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Quiz 8
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Q.1
Calcium deposition and larvicidal properties are found in … [ AMU 1997]
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a) Diatoms
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b) Oscillatoria
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c) Chara
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d) Caulerpa
Explanation
Answer : (c)
Q.2
Which is intermediate between conifers and cycads? … [ AMU 1997]
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a) Tsuga
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b) Ephedra
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c) Ginkgo
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d) Cupressus
Explanation
Answer : (c)
Q.3
Largest spermatozoids are those of … [ BHU 2012]
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a) Pinus
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b) Selaginella
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c) Dryopteris
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d) Cycas
Explanation
Answer : (d)
Q.4
Angiosperms have dominated the land flora primarily by their .. [ CBSE 2004]
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a) Power of adaptability to diverse habitats
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b) Nature of pollination
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c) Domestication by humans
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d) Large number of seeds
Explanation
Answer : (a)
Q.5
Merit of Bentham and Hooker’s system is ..
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a) Placement of renal in beginning
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b) Placement of orchidaceae in microspermae
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c) Placement of asteraceae in beginning of gamopetalae
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d) Position of gymnospermae in between dicots and monocots
Explanation
Answer : (a)
Q.6
An archegonium of Riccia has … [ Bih PMT 1994]
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a) 4 neck canal cells,, 1 venter canal cell and one oosphere
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b) 4 neck canal cells, 2 venter canal cells one oosphere
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c) 4 neck canal cells, one venter canal cell and two oosphere
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d) 6 neck canal cells, 2 venter canal cells and one oosphere
Explanation
Answer : (a)
Q.7
Ferns are the first to appear after a forest fire because of the survival of their … [ kerala 2004]
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a) Spores
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b) Fronds
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c) Rhizome
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d) Both b and c
Explanation
Answer : (c)
Q.8
Which series includes ranales ranales, parietals and malvales? .. [ kerala 2009]
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a) Calyciflorae
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b) Thalamiflorae
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c) Disciflorae
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d) Bicarpellatae
Explanation
Answer : (b)
Q.9
Negatively geotropic roots are found in … [ Odisha 2005]
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a) Colocasia
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b) Cycas
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c) Cactus
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d) Coleus
Explanation
Answer : (b)
Q.10
In Funaria, rhizoids arise from … [ DPMT 1999]
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a) Basal region
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b) Apical region
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c) Dorsal region
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d) Ventral region
Explanation
Answer : (a)
Q.11
Prothallus of fern has … [ JIPMER 2004]
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a) Antheridia and archegonia on lower surface
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b) Antheridia and archegonia on upper surface
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c) Antheridia on upper surface and archegonia on lower surface
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d) Antheridia on lower surface and archegonia on upper surface
Explanation
Answer : (a)
Q.12
name the group of algae in which sexual reproduction is absent …[ Orissa 2008]
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a) Bacillariophyceae
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b) Cyanophyceae
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c) Chlorophyceae
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d) Phaeophyceae
Explanation
Answer : (b)
Q.13
Young sporophyte of fern draws nourishment from prothallus through .. [ CPMT 2009]
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a) Rhizoids
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b) Roots
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c) Foot
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d) Haustorium
Explanation
Answer : (c)
Q.14
Vessels are absent in angiosperm … [ JKCMEE 2007]
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a) Magnolia
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b) Drimys
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c) Dillenia
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d) None of the above
Explanation
Answer : (b)
Q.15
Multiciliated antherozoids occur in … [ CPMT 1999]
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a) Riccia and Funaria
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b) Pteris and Cycas
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c) Riccia and Pteria
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d) Marchantia and Riccia
Explanation
Answer : (b)
Q.16
Which is pond scum … [ CPMT 1996]
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a) Spirogyra
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b) Ulothrix
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c) Anabaena
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d) Nostoc
Explanation
Answer : (a)
Q.17
In Spirogyra, lateral conjugation takes place in the cells of … [ odisha 2010]
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a) Two filaments of different species
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b) Two filaments of same species
