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11 > PLANT KINGDOM > Flashcards

PLANT KINGDOM Flashcards

1
Q

System based mainly on vegetable characters or on the androecium structure (system given by linnaeus)

A

Artificial system

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2
Q

System based mainly on vegetable characters or on the androecium structure (system given by linnaeus)

A

Artificial system

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3
Q

Artificial system give equal weightage to

A

Vegetative and sexual characteristics

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4
Q

Artificial system give equal weightage to

A

Vegetative and sexual characteristics

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5
Q

____________are more easily affected by environment

A

Vegetative characters

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6
Q

System based on natural affinity among the organisms and consider not only the external feature but also the internal features like ultra structure ,anatomy ,embryology, phytochemistry

A

NATURAL CLASSIFICATION SYSTEM

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7
Q

Natural classification system was given by

A

George Bentham and Joseph Dalton Hooker

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8
Q

Numerical taxonomy which is carried out using computer is based on_______________.

A

All observable characteristics.

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9
Q

In numerical taxonomy each character is given________ importance and at the same time________ of characters can be considered

A

Equal

Hundreds

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10
Q

System based on cytological information like chromosome number, structure ,behaviour.

A

Cytotaxonomy

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11
Q

Chemotaxonomy is that which uses the _________constituent of plant to resolve confusions, are also used by taxonomists these days

A

Chemical

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12
Q

_________are thalloid

A

Algae

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13
Q

________ is colonial algae

A

Volvox

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14
Q

The filamentous form of algae are

A

Ulothrix
Spirogyra

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15
Q

In algae,

Marine forms such as _______ form massive plant body

A

Kelps

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16
Q

Gametes of ulothrix are

A

Flagellated(motile)
And
Similar in size

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17
Q

Gametes of spirogyra are

A

Non flagellated(non motile)
And
Similar in size

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18
Q

Isogamous reproduction shown by . (2)

A

Ulothrix and spirogyra

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19
Q

Fusion of 2 gametes dissimilar in size is ____________ reproduction

A

Anisogamous

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20
Q

Anisogamous reproduction is shown by

A

Eudorina

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21
Q

Fusion between one large, non-motile ___________ and a smaller, motile ___________ is termed as __________ .

A

Female gamete
Male gamete
Oogamous

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22
Q

Oogamous reproduction shown by

A

Volvox and Fucus
Sar,vol,fu,cha,red

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23
Q

In algae vegetative reproduction is by ___________

A

Fragmentation

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24
Q

In algae asexual reproduction is by __________ .

A

Zoospores

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25
Q

Zoospores are (flagellated/ciliated)

A

Flagellated

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26
Q

Many Species of___________,________,and ___________are among the 70 species of marine algae used as food

A

Porphyra
Laminaria
Sargassum

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27
Q

Certain Marine brown and red algae produce large amount of____________________

A

Hydrocolloids (water holding substances)

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28
Q

Hydrocolloid obtained from brown algae

A

Algin

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29
Q

Carrageen
(red algae /brown algae)

Algin
(red algae /brown algae)

A

Carrageen(red algae)
Algin(brown algae)

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30
Q

________, one of the commercial products obtained from __________and _________ are used to grow microbes and in preparation of ice creams and jellies.

A

Agar

Gelidium

Gracilaria

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31
Q

________, one of the commercial products obtained from __________and _________ are used to grow microbes and in preparation of ice creams and jellies.

A

Agar

Gelidium

Gracilaria

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32
Q

___________ ,a ___________ algae rich in protein is used as food supplements even by ___________________

A

Chlorella

Unicellular

Space travellers

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33
Q

The algae are divided into three main classes
1)
2)
3)
?

A

1) Chlorophyceae(green)
2) Phaeophyceae(brown)
3) Rhodophyceae(red)

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34
Q

Green algae are usually grass green due to dominance of pigments chlorophyll __ and __

A

A and B

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35
Q

The pigments of green algae localised in definite ___________.

A

Chloroplast.

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36
Q

In green algae,
Most of the member have one or more storage bodies called ___________ located in ___________.

A

Pyrenoids

Chloroplasts

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37
Q

Pyrenoids contain _________ beside __________.

A

Protein

Starch

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38
Q

Some green algae store food in the form of _____________

A

Oil droplets

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39
Q

Green algae usually have a rigid cell wall made of an inner layer of ___________ and outer layer of ___________.

A

Cellulose (inner)
Pectose (outer)

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40
Q

In green algae ,
Asexual reproduction is by _________________ produced in _________________.

A

Flagellated zoospores

Zoosporangia

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41
Q

Commonly found green algae are

A

(C4 SUV)
Chlamydomonas
Chara
Chlorella
Cladophora
Spirogyra
Ulothrix
Volvox

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42
Q

The filamentous form of brown algae is ?

A

Ectocarpus

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43
Q

The profusely branch form of brown algae is ?

A

Kelps ,which may reach a height of 100 meters.

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44
Q

In brown algae the pigments found are

A

Chl - A
Chl - C
Carotenoids
Xanthophylls(fucoxanthin)

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45
Q

Food stored in brown algae in form of ?

