The largest bryophyte is
Powsonia
Mcgaccros
lunaria
Sphagnum
Correct Answer :
A. Powsonia
Related Questions
A moss differs from fern in having
alternation of generation
swimming sperms
a dependent sporophyte
an independent gametophyte
The development of sporophyte from moss gametophyte without sexual fusion in called
(a) amphimixis
parthenogenesis
apospory
apogamy
The body of Funaria is
Simple rosette thallus
Differentiated into root, axis and leaves
Differentiated into rhizoids, short axis and leaves
None of these
The centre of moss axis is occupied by
a large pith
the xylem
the so-called conduction tissue
none of these
Riccia is a liver wort because
it is found in the liver of vertebrate
ir produces liver diseae
it is liver shaped in structure
it is of the same colour, as that mammalian liver
Venter is the part of
sporogonium
archegonium
gametophyte
antheridium
The author of the book entitled "The First Land Plants" is
Kashyap
F.O. Bower
P.N. Mehra
R.N.Chopra
Which bryophyte is of considerable economic value ?
Pogonatum
Sphagnum
Funaria
Marchantia
The female reproductive organ of Pinus, Riccia and Funaria is
antheridium
egg
archegonium
all of these
In which of the following groups would you place a plant which produces spores and embryos but lacks seeds and vascular tissues ?
Fungi
Pteridophytes
Bryophytes
Gymnosperms
Liverworts are closely related to which one of the following ?
Thallophytes
Mosses
Ferns
None of these
Which one of the following is absent in moss sporophyte ?
Foot
Seta
Operculum
Elaters
Gametophyte is most developed in
Moss
Fern
Cycas
Pinus
The air cavities in the capsule of moss are partitioned with delicate strands of cells. These are called
septa
trabeculae
partitions
compartments
Cord moss is the common name of
Funaria
Marchantia
Rkcia
Sphagnum
Funaria is a bryophyte because
lacks root
lacks xyiem
no production of seed
has mukkeikd and jacketed sex organs
Sterile jacket around the sex organs is found in
algae
lichens
fungi
bryophytes and pteridophytes
Sporophyte of Funaria is
semi-parasite
total parasite
saprophyte
symbiotic
Annulus is moss capsule separates
operculum and columella
theca and columella
operculum and theca
columella and apophysis
Gametophyte produced due to apospory will be
diploid
haploid
polypoid
aneuploid
Female garnet ophy tie structure of a bryophyte differs from that of a fungus in having
a unicellular stalk
a sterile jacket
a single cell only
none of these
The only positive evidence of the aquatic ancestory of bryophytes is
thread like protonema
ciliated an therozoids
their green colour
some forms are still aquatic
Which of the following is a bryophyte ?
Peat moss
Irish moss
Reindeer moss
Club moss
The phenomenon of apogamy in bryophytes serves to
lengthen the short life-cycle
shorten the life-cycle
tide over unfavourable conditions
none of these
Conductive tissue in moss is composed of
coUenchyma
sderenchyma
parenchyma
all of these
In bryophytes, simplest sporophyte is found in
Marchantia
Sphaeroatrpus
Funaria
Riccia
The unique feature of bryophytes is that
they produce spores
they lack vascular tissues
they lack roots
they have sporophyte attached to the gametophyte
The first land inhabiting plants belong to
Bryophytes
Pteridophytes
Gymnosperms
Angiosperms
Sphagnum is popularly known as
peat moss
bog moss
both (a) and (b)
none of these
Gametophvtic generation is dominant in
Pteridophytes
Bryophytes
Angiosperms
Gymnosperms