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Biology > Morphology > Flashcards

Morphology Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Root in dicot plant

A

Tap root system

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2
Q

Root in monocot plant-

A

Fibrous Root System

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3
Q

Adventitious root in-

A

Banyan and Monstera

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4
Q

Regions of root from bottom to top-

A

Root cap > Meristematic Zone > Elongation Zone > Maturation Zone

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5
Q

Root hairs arise from _ zone-

A

Maturation zone

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6
Q

Roots of Banyan tree are called-

A

Prop roots

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7
Q

Roots in Maize and Sugarcane are c/as-

A

Stilt roots

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8
Q

Roots found in swampy areas growing upwards-

A

Pneumatophores

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9
Q

Pneumatophores are found in-

A

Rhizophora

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10
Q

Tap root of carrot, turnip and adv. roots of sweet potato get swollen to-

A

Store food

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11
Q

Pneumatophores show _ germination-

A

Viviparous Germination

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12
Q

Stem arises form-

A

Plumule

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13
Q

Root arises from-

A

Radicle

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14
Q

Main function of stem is to-

A

spread out branches for bearing leaves, fruits etc.

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15
Q

Underground stems act as-

A

organs of perennation (Giving rise to new plants)

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16
Q

Tendrils and thorns arise from-

A

Axillary buds

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17
Q

Stem tendrils are found in-

A

Gourds ( Cucumber, Pumpkin and Watermelon) and grapevines

g( cpw ), g

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18
Q

Thorns are found in-

A

Citrus and Bougainvillea

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19
Q

Phylloclade ex-

A
  1. Euphorbia ( cylindrical)

2. Opuntia ( Flat )

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20
Q

Stolon ( Slender lateral branch arcs downwards )-

A

Jasmine and Peppermint

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21
Q

Offset is found in-

A

Eichhornia and Pistia (aquatic)

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22
Q

Suckers ( lateral branches grow beneath the soil, rise upward obliquely) in-

A

Mint, Banana, Pineapple and Chrysanthemum

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23
Q

Runner is present in-

A

Cynodon and Oxalis

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24
Q

Thorns in rose are c/as-

A

Prickles which are outgrowth of stem

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25
Q

Branches of stem are _ in origin-

A

Exogenous

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26
Q

Underground stems are present in-

A

Grasses and Strawberry

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27
Q

leaves originate from _ meristem-

A

Shoot apical meristem

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28
Q

Leaves are arranged in _ order-

A

Acropetal order

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29
Q

Type of leaf base in monocot-

A

Sheath covering

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30
Q

Type of leaf base in dicot ( legumes )-

A

Pulvinous (swollen)

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31
Q

Venation in Dicots-

A

Reticulate venation

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32
Q

Venation in monocots-

A

Parallel venation

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33
Q

Smilax is _ plant, with _ type of venation-

A

Monocot, Reticulate Exp.

34
Q

Venation in zizipus-

A

Reticulate

35
Q

Pinnately compound leaves are found in-

A

Neem

36
Q

Midrib of neem is called as-

A

Rachis

37
Q

Palmately compound leaves ex-

A

Silk cotton

38
Q

What is phyllotaxy?

A

Arrangement of leaves on stem

39
Q

Alternate phyllotaxy is f/in-

A

Sunflower
China rose
Mustard

Cr.M.S

40
Q

Opposite Phyllotaxy is f/in-

A

Guava
Calotropis

Gu.Ca

41
Q

Whorled phyllotaxy is f/in-

A

Alstonia

42
Q

The leaves of _ are short lived, so the _ expands to photosynthesise-

A

Australian Acacia;

Petiole

43
Q

Leaf tendrils are f/in-

A

pea

44
Q

A flower is-

A

Modified shoot

45
Q

The main axis continues to grow in-

A

Racemose

46
Q

Main axis terminates in-

A

Cymose

47
Q

Racemose inf. has _ order-

A

Acropetal

R-A ; C-B

48
Q

Cymose inf. has _ order-

A

Basipetal

R-A ; C-B

49
Q

Calyx and corolla are not distinct in _ . This cond. is c/as-

A

Lily;

Perianth

50
Q

Actinomorphic-

A

Radial sym.

51
Q

Zygomorphic-

A

Bilateral sym.

52
Q

Actinomorphic ex-

A

Mustard
Datura
Chilli

(3) - mcd

53
Q

Zygomorphic ex-

A

Pea
Gulmohur
Cassia
Bean

(4) - pbgc

54
Q

Asymmetric flower-

A

Canna

55
Q

Hypogynous ovary ex-

A

Brinjal
Mustard
China rose

bmc

56
Q

Perigynous ovary ex-

A

Plum
Rose
Peach

Peri. - prp

57
Q

Epigynous ovary ex-

A

Guava
Cucumber
ray florets of Sunflower

gu.cu.

58
Q

Valvate aestivation in-

A

Calotropis

59
Q

Twisted Aestivation in-

A

Cotton, China Rose, Lady finger

Co.Chi.La (3)

60
Q

Imbricate Aestivation in-

A

Gulmohur and Cassia

Gul.Ca (2)

61
Q

Vexillary Aestivation or papilionaceous in-

A

Pea and bean

62
Q

Sterile stamen is c/as-

A

Staminode

63
Q

Epipetalous stamens in-

A

Brinjal

64
Q

Epiphyllous stamens ( attached to perianth ) in-

A

Lily

65
Q

Monoadelphous stamens in-

A

China Rose

m-c

66
Q

Diadelphous stamens in-

A

Pea

d-p

67
Q

Polyadelphous stamens in-

A

Citrus

p-c

68
Q

Flowers with variable length in stamen-

A

Salvia and Mustard

69
Q

Marginal placentation in-

A

pea and beans

70
Q

Axial placentation in-

A

China rose
tomato
lemon

71
Q

Multilocular ovary is found in _ Placentation-

A

Axial

72
Q

Parietal placentation f/in-

A

Mustard and Argemone

73
Q

False septum is f/in _ placentation-

A

Parietal

74
Q

Free central placentation is f/in-

A

Dianthus and Primrose

75
Q

Basal Placentation is f/in-

A

Sunflower and marigold

76
Q

In Mango and Coconut fruit is k/as-

A

Drupe, edible part is mesocarp

77
Q

Dicot seed-

A

Non endospermic ( exp. Castor )

78
Q

Monocot seed-

A

1) Endospermic ( exp. Orchids )

2) presence of aleurone layer - proteinaceous

79
Q

Cotyledon of monocots is c/as-

A

Scutellum

80
Q

Plumule and radicle in monocot seed arises from _ and _ resp. -

A

Coleoptile and Coleorhiza

Biology (1 decks)

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