bryophyta Flashcards

(28 cards)

1
Q

mechanism by which male gamete attracts female

A

the antherozoids produce sucrose and malic acid

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2
Q

_________ is where a whole cell moves towards stimulus

A

chemotaxin

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3
Q

_____ & ______ are organs present for spore dispersal

A

elators (multi), and pseudoelators (uni)

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4
Q

structural organisation in hepaticopsida?

A

-thalloid foliose (leaf (like) bundles w/o midrib)
-rhizoids w/o septa c

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5
Q

is columella present in hepaticopsida or anthoceratopsida

A

hepaticopsida, in capsule

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6
Q

chloroplasts of which class lacks pyrenoids?

A

hepaticopsida

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7
Q

pyrenoid thallus is present in?

A

anthoceratopsida/hornworts

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8
Q

what gives hornworts their name?

A

the zygote is horn shaped

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9
Q

prostrate protonema and erect gametophyte is a feature of?

A

bryopsida

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10
Q

foliose gametophyte is a feature of

A

bryopsida

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11
Q

multicellular branched rhizoids with obliquely placed septa are present in

A

bryopsida

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12
Q

what kind fo moss is used for trans shipment of materials?

A

peat moss/sphagnum

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13
Q

bryophytes used to treat:
i- pulmonary TB
ii- haemorrhage and eye diseases
iii- kidney & gall stones

A

i- Marchantia polymorpha
ii- sphagnum
iii- Polytrichum commune

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14
Q

bryophytes with antiseptic properties used in ww1

A

sphagnum

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15
Q

indicators of acidic soil

A

Leucobyrum glaucum, polytrichum, rhacomitricum

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16
Q

indicators of basic soil

A

Tortella tortusa, Nickera crispa

17
Q

smallest bryophyte

A

Zoopis argentea

18
Q

father of bryology

19
Q

tallest moss

A

Dawsonia superba

20
Q

stomata of funaria are found in?

A

apophysis of capsule

21
Q

structure protecting archegonium

22
Q

no of peristome teeth in funaria

23
Q

peristome teeth of funaria occur in how many whorls?

24
Q

golden mine of liverworts

A

western himalayas

25
Saprophytic bryophyte is
Buxbaaumia aophylla
26
The central, sterile portion of the Funaria moss capsule is called
columella
27
Autoecious bryophytes
monoecious plants, meaning they have both male and female reproductive organs on the same plant, but on separate branches
28
archegonial neck is ___ rowed
5-6