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c) Same filament
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d) Both a and b
Explanation
Answer : (c)
Q.18
Ectophloic siphonostele occurs in … [ CBSE 2005]
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a) Marsilea and Botrychium
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b) Dicksonia and maiden Hair Fern
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c) Osmunda and Equisetum
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d) Adiantum and Cucurbitaceae
Explanation
Answer : (c)
Q.19
Fern gametophyte is … [ Odisha 2010]
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a) Homothallic
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b) Heterothallic
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c) Monoecious
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d) Both a and b
Explanation
Fern plants are mostly homosporous - their spores are identical and you can't differentiate which will grow into male or female plants. They are also monoecious - both the archegonia and antheridia (male and female reproductive structures) are borne on the same plant Answer : (c)
Q.20
Macrocystis is a .. [ CPMT 2010]
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a) Red alga
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b) Fungus
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c) Brown alga
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d) Bryophyte
Explanation
Answer : (c)
Q.21
Plant body is gametophytic and bears haploid gametes in … [ HPPMT 2007]
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a) Riccia
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b) Lycopodium
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c) Equisetum
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d) Pinus
Explanation
Answer : (a)
Q.22
In Pinus / gymnosperms, the haploid structures are … [ BHU 1997]
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a) Megaspore, endosperm and embryo
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b) Megaspore, pollen grain and endosperms
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c) Megaspore, integument and root
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d) Pollen grain, leaf and root
Explanation
Answer : (b)
Q.23
Neck canal cells in Dryopteris/ Fern are … [ JIPMER 1990]
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a) One with two nuclei
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b) Two
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c) One with one nucleus
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d) Four
Explanation
Answer : (a)
Q.24
Pinus differs from mango in having … [ CBSE 1993]
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a) Tree habit
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b) Green leaves
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c) Ovules not enclosed in ovary
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d) Wood
Explanation
Answer : (c)
Q.25
Which is peat moss… [ AFMC 2010]
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a) Sphagnum
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b) Riccia
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c) Funaria
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d) Marchantia
Explanation
Answer : (a)
Q.26
A microsporophyll of Pinus has
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a) Two adaxial microsporangia
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b) Two abaxial microsporangia
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c) One abaxial microsporangium
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d) Four abaxial microsporangia
Explanation
Answer : (b)
Q.27
Peat Moss is … [ Bihar PMT 2002]
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a) Club Moss
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b) Reindeer Moss
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c) Irish Moss
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d) Bog Moss
Explanation
Answer : (d)
Q.28
A pteridophyte called Horse-tail is ..
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a) Equisetum
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b) Lycopodium
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c) Marsilea
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d) Selaginella
Explanation
Answer : (a)
Q.29
Pinus is … [ AIIMS 1997]
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a) Dioecious
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b) Monoecious
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c) Unisexual
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d) Both a and b
Explanation
Answer : (b)
Q.30
Multicellular jacketed female sex organ of bryophytes is .. [ BHU 1994]
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a) Archegonium
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b) Carpogonium
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c) Ascogonium
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d) Trichogyne
Explanation
Answer : (a)
Q.31
Isomorphic alternation of generations is found in … [ MPPMT 2010]
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a) Oedogonium
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b) Chara
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c) Ectocarpus
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d) Vaucheria
Explanation
Answer : (c)
Q.32
Dispersal of spores of ferns takes place through … [ AFMC 2005]
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a) Annulus
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b) Stomium
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c) Both a and b
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d) Indusium
Explanation
Answer : (c)
Q.33
What is true of angiosperms ..[ CMC 2003]
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a) Seeds are naked
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b) They have tracheids only
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c) They are not cryptogams
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d) They lack companion cells
Explanation
Answer : (c)
Q.34
What is exclusive for angiosperms .. [ CBSE 2002]
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a) Vessels
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b) Secondary growth
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c) Double fertilization
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d) Autotrophic nature
Explanation
Answer : (c)
Q.35
Chlamydomonas is found in … [ CPMT 2002]
