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botany neet > CH PLANT KINGDOM > Flashcards

CH PLANT KINGDOM Flashcards

1
Q

The natural system of Classification was proposed by

A

Bentham and hooker

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2
Q

What are the different types of taxonomy

A
  1. Numerical Taxonomy
  2. Chemotaxonomy
  3. Karyotaxonomy/ Cytotaxonomy
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3
Q

A family tree based on Phylogeny is

A

CLADOGRAM

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4
Q

The plant kingdom is divided into two based on whether seed is formed or not - these are

A
  1. Cryptogams
  2. Phanerogams
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5
Q

The Algae are also k/a

A

Thallophytes

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6
Q

The life cycle of Algae is ______

A

Haplontic

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7
Q

The main plant body in Algae is

A

Gametophyte i.e n ploidy

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8
Q

The only sporophytic generation in algae is

A

Zygote

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9
Q

______ algae have a Diplontic life cycle

A

Fucus and Sargassum

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10
Q

_______ algae have a haplo-diplontic life cycle

A

Kelp, Ectocarpus, Laminaria, Polysiphonia

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11
Q

Green algae is also called as

A

Chlorophyceae

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12
Q

Brown Algae is also k/a

A

Phaeophyceae

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13
Q

Red Algae is also k/a

A

Rhodophyceae

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14
Q

The reserve food material in Green algae is

A

Starch

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15
Q

The reserve food material in red algae is

A

Floridean starch

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16
Q

Reserve food material in brown algae is

A

Mannitol and Laminarin

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17
Q

The 1st Embryophyta in the plant kingdom is

A

Bryophytes

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18
Q

Algae was classified mainly on the basis of

A

Pigment present in them

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19
Q

____ are k/a AMPHIBIANS OF THE PLANT KINGDOM

A

Bryophytes

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20
Q

What are the examples of Red Algae

A

Poryphyra, Polysiphonia, Gracilaria, Gymnodium

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21
Q

Phaeophyceae have ______ for attachment

A

Holdfast

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22
Q

Rhodophyceae have _____ for Buoyancy

A

Air bladder

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23
Q

Bryophytes are classified into

A
  1. Hepaticopsida
  2. Bryopsida
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24
Q

The life cycle of bryophytes is

A

Haplo-diplontic life cycle

25
Q

The main plant body in Bryophytes is

A

Gametophyte - Haploid

26
Q

In mosses the dominant stage is divided into two -

A
  1. Protonema stage
  2. Leafy stage
27
Q

Liverworts have ____ symmetry

A

Dorsiventral symmetry

28
Q

In Liverworts asexual rep occurs by Fragmentation or a specialized bud k/a

A

Gemma

29
Q

The 1st successful vascular land plants are

A

Pteridophytes

30
Q

the main plant body of Pteridophytes is

A

Sporophyte - Diploid

31
Q

____ are k/a Reptiles of the plant kingdom

A

Pteridophytes

32
Q

The life cycle of Pteridophytes is

A

Haplo-diplontic

33
Q

The life cycle of Gymnosperm is

A

Diplontic Life cycle

34
Q

The leaves are fertile in pteridophytes and are k/a

A

sporophyll

35
Q

In ferns, young leaves are coiled, this arrangement is k/a

A

Circinate plyxis/ Vernation

36
Q

The pteridophytes are classified into

A
  1. Psilopsida, Lycopsida, Sphenopsida, Pteropsida
37
Q

As we go from algae to Angiosperm there is significant _______ in the size of gametophyte

A

Reduction

38
Q

The tallest Gymnosperm is

A

Red Wood tree - Sequoia

39
Q

Gymnosperms are classified into

A
  1. Gingkoales
  2. Gnetales
  3. Cycadales
  4. Coniferales
40
Q

Cycas has ______ leaves

A

Pinnately Compound leaves

41
Q

Pinus has ____ association

A

Mycorrhizal

42
Q

Cycas has ________ association

A

Coralloid

43
Q

The 1st Spermatophyta in the plant kingdom was

A

Gymnosperm

44
Q

The stem in cycas is _____ while in pinus ______

A

The stem in Cycas is Unbanched, in pinus it is Branched

45
Q

What is Zooidogamy

A

Sexual Reproduction that requires water

46
Q

_____ forms peat

A

Sphagnum- a type of moss. Thus, it is also k/a Peat moss

47
Q

In pteridophytes, the root is _____ type

A

Adventitious

48
Q

The sporophyte in Bryophytes is dependent/independent on the gametophytes

A

The Sporophyte in Bryophytes is completely depended on the gametophyte

49
Q

The homosporous gametophyte in Bryophytes is called as

A

Prothallus

50
Q

The male and female gamete are present on the _____ plant in Cycas

A

Different

51
Q

The male and Female gamete are present on the _______ plant in Pinus

A

Same

52
Q

What were the different features involved in Natural system of classification

A
  1. Phytochemistry
  2. Ultrastructure
  3. Anatomy
  4. Embryology
53
Q

Which algae are used as hydrocolloids

A

Algin- a brown algae
Carrageen - a red algae

54
Q

Agar is obtained from _______ and _______. It is used to make ice creams and jellies

A

Gellidium and Gracilaria

55
Q

which algae has a diplontic life cycle

A

Fucus, Sargassum

56
Q

Which divisions of the plant kingdom have haplo-diplontic life cycle

A

Bryophytes and Pteridophytes

57
Q

Which Algae exhibit Haplo-diplontic life cycle

A

Kelp, Ectocarpus, Laminaria, Polysiphonia

58
Q

Leaves of ______ are fan shaped

A

Gingko Biloba

botany neet (10 decks)

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