIPMER 2000]
A) Biflagellate
B) Nonflagellate
C) Uniflagellate
D) Multiciliated
View Answer play_arrowquestion_answer15) Which is not a characteristic feature of Cycas [CPMT 1986]
A) Naked ovules
B) Circinate vernation
C) Vessels
D) Girdling leaf traces
View Answer play_arrowquestion_answer16) Cycas has the largest [CPMT 1991]
A) Ovule
B) Egg
C) Sperm
D) All of these
View Answer play_arrowquestion_answer17) Cycas is [CPMT 1991]
A) Hermaphrodite
B) Dioecious
C) Monoecious
D) None of these
View Answer play_arrowquestion_answer18) Cycas revoluta is [RPMT 1985, Pb. PMT 1997, CET Chd. 1999, CPMT 2002]
A) Date Palm
B) Sea Palm
C) Royal Palm
D) Sago Palm
View Answer play_arrowquestion_answer19) Wood of Cycas is [RPMT 1985; APMEE 1996; Wardha 2002; DPMT 2004]
A) Monoxylic and manoxylic
B) Manoxylic and polyxylic
C) Diploxylic
D) Monoxylic
View Answer play_arrowquestion_answer20) Cycas contains [CPMT 1987; MP PMT 1988]
A) Mucilage ducts
B) Laticiferous vessels
C) Resin ducts
D) Oil ducts
View Answer play_arrowquestion_answer21) In Cycas, pollination is by [MP PMT 1984; BHU 1986; CPMT 1990; DPMT 1999]
A) Wind
B) Insect
C) Water
D) Both (a) and (b)
View Answer play_arrowquestion_answer22) In Cycas, the ovules are attached to megasporophyll [CPMT 1989]
A) Laterally
B) Dorsally
C) Ventrally
D) Apically
View Answer play_arrowquestion_answer23) Cycas resembles angiosperms in having [MP PMT 1996]
A) Circinate vernation in leaves
B) Vessels
C) Motile sperms
D) Ovules
View Answer play_arrowquestion_answer24) Pollen grain of Cycas are shed at stage [MP PMT 1984; CPMT 1990, 93]
A) One - celled
B) Two - celled
C) Three - celled
D) Four - celled
View Answer play_arrowquestion_answer25) In Cycas, the endosperm is [CPMT 1989, 91]
A) Sporophytic structure
B) Gametophytic structure
C) New structure
D) Formed after fertilization
View Answer play_arrowquestion_answer26) Male gametes of cycads are [CPMT 1992]
A) Rounded and nonciliate
B) Sickle - shaped biflagellate
C) Boat ? shaped nonciliate
D) Large, top-like, spirally twisted with cilia
View Answer play_arrowA) Aulosira
B) Spirogyra
C) Ulothrix
D) Anabaena
View Answer play_arrowquestion_answer28) Coralloid roots help Cycas in [CPMT 1992]
A) Fixation and absorption of nitrogen
B) Absorption of water
C) Absorption of minerals
D) Respiration
View Answer play_arrowquestion_answer29) Cycas and ferns resemble in possessing [CPMT 1991]
A) Circinate venation
B) Pollen tube
C) Ovule
D) Seeds
View Answer play_arrowA) Cheap
B) Easily digestible with less starch
C) Tastier
D) With high nutritive value
View Answer play_arrowquestion_answer31) Which is incorrect about Cycas [CBSE PMT 1998]
A) Its xylem has vessels
B) It has circinate venation
C) It does not have well organised female flower
D) Its roots possess some blue?green algae
View Answer play_arrowquestion_answer32) Vegetative reproduction in Cycas occurs by [RPMT 1998]
A) Scale leaves
B) Sporophylls
C) Bulbils
D) Fragmentation
View Answer play_arrowquestion_answer33) Megasporophyll of Cycas is homologous to [AIIMS 2002]
A) Carpel
B) Stamen
C) Petal
D) Sepal
View Answer play_arrowquestion_answer34) What is true about foliage of Cycas [AMU 2002]
A) Palmate and pinnate foliage leaves
B) Brown scales and unpinnately green foliage leaves
C) Oblong and long leaves
D) Green and scaly leaves
View Answer play_arrowquestion_answer35) Diploxylic condition occurs in Cycas in [APMEE 2002]
A) Root
B) Stem
C) Coralloid root
D) Leaflet
View Answer play_arrowquestion_answer36) Microsporangia of Cycas occur over microsporophyll [AIIMS 1996; RPMT 2000]
A) Adaxially
B) Abaxially
C) Laterally
D) Marginally
View Answer play_arrowquestion_answer37) The microsporophyll of Cycas represents a
A) Male gamete
B) Stamen
C) Pollen grain
D) Pollinium
View Answer play_arrowquestion_answer38) Cycas trunk is covered with
A) Leaves
B) Leaf bases
C) Scale leaves
D) Both (a) and (b)
View Answer play_arrowquestion_answer39) Ptyxis in Cycas is
A) Simple
B) Circular
C) Circinate
D) None of these
View Answer play_arrowquestion_answer40) Inverted 'Omega' shaped arrangement of vascular bundles is found in
A) Cycas leaflet
B) Cycas rachis
C) Cycas stem