A

Laminarin or mannitol.

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46
Q

Green algae food is stored in form of?

A

Oil droplets / Starch

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47
Q

In brown algae,
The vegetative cells have a _________ walls usually covered on the outside by a gelatinous coating of_________

A

Cellulosic

Algin

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48
Q

In brown algae the protoplast contains in addition to plastids _________located vacuole and nucleus

A

Centrally.

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49
Q

The plant body is usually attached to the substratum by a____________, and has a stalk, the___________and leaf like photosynthetic organ ,the____________.

A

Holdfast

Stipe

Frond

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50
Q

Brown algae the leaf like photosynthetic organ is

A

Frond

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51
Q

In brown algae ,
Asexual reproduction is by __________ zoospores that are
__________ shaped and have 2 __________ laterally attached flagella.

A

Biflagellate

Pear

Unequal

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52
Q

In Brown algae,

The gametes are _____________ and bear 2 laterally attached flagella.

A

Pyriform

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53
Q

The commonly found brown algae are

A

Fu,Di,Sa,La,E,K
Fucus
Dictyota
Sargassum
Laminaria
Ectocarpus
Kelps

54
Q

Pigments found in red algae

A

Chl- a
Chl- d
R - phycoerythrin

55
Q

Majority of red algae are marine with greater concentrations found in the_______ areas

A

Warmer

56
Q

Which algae occur in both well lighted region close to the surface of water and also at great depths in the ocean where relatively little light penetrates

A

Red algae

57
Q

The Red thalli of most of the red algae are

A

Multicellular

58
Q

In red algae the food is stored in form of

A

Floridean starch

59
Q

The structure of floridean starch is similar to

A

Amylopectin and Glycogen

60
Q

Non motile spores and non motile gametes are found in which algae

A

Red algae

61
Q

The commonly found red algae are

A

(GGPP)
Gelidium
Gracilaria
Polysiphonia
Porphyra

62
Q

___________are also called amphibians of the plant Kingdom.

A

Bryophytes

63
Q

_____________ are dependent on water for sexual reproduction

A

Bryophytes.

64
Q

The plant body of _____________ are more differentiated than that of algae .

A

Bryophytes

65
Q

Statement 1 - Bryophytes have true roots,stem or leaves

Statement 2 - Bryophytes have root like , stem like and leaf like structures

A

Statement 1 Incorrect
Statement 2 Correct

66
Q

Statement 1 : Gametophyte is main plant body in bryophytes

Statement 2 : Gametophyte is haploid and produce gametes

A

Both Statement 1 and 2 are correct.

67
Q

Statement 1 : Gametophyte is main plant body in bryophytes

Statement 2 : Gametophyte is haploid and produce gametes

A

Both Statement 1 and 2 are correct.

68
Q

The sex organ in bryophytes are ______________

A

Multicellular

69
Q

In bryophytes

The male sex organ is called ___________ ,they produce ____________antherozoids

A

Antheridium

Biflagellate

70
Q

In bryophytes, antheridium produces

A

Biflagellate antherozoids.

71
Q

In bryophytes,
Female sex organ called _____________ is __________ shaped and produces ____________.

A

Archegonium

Flask

A single egg

72
Q

In bryophytes,

The antherozoids are released into __________ where they come in contact with archegonium.

A

Water .

73
Q

In bryophytes,

The zygote do not undergo ____________ immediately.

A

Reduction division

74
Q

In bryophytes,

Zygote do not undergo reduction division immediately they produce a multicellular body called a ____________.

A

Sporophyte (multicellular)

75
Q

In bryophytes,

The sporophyte is _________________ but attached to _________________________ and derives _________________ from it.

A

Not Free living

Photosynthetic Gametophyte

Nourishment.

76
Q

In bryophytes,

Some cells of sporophyte undergo _________________ to produce ____________spores .
These spores germinate to produce ____________.

A

Reduction division (meiosis)

Haploid

Gametophyte

77
Q

_____________in general are of little economic importance.

A

Bryophytes

78
Q

Species of _______________, a moss provide _____________ that have long been used as fuel and as packing material for trans shipment of living material because of their capacity to hold water

A

Sphagnum(moss)

Peat

79
Q

__________along with _________ are the first organisms to colonize rocks and hence are of great __________ importance.

A

Mosses

Lichens

Ecological

80
Q

The bryophytes are divided into

A

Liverworts and mosses

81
Q

The plant body of a liverwort is____________ eg.__________

A

Thalloid

Marchantia

82
Q

In liverworts,

The thallus is ____________ and closely __________ to the substrate .

A

Dorsiventral

Appressed(touched not joined)

83
Q

Asexual reproduction by

1) fragmentation of thalli
2) formation of gemmae

Is found in ________

A

Liverworts.

84
Q

Gemmae are green ,____________,
____________buds which develop in small receptacles called Gemma cups located on thalli .

A

Multicellular

Asexual

85
Q

In liverworts,

During sexual reproduction,male and female sex organs are produced either on the _______ or ________ thalli .