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a) Rivers and streams
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b) Ponds and lakes
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c) Oceans
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d) Both b and c
Explanation
Chlamydomonas algae are found all over the world, in soil, fresh water, oceans, and even in snow on mountaintops. Algae in this genus have a cell wall, a chloroplast, an “eye” that perceives light and two anterior flagella with which they can swim using a breast-stroke type motion. But notfound in rivers Answer : (d)
Q.36
Which is true about mosses … [ AIIMS 2011]
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a) Dominant and independent sporophyte
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b) Archegonia produce many eggs
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c) Antherozoids require water for fertilization
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d) Antherozoids are multiflagellate
Explanation
Answer : (c)
Q.37
Select the correct statement
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a) Bryophyte are vascular non-flowering plants
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b) Algae are nonvascular phanerogams
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c) Gymnosperms are nonvascular seed bearing plants
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d) Angiosperms are vascular seed bearing plants
Explanation
Answer : (d)
Q.38
Nutrient medium is made semisolid by adding … [ EAMCET 1996]
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a) Pectin
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b)Agar-agar
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c) Sodium chloride
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d) Water
Explanation
Answer : (b)
Q.39
The heterosporous pteridophyte belonging to class lycopside is … [ kerala 2012]
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a) Selaginella
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b) Psilotum
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c) Equisetum
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d) Pteris
Explanation
Answer : (a)
Q.40
Which one manufactures food through photosynthesis … [ CPMT 2003]
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a) Euglena
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b) Chlamydomonas
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c) Penicillium
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d) Both a and b
Explanation
Answer : (d)
Q.41
Which one is found over fern leaves …
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a) Indusium
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b) Spathe
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c) Ramenta
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d) Frond
Explanation
Answer : (c)
Q.42
In Funaria, male and female sex organs occur at the tip of two branches, main axis and large branch. The condition is called …[AMU 1996]
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a) Apocarpous
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b) Acrocarpous
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c) Syncarpous
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d) Pleurocarpous
Explanation
Answer : (b)
Q.43
Which one controls dehiscence of sporangium in Dryopteris .. [ CBSE 1995]
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a) Annulus
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b)Tapetum
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c) Sorus
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d) Indusium
Explanation
Answer : (a)
Q.44
Gametes fail to fuse in Chlamydomonas. The process is … [ AFMC 1994]
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a) Isogamy
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b) Anisogamy
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c) Syngamy
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d) None of the above
Explanation
Answer : (d)
Q.45
Possible advantage of antheridia occurring on the under surface for fern prothallus is … [ AMU 2002]
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a) Protection from wind
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b) Protection from direct rays
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c) Easy diffusion of nutrients from prothallus
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d) Accumulation of capillary water
Explanation
Answer : (d)
Q.46
Lower plants having green pigments similar to those of higher plants are … [ CPMT 2002]
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a) Rhodophyceae
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b) Chlorophyceae
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c) Phaeophyceae
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d) Schizomycetes
Explanation
Answer : (b)
Q.47
Plant group in which every cell of gametangium forms gametes is … [ RPMT 1996]
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a) Thallophyte
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b) Bryophyte
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c) Pteridophyte
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d) Gymnosperms
Explanation
Answer : (a)
Q.48
Sexual reproduction of Spirogyra is an advanced feature as it shows … [ CBSE 2003]
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a) Different sizes of motile sex organs
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b) Same size of motile sex organs
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c) Morphologically different sex organs
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d) Physiologically different sex organs
Explanation
Answer : (d)
Q.49
Circinate vernation, a characteristic of ferns is … [ CPMT 2004]
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a) Attachment of sori on leaves
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b) Heterophylly
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c) Coiling of young leaves
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d) Arrangement of leaves on stem
Explanation
Answer : (c)
Q.50
In Dryopteris … [ JKCMEE 2002]
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a) Sporophyte is parasitic over gametophyte
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b) Sporophyte is independent
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c) Gametophyte is independent
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d) Both b and c
Explanation
Answer : (d)
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