D) Cycas root
View Answer play_arrowquestion_answer41) Transfusion tissue is found in
A) Cycas leaf
B) Cycas leaflet
C) Cycas petiole
D) Cycas root
View Answer play_arrowquestion_answer42) The number of prothallial cells in male gametophyte of Cycas is
A) 1
B) 2
C) 3
D) 0
View Answer play_arrowquestion_answer43) Cycas ovule is
A) Orthotropous and unitegmic
B) Orthotropous and bitegmic
C) Anatropous and unitegmic
D) None of these
View Answer play_arrowquestion_answer44) How many archegonia develop on one gametophyte of Cycas
A) 1
B) 2
C) \[15\]
D) \[36\]
View Answer play_arrowquestion_answer45) Germination of Cycas seed is
A) Epigeal
B) Hypogeal
C) Both (a) and (b)
D) None of these
View Answer play_arrowquestion_answer46) The number of neck canal cells in archegonium of Cycas is
A) 2
B) 4
C) 6
D) 0
View Answer play_arrowquestion_answer47) The number of cotyledons in seed of Cycas is [CPMT 1990]
A) 1
B) 2
C) Many
D) All of these
View Answer play_arrowquestion_answer48) Cycas plant is like ............. in appearance
A) Mango
B) Acacia
C) Date palm
D) Ficus
View Answer play_arrowquestion_answer49) Vascular bundles of Cycas stem are
A) Conjoint
B) Collateral and closed
C) Conjoint, collateral and open
D) Conjoint, collateral and closed
View Answer play_arrowquestion_answer50) Leaves in Cycas show
A) Hydrophobic characters
B) Xerophytic characters
C) Mesophytic characters
D) Lithophytic characters
View Answer play_arrowquestion_answer51) Number of ovules present on megasporophyll of Cycas is
A) Only one
B) One pair
C) 1 ? 6 pairs
D) Absent
View Answer play_arrowA) Male strobilus and megasporophylls occurs on the same individual
B) The same cone consists of both micro and megasporophylls
C) The same sporophyll bears microsporangia and ovules
D) Male strobilus (cone) and megasporophylls occur on separate individuals
View Answer play_arrowquestion_answer53) Secondary wood of Cycas is devoid of
A) Tracheids
B) Vessels
C) Protoxylem
D) Metaxylem
View Answer play_arrowquestion_answer54) Polyembryony seen in Cycas is
A) Potential true polyembryony
B) Potential true polyembryony and cleavage polyembryony
C) Adventive polyembryony
D) All of these
View Answer play_arrowquestion_answer55) The secondary growth in stem of Cycas is brought about by [CPMT 1990]
A) Persistant cambium
B) Short lived cambium
C) Number of cambia produced in succession
D) Isolated strips of cambium
View Answer play_arrowquestion_answer56) Which species of Cycas is having largest male cones
A) Cycas revoluta
B) C. rumphii
C) C. circinalis
D) C. beddomei
View Answer play_arrowquestion_answer57) Male and female Cycas plants show which type of growth
A) Monopodial in both
B) Sympodial in both
C) Monopodial in male and sympodial in female plant
D) Sympodial in male and monopodial in female plant
View Answer play_arrowquestion_answer58) Negatively geotropic roots are found in [Orissa 2005]
A) Colocasia
B) Cycas
C) Cactus
D) Coleus
View Answer play_arrowquestion_answer59) Cycas is living fossil as it has [BHU 1992]
A) Ciliated sperms
B) Structure like that of Tree Fern
C) Restricted occurrence in certain areas
D) Been found in fossil state also
View Answer play_arrowA) Circinate ptyxis
B) Compound leaves
C) Monocot like stem
D) Naked seeds
View Answer play_arrowquestion_answer61) Early embryogeny in Cycas is characterized by [CPMT 1991]
A) Absence of suspensor cell
B) Presence of expanded free nuclear division
C) Reduced free nuclear division
D) Many cotyledons
View Answer play_arrowquestion_answer62) Algal zone is characteristic of [CPMT 1994]
A) Normal root of Cycas
B) Root of Pinus
C) Coralloid roots of Cycas
D) Stem of Cycas
View Answer play_arrowquestion_answer63) Transfusion tissue is found in [Manipal 2005]
A) Cycas
B) Ginkgo
C) Pinus
D) Both (a) and (b)
View Answer play_arrowquestion_answer64) In Cycas Pollination takes place in [BHU 2005]
A) 3-celled stage
B) 4-celled stage
C) 2-celled stage
D) 1-celled stage
View Answer play_arrowquestion_answer65) Coralloid roots is the feature of [BHU 2005]
A) Cycas
B) Mosses
C) Pinus
D) Selaginella
View Answer play_arrow
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