A

Same

Different

86
Q

In liverworts, sporophyte is differentiated into

A

Foot , setae and capsule

87
Q

In liverworts,after meiosis spore are produced within _________

A

Capsule .

88
Q

The predominant stage of the life cycle of a Moss is the ________________which consists of 2 stages.

A

Gametophyte

89
Q

In moss the first stage is _____________ stage which directly develops from a __________

A

Protonema

Spore

90
Q

______________is a creeping green branched and frequently filamentous stage

A

Protonema stage

91
Q

______________is a creeping green branched and frequently filamentous stage

A

Protonema stage

92
Q

In mosses , the second stage is the ___________ stage which develops from _______________ as a ____________.

A

Leafy

Secondary protonema

Lateral bud

93
Q

Slender axis bearing Spirally arranged leaves

Attached to soil through multicellular and branched rhizoids

This stage bears sex organ .

Which stage is reffered above

A

Leafy stage

94
Q

Statement 1)Vegetative reproduction in moss is by fragmentation and budding

Statement 2)Vegetative reproduction takes place in secondary protonema

A

Both are correct

95
Q

The sporophyte in Mosses is________________ than that in liverwort

A

More elaborate

96
Q

______________ have an elaborate mechanism of spore dispersal.

A

Mosses .

97
Q

Common example of Moses are

A

(Fps)
Funaria
Polytrichum
Sphagnum

98
Q

Marchantia is a _______________

A

Liverwort.

99
Q

In bryophytes vascular tissues are____________

A

Absent

100
Q

The pteridophytes include ___________&_________

A

Horsetails

ferns

101
Q

Pteridophytes are used for ______________and as_____________. They are also frequently grown as_______________.

A

Medicinal purposes

Soil binders

Ornamentals

102
Q

Pteridophytes are the first terrestrial plants to possess______________.

A

Vascular tissues -xylem and phloem

103
Q

Bryophytes are found commonly growing in moist shaded areas in the hill (T/F)

A

True

104
Q

Statement 1: The pteridophytes are found in cool,damp and shady places

Statement 2: Some pteridophyte may not flourish well in sandy soil conditions

A

Statement 1 is correct
Statement 2 in incorrect

Some pteridophyte may flourish well in sandy soil condition

105
Q

In pteridophytes the main plant body is a _____________which is differentiated into________roots stem and leaves

A

Sporophyte

True

106
Q

The leaves in pteridophyta are small (____________) as in ______________ or large(__________)
as in ____________.

A

(Microphylls)
Selaginella

(Macrophylls)
Ferns

107
Q

The leaves in pteridophyta are small (____________) as in ______________ or large(__________)
as in ____________.

A

(Microphylls)
Selaginella

(Macrophylls)
Ferns

108
Q

In pteridophytes,

The sporophytes bear ____________that are subtended by leaf like appendages called____________.

A

Sporangia

Sporophylls

109
Q

In some cases sporophylls may form distinct compact structure called_______________

A

Strobili or cones

110
Q

Strobili or cones are present in which pteridophytes?

A

Selaginella
Equisetum

111
Q

The sporangia produce pores by meiosis in___________

A

Spore mother cells

112
Q

The spores germinate to give rise to inconspicious, small but multicellular, free living mostly photosynthetic thalloid gametophyte called_________

A

Prothallus

113
Q

Gametophyte of pteridophyta is inconspicuous,thalloid, free-living and photosynthetic

Is is known as __________

A

Prothallus

114
Q

Prothallus bears male sex organ _____________ and female sex organ _____________.

A

Antheridia

Archegonia

115
Q

In pteridophytes,

___________ is required for tranfer of antherozoids to the mouth of archegonium.

A

Water

116
Q

In pteridophytes,
Zygote there after produces a multicellular well differentiated sporophyte which is the ____________phase of pteridophytes

A

Dominant

117
Q

Pteridophyta produce same kind of spore are

A

Homosporous

118
Q

Pteridophyta produce different kind of spore are

A

Heterosporous

119
Q

Heterosporous pteridophyta eg.

A

(MASS)
Marselia
Azolla
Selaginella
Salvinia

120
Q

In heterosporous pteridophyta,

The ______________ gametophyte in this plants are retained on the parent sporophyte for variable periods.

A

Female

121
Q

Precursor of seed habit is observed in

A

Pteridophytes

122
Q

Psiloptum

A

Psilopsida

123
Q

Selaginella, lycopodium

A

Lycopsida

124
Q

Equisetum

A

Sphenopsida

125
Q

Dryopteris
Pteris
Adiantum

A

Pteropsida

126
Q

Dryopteris
Pteris
Adiantum

A

Pteropsida

127
Q

Naked seed are seen in

A

Gymnosperms

128
Q

Gymnosperms includes

A

Medium sized trees
Tall trees
Shrubs

129
Q

Gymnosperms includes

A

Medium sized trees
Tall trees
Shrubs

130
Q

One the gymnosperm, The giant redwood tree___________ is one of the tallest tree species .

A

Sequoia

131
Q

Roots of _______ have fungal association in form of mycorrhiza

A

Pinus

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