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Botany > Plant kingdom > Flashcards

Plant kingdom Flashcards

1
Q

Algae habitat

A

Aquatic, Damp soil, moist rocks

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2
Q

Achlorophilous gametophyte that depends on on sporophytes is found in

A

Spermatophyta

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3
Q

Atracheophytic embryophytic orgs are

A

Bryophyta

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4
Q

Only non embryophytic plants are

A

Algae

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5
Q

Haplontic life cycle is mainly seen in ___ with ___ sexual organs

A

Thallophyta except Fucus, Ectocarpous and Polysiphonia..

Antheridium and Oogonium

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5
Q

Phanerogams are

A

Spermatophytes

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6
Q

Associations of algae

A

Lichens with fungi and with animals like sloth bears

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7
Q

What is present above cell wall of algae

A

Mucilaginous sheath

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8
Q

Complete thalloid body is present in

A

Thallophytes

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9
Q

Pollen and Ovule is produced by ___ and ___ in ___ life cycle

A

Androecium, Gynoecium

Diplontic- spermatophytes and Fucus

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10
Q

Universal pigments of algae are

A

Chl- A and Beta carotene

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11
Q

Asexual rep in algae includes

A

Zoospores- Motile, Fav
Akinetes, Hypno, Aplano- unfav

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12
Q

Which has the only multicellular and jacketed sex organ in algae

A

Chara- Chlorophyceae
Male- globule, Fem- Nucule

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13
Q

Which grp of algae is mostly diploid (diplohaplontic)

A

Brown- Phaeophyceae
like Kelps and ectocarpous. Fucus- diplontic

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14
Q

Chalmydomonas debaryanum reproduces by

A

Isogamy

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15
Q

Zygotic meiosis is seen in

A

Algae- Haplontic life cycle.

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16
Q

Eudorina (algae) has ___ repro

A

Anisogamous

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17
Q

Zooidogamy and Siphanogamy are types of

A

Oogamy
Siphano- Pnly higher gmno and angio

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18
Q

Spore mother cell is formed in ___ lifecycle

A

Haplodiplontic. Show alternation of generation

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19
Q

Father of indian algae is ____ who found ___

A

MOP Iyyengar, Spirogyra Iyyengarai

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20
Q

Colonial thallophytes are

A

Volvox

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21
Q

Stone warts are similar to ___ but are stationary and dont float

A

Hydrilla

(Stone warts==Chara. Grows on freshwater stone)

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22
Q

Protogyni is seen in ___ algae

A

Chara- Nucule matures before Globule

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23
Q

Floridian starch is the stored food material of

A

Rhodophyceae (similar to animal glycogen and amylopectin)

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24
Q

Multicellular and jacketed sex organ of chara are found in its ____ branch

A

Lateral

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25
Q

Classification of algae is based on

A

Photosynthetic pigments, Storage food, Cell wall material

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26
Q

Largest unicellular algae is

A

Acetabularia- umbrella shaped

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27
Q

Pyrunoids for storage are present in

A

Chlorophyceae members- starch around protein

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28
Q

Pond wool has ____ chloroplast shape

A

Girdle- Ulothrix

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29
Q

Rolling algae is

A

Volvox

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30
Q

Soft and slippery surface of algae is because of

A

Pectin on the outside of cellulose in cell wall

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31
Q

Grass green colour of chlorophyceae is given by

A

Chl-a and chl-b

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32
Q

Coenobium refers to

A

colony with fixed number of cells that have division of labour in colonial algae like volvox

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33
Q

Isokant flagella are in ___

A

Chlorophyceae- 2 to 8 or nil

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34
Q

Hypnospore formation in ____ makes:

A

Chlamydomanas nivalis
Snow- red (spore colour is red)

