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diversity in the living world > living world > Flashcards

living world Flashcards

1
Q

who is the darwin of 20th century

A

ernst mayr

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2
Q

who pioneered the currently accepted def of biological species ? and regarded as triple crown of biology

A

ernst mayr

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3
Q

do all living organism grow ? what are the twin characterstics of growth

A

yes and increase in number and cells

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4
Q

in plants and multicellular organism growth is by

A

cell division

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5
Q

contionous growth and only upto certain age can be seen in

A

plants and animals

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6
Q

unicellular organism growth is by

A

cell division - invitro

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7
Q

in higher plants and animals mutually exclusive events are

A

growth and reproduction

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8
Q

if we take body mass increase criteria what comes under

A

sand moulds , boulders and mountains do grow

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9
Q

growth in non living organism is by

A

accumulation of material on surface

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10
Q

do conditions have to be explained when we take growth as a criteria in LIVING

A

yes and then w can understand tat it is characerstic of growth

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11
Q

in multicellular reproduction refers to

A

more or less similar to parent

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12
Q

mode of reproduction fungi , yeast and hydra , planaria , fungi , filamentous algae and protonema of moss

A

million asexual spores , budding , regeneration , fragmentation

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13
Q

in which reproduction is synonymous with growth

A

bacteria , unicellular algae or amoeba

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14
Q

which dont reproduce

A

worker bees ,sterile humans ,mules

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15
Q

all living organism are made by chemicals which are changed to

A

biomolecules , conversions are chemical rxn or metabolicn

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16
Q

how many m rxn inside of all liv org

A

thousands ( uni or multi )

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17
Q

what is metabolism

A

sum total of all che rxns

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18
Q

do non liv metabolism?

A

no but can be demonstrated in vitro the rxn is neither liv or non living but surely living reaction.

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19
Q

what is the complicated feature of all liv org

A

sense environment and response

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20
Q

all organism from ___ to ____ sense

A

prokaryotes to complex ukaryotes

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21
Q

____ affects reproduction in seasonal breeders both plants and animals

A

photoperiod

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22
Q

do all organism handle chemical entering

A

yes and aware of surroundings

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23
Q

who is the only organism aware of himself

A

human being - self consciousness

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24
Q

what are the defining characterstics of liv org

A

metabolism , consciousness , cellular orga

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25
Q

all living phenomena are due to _____ and these result in _____ in higher level

A

underlying in and emergent properties

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26
Q

what is biodiversity

A

no of species known - 1.7 - 1.8 million

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27
Q

nomnclature is possible when

A

it is identified correctly

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28
Q

plants and animals - nomenclature

A

International code for botanical nomeclature , zoological

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29
Q

scientif name has two names what are they

A

genric and specific epithet - carl linnaeus - binomial nomenclature

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30
Q

biological name written in ____ and printed in ____ and generally in ____

A

italics , italics , latin

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31
Q

classification based on

A

easily observable characters

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32
Q

scientific basis for categories is

A

taxa

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33
Q

based on charcterstics all liv org classified into

A

taxa and it is called taxonomy

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34
Q

what are the basis of modern taxonomy

A

ext , internal stru , stur of cell , dev porocess and ecological info

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35
Q

what comes under taxonomy

A

characterisation , identification , classification and nomemclature

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36
Q

earliest classification was based on

A

uses

37
Q

systematics means , derived from what linnaeus used for his title publication

A

systematic arrangement of orga , latin and systema naturae

38
Q

the scope of systematics included

A

nomenclature , idnetification and classification

39
Q

systematics takes into account of

A

evolutionary relationship

40
Q

in hierarchy each step represent

A

rank or category - taxonomic category - and all categories taxonomical hierarachy

41
Q

group represent ____ , category represent ___ and each rank is unit of classification

A

category , rank

42
Q

taxonomical groups/categores are distinct ______ and not _________

A

biological entities , morphological aggregates

43
Q

one should distinguish species from species by

A

morphological diff

44
Q

solanum includes species , panthera include

A

tigris , leo , pardus …. nigrum and melongena species

45
Q

which has more characters in common than species

A

genus

46
Q

genera are agg of closely related species

A

hi

47
Q

solanum includes

A

potato , brinjal and tomato

48
Q

panthera differ from genus

A

felis ( cats)

49
Q

group pf related genra

A

family

50
Q

family are characterised on basis of _____ and ____

A

veg and rep of plant species

51
Q

what are placed in family solanacea

A

genre solanum , petunia and datura

52
Q

what are placed in family felidae

A

genus panthera and felis

53
Q

family of dogs

A

canidae

54
Q

order ad higher categories based on

A

aggregate of characters

55
Q

what are included in order polymoniales , based on

A

family solanacea , convolvulacea , floral characters

56
Q

what are placed in order carnivora

A

family felidae and canidae

57
Q

what are placed in class mammalia

A

order carnivora and primata ( gibbon , monkey , gorilla )

58
Q

phylum based on

A

notochord , dorsal hollow neural system

59
Q

classes with few sim are assigned to ____ in plants

A

division

60
Q

no of common characters decreasing from

A

species to kingdom

61
Q

man - biological name , genus , family , order , class and phylum

A

homo sapiens , homo , homonidae , primata, mammalia , chordata

62
Q

housefly - biological name , genus , family , order , class and phylum

A

musca domestica , musicda , diptera , insecta , arthropoda

63
Q

mango - biological name , genus , family , order , class and phylum

A

mangifera indica , anacardacea , sapindales , dicotledonae , angiospermae

64
Q

wheat -biological name , genus , family , order , class and phylum

A

triticum aestivum , poaceae . poales , monocot , angiospermae

65
Q

taxonomical studies req correct

A

identification and no

66
Q

_____ rq intensive laboratory and field studies

A

identification

67
Q

_____ prime source of taxon studies

A

collection of actua speciemen

68
Q

herbarium is

A

collected plant speciem dried pressed and preserved

69
Q

herbarial sheets are arranged in

A

unive acc system of class

70
Q

store house or repository for future use

A

h sheets

71
Q

sheets contains

A

date collector name , eng local biological name , family

72
Q

sheets contains and acts a quick refferal system

A

date collector name , eng local biological name , family ….. herbaria

73
Q

botanical garden contain

A

livings plants for refernece

74
Q

royal botanical garden

A

kew engkand

75
Q

ibg , nbri

A

howrah , lucknow

76
Q

museums contains

A

coll of preserved plants and animals for study and refernce

77
Q

pl and an may also preserved as

A

dry speciemens

78
Q

insect box

A

collecting , killing and pinning

79
Q

birds and mammals

A

stuffed and preserved

80
Q

what is key

A

tax aid used to identify plants and animals based on sim and dismini

81
Q

contrating character pair

A

couplet

82
Q

sep taxonomic key req for each category

A
83
Q

keys are -_____ in nature

A

analytical

84
Q

flora provides

A

index to a plant species found in an area

85
Q

manual

A

info for identification of names of a species found in an arwa

86
Q

monograph

A

info on any taxon

87
Q

catalogue

A

listing of various species

88
Q

insitu natural populations

A 
Biosphere reserves.
Sacred groves.
National Parks.
National sanctuaries.
Bird sanctuaries.
Biodiversity parks
89
Q

exsitu - art

A

Zoo, aquarium, seed banks, botanical gardens, etc.

diversity in the living world (2 decks)

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