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Neet biology > Kingdom Animalia > Flashcards

Kingdom Animalia Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Cellular level of organisation is exhibited by

A

Sponges

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2
Q

Tissue level of organisation is exhibited by

A

Coelentrates

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3
Q

Organ level of organisation is exhibited by

A

Platyhelminthes

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4
Q

Organ system level of organisation is exhibited by

A

Higher phyla

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5
Q

Difference between complete and incomplete digestive system

A

Incomplete digestive system has single opening to the outside which serves as both mouth and anus.
whereas
Complete digestive system has has two opening mouth and the anus

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6
Q

Incomplete digestive system is present in

A

Platyhelminthes

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7
Q

Open type circulatory system & closed type circulatory system

A

Open type is in which blood is pumped out of the heart and the cells and tissues are directly bathed in it.
whereas
Closed type is in which blood is circulated through a series of vessels of varying diameter

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8
Q

Radial and Bilateral symmetry

A

Any plane passing through the central axis when divides the body into two halves:- Radial symmetry
eg. Coelentrates, ctenophores, echinoderms
whereas
When body can be divided into identical two halves in one plane only:-Bilateral symmetry
e.g Annelids, arthopods

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9
Q

Diploblastic & Triploblastic

A

Diploblastic :- animals in which cells are arranged in two embryonic
an external ectoderm
an internal endoderm
Triploblastic :- animals with a third germinal layer mesoderm

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10
Q

Examples of Diploblastic

A

Coelentrates

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11
Q

In diploblastic an undifferentiated layer is present in between the ectoderm and endoderm

A

Mesoglea

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12
Q

Examples of Triploblastic

A

Platyhelminthes to chordates

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13
Q

Body cavity lined with mesoderm is

A

Coelom

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14
Q

Animals with coelom

A

Coelomates

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15
Q

Examples coelomates

A

Annelids, arthopods, molluscs echinoderms, hemichordates, chordates

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16
Q

Body cavity in which mesoderm is present as scattered pouches in between the ectoderm and endoderm

A

Pseudocoelom

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17
Q

Animals with pseudocoelom are

A

Pseudocoelomates

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18
Q

Aschelminthes is a

A

pseudocoelomate

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19
Q

Animals in which body cavity is absent is

A

Acoelomate

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20
Q

Example of acoelomate is

A

Platyhelminthes

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21
Q

When body shows metameric segmentation the phenomenon is

A

Metamerism

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22
Q

Metamerism is exhibited by

A

Earthworm

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23
Q

Notochord is ______ originated

A

mesodermally

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24
Q

Notochord is present on the

A

Dorsal side

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25
Q

Animals with notochord are called

A

Chordates

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26
Q

Examples of non chordates are

A

Porifera to echinoderms

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27
Q

Member of phylum porifera are commonly called as

A

Sponges

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28
Q

Sponges habitat

A

Marine

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29
Q

Sponge symmetry

A

Asymmetrical

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30
Q

Water transport/canal system are possessed by

A

Sponges

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31
Q

Water enters in sponges thru minute pore called

A

Ostia

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32
Q

Water enters in the body wall into a central cavity called

A

Spongocoel

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33
Q

Water from spongocoel goes into the

A

Osculum

34
Q

Water pathway in sponges helps in

A

→food gathering
→respiratory exchange
→waste removal

35
Q

Spongocoel in sponges is lined by

A

Choanocytes/collar cells

36
Q

Digestion in sponges is

A

intracellular

37
Q

Sponge body is supported by a skeleton which is made up of

A

Spicules/spongin fibres

38
Q

Hermaphrodite (no separate sexes)

A

Sponges

39
Q

Sponges reproduce asexually by

A

Fragmentation

40
Q

Sponges reproduce sexually

A

By formation of gametes

41
Q

Fertilisation in sponges is

A

Internal

42
Q

Development in sponges is

A

Indirect

43
Q

Sponges have a larval stage which is morphological ____ form adult

A

Distinct

44
Q

Examples of phylum porifera are

A

→Sycon(Scypha)
→Spongilla(fresh water sponge)
→Euspongia(Bath sponge

45
Q

Phylum coelenterata habitat

A

Marine

46
Q

Coelenterate symmetry

A

Radial

47
Q

Coelenterates are aka

A

Cnidaria

48
Q

Coelenterates have cells which contain the stinging capsule. The cells are

A

Cnidoblasts/Cnidocytes

49
Q

The stinging capsules in coelenterates are k/a

A

Nematocysts

50
Q

Cnidoblasts are present on which part of the body

A

Tentacles

51
Q

Cnidoblasts are useful for

A

→capture of prey
→achoragw
→defense

52
Q

Cnidarians exhibit which organisation

A

Tissue level of organisation

53
Q

Cnidarians are

A

Diploblastic

54
Q

central, gastro vascular cavity with a single opening mouth present on

A

Hypostome

55
Q

Digestion is

A

both intra extra cellular

56
Q

Which cnidarian have a skeleton composed of calcium carbonate

A

Corals

57
Q

Two basic form of existence in cnidarians

A

Polyp
Medusa

58
Q

The sessile cylindrical form of cnidarians

A

Polyp

59
Q

The free swimming, umbrella shaped form of cnidarians

A

Medusa

60
Q

Examples of polyp form

A

Hydra, Adamsia

61
Q

Examples of Medusa form

A

Aurelia(jelly fish)

62
Q

Alternation of generation in cnidarians is k\a

A

Metagenesis

63
Q

Polyp produce Medusa

A

Asexually

64
Q

Medusa form polyp

A

Sexually

65
Q

Example of Medusa →polyp

A

Obelia

66
Q

Examples of cnidarians

A

→Physalia(portuguese man of war)
→Adamsia(Sea anemone)
→Pennatula(Sea-pen)
→Gorgonia(sea-fan)
→Meandrina(Brain coral)

67
Q

Ctenophores are aka

A

Sea walnuts and comb jellies

68
Q

Ctenophores habitat

A

Marine

69
Q

Ctenophores symmetry

A

Radial

70
Q

Ctenophores are

A

Diploblastic

71
Q

Ctenophores organisation

A

Tissue level

72
Q

Ctenophores bears how many external rows of ciliated comb plates

A

8

73
Q

Digestion

A

Both intra extra cellular

74
Q

The property of a living organism to emit light in Ctenophores

A

Bioluminescence

75
Q

Ctenophores sexuality is

A

Hermaphrodite

76
Q

Fertilisation in Ctenophores is

A

External

77
Q

Development in Ctenophore is

A

internal

78
Q

Examples of Ctenophore

A

→Pleurobrachia
→Ctenoplana

79
Q

Sexual dimorphism in Ctenophora is

A

absent

80
Q

Comb plates in Ctenophora helps in

A

Locomotion

81
Q

Hermaphrodite me sexual dimorphism

A

absent

Neet biology (11 decks)

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