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35
Q

Most advanced grp of algae is chloro because

A

has all 3 types of repro

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36
Q

Air bladder is present in ___ phaeophyceae

A

Fucus

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37
Q

c3 cycle was discovered by whom in what

A

Melvin calvin, Chlorella with C-14 radiolabelled isotope

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38
Q

Star shaped chloroplast is present in

A

Zygnima

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39
Q

Chara and Chlorella have ___ shaped chloroplasts

A

Disk

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40
Q

Chloro are more abundantly present in ___ water

A

Freshwater

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41
Q

Plate shaped chloroplast is there in

A

Fritillaria

Fritschiella as per module

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42
Q

Non autotrophic parasite that causes Red rust on tea leaves is

A

Cephaluras- Chlorophyceae

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43
Q

___ algae is mostly found in brackish water

A

Brown

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44
Q

Leafy algae are

A

Brown- cuz of frond=== lamina

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45
Q

Hydrocolloids (Phycocolloids) present i phaeophyceae has ___

A

water holding capacity

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46
Q

Storage food of brown algae is

A

Laminarin, Mannitol (complex carbs)

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47
Q

____ type of xanthophyll is present in phaeophyceae

A

Fucoxanthin

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48
Q

Kelps belong to __ algae

A

phaeophyceae

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49
Q

Sulphated phycocolloid is

A

Agar agar and Carrageen in rhodophyceae

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50
Q

Dictyota is a member of

A

phaeophyceae

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51
Q

—— phaeophyceae members help prevent goitre

A

Laminaria and fucus

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52
Q

Only unicellular red algae is

A

Poryphyridium

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53
Q

___ shaped gametes (Pyriform) have 2 unequal flagellas in phaeophyceae

A

Pear

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54
Q

Gulf weed is

A

Sargassum

Sargasso sea is present in N atlantic ocean

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55
Q

Most primitive algal grp is

A

rhodo

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56
Q

Largest kelps is

A

Macrocystis- phaeophyceae

57
Q

Batrachospermum is the only ____ rhodo

A

Blue green and completely freshwater

58
Q

Pigments in rhodo are

A

Chl a and d
Phycobilins
Beta carotene

59
Q

Heterokant, laterally arranged flaggela is found in

A

phaeophyceae- 2

60
Q

A sulphated phycocolloid that helps in preparation of nutritive mediums can be extracted from

A

Gellidium and Gracillaria

(Agar agar as outer cell wall material)

61
Q

Only parasitic red algae is

A

Harveyella

62
Q

Complex post fertilization develeopment is seen in

A

rhodo- they have haplodiplontic lifestyle

63
Q

Chondrus crispus helps in extraction of ____

A

Carrageen

64
Q

Edible rhodo is

A

Porphyra

65
Q

Goidukov movement is

A

increase in darkness of red colour in rhodo as depth increases— increases efficiency of absorption of lil light that enters

66
Q

Sea palm belongs to

A

phaeophyceae

67
Q

__ algae is diploid mostly

A

phaeophyceae

68
Q

Half of worlds co2 fixation is carried out by

A

algae
do oxygenic photosynthesis too

69
Q

___ (no) species of marine algae are used as food

A

70

70
Q

Algae are imp as primary producer of ___ in food cycle

A

Energy rich compound

71
Q

Non motile unicellular chlro is

A

Chlorella

72
Q

Eye spot is present in ___ chloro

A

Chlamydomonas

73
Q

Most green algaes are ___cellular and ___

A

multicellular and filamentous

74
Q

Pectose as an outer layer in cell wall is present in

A

chlorophyceae

75
Q

__ coloured xanthophylls are presnt in chloro

A

Yellow

76
Q

Oil droplets as food is also seen in ____ algae

A

green

77
Q

Green algae are similar to higher plants in

A

Pigments- chl a, b , carotenoids
Stored food- starch
Cell wall- pectin and cellulose

78
Q

Kelps are commonly called

A

Sea weeds

79
Q

Simply and profusely branched filamentous phaeophyceae is

A

Ectocarpous, Kelps

80
Q

Centrally located vacuole is found in __ algae

A

phaeophyceae

81
Q

phaeophyceae attaches to the substratum with the help of

A

holdfast

82
Q

Algin protects phaeophyceae from

A

dessication and shock

83
Q

Algin or alginate salts is used for

A

Dentury measurement

84
Q

Union of gametes in phaeophyceae happens in

A

water or in oognium

85
Q

In warm waters, ____ algae are more likely to be seen

A

Red

86
Q

Cell wall of red algae is complex cuz its made of

A

Polysulphate esters

87
Q

diplobiontic lifecycle is seen in

A

Polysiphonia

88
Q

___ makes food item viscous (obtained from algae)

A

Carrageen- gellating agent

Also used in medicine capsules

89
Q

Reticulate chloroplast is found in

A

Oedogonium, green algae

90
Q

Jacket is a layer of

A

Sterile cells

91
Q

Seedless plants are

A

Cryptogams

92
Q

SCP can be obtained from ____ chloro

A

Chlorella

93
Q

in spirogyra isogametes are —– flagellated

A

non

94
Q

Term bryophytes was given by

A

Braun

95
Q

Bryophytes are not true land plants because

A

They have air bladders and motile- flagellated gametes

96
Q

Plant which grows in damp, cool and shady climate is called

A

Sciophytes

97
Q

Father of bryology and Indian bryology is

A

Hertwig, Shivram Kashyap

98
Q

Liver wort with leafy body is

A

Porella

99
Q

1st archegoniophytes are

A

Bryophytes

100
Q

Thalloid body can be differentiated from

A

dorsoventral side

101
Q

Oblique septa in rhizoids are present in

A

Mosses- Leafy gametophyte

102
Q

Phylloid and cauloid refer to

A

Leaf and stem like structures in Mosses and Porella

103
Q

Scales are present in funaria. True or false.

A

False- Multicellular scales are present in some Thalloid and absent in Leafy

104
Q

1 Gemma produces ___ plants

A

2

105
Q

How is water transported in bryophytes

A

Parenchymal cells

106
Q

Gemma is produced in which oart of the body in bryo

A

Gemma cup (adaxial- upper side of thalloid body)

107
Q

Protonema/indirect germination is seen in

A

Mosses

108
Q

Funaria is diecious or monecious

A

Monecious- Bisexual

109
Q

Lateral branch of mosses have ___ sex organ

A

Female- Archegonium

110
Q

Flask shaped archegonium has ___ NCC

A

6-10

111
Q

Androcyte mother cells produce ___ shaped ___flagellated antherozoids

A

Sickle, Bi

112
Q

____ movement is seen when antherozoids move towards sugar produced by archegonium

A

Chemotrophic

113
Q

NCC (Neck canal cells) and VCC (Ventral canal cell) provide

A

Nourishment

114
Q

First cell of sporophytic gen and first cell of gametophytic gen are

A

Zygote, spore

115
Q

____ are the group of completely dependent sporophytes

A

Liver worts

116
Q

3 parts of a sporophyte in bryophyta are

A

Foot, Seta, Capsule

117
Q

3 parts of capsule are

A

Apophysis, Theca, Operculum

118
Q

Calyptra is haploid or diploid

A

Haploid.
Present above the sporophyte

119
Q

___ part of capsule have chloroplast in chlorenchyma cells

A

Apophysis

120
Q

Poorly developed sporophyte in bryophyta is seen in

A

Riccia (Liver wort)
Has only capsule

121
Q

Riccia is the only ___ shaped liver wort

A

Flat shaped

122
Q

Homospores are formed when:

A

Spore mother cells divide via meiosis

123
Q

Sporophyte in ___ has only foot and capsule

A

Horn worts

124
Q

True elatorsarefoundin

A

Liverworts
These show hygroscopic movement

125
Q

Spores that turn into elators are called

A

Psuedo elators- in horn worts

126
Q

____ teeth is present in mosses

A

Peristomial- arranged in two layers

127
Q

____ protonema of moss is chlorophilous and branched

A

Primary

128
Q

Gregarious dev is seen in

A

Mosses- all grow in one area

129
Q

Marchantia belongs to

A

Hepaticapsida

130
Q

Examples of Anthicerapsida

A

Anthoceros and Notothylas

131
Q

___ is used as absorbent cotton

A

Sphagnum (Mosses)- Peat moss

132
Q

Hair cap moss is

A

Polytrichum

133
Q

___ moss grows in jhummed areas

A

Funaria- fire moss or rope moss

134
Q

In secondary protonema, ____ kind of asexual rep is seen

A

Budding

135
Q

Sporophyte in ___ is more developed than liver warts

A

Mosses

136
Q

___ are the reptiles of pk

A

Pterido

137
Q

The 1st vascular cryptogams are ___, but

A

Pterido- Vessels in xylem and companion cells in phloem are absent

138
Q

Habitat of Pterido

A

Cool, shady, moist places

139
Q
A

Botany (11 decks)

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