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Botany > Reproduction In Plants Botany Part > Flashcards

Reproduction In Plants Botany Part Flashcards

1
Q

Life span define

A

Period from birth to natural death

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2
Q

Which organisms are immortal

A

Unicellular organisms

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3
Q

Crow life span

A

15 yrs

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4
Q

Parrot life span

A

140 years

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5
Q

Tortoise life span

A

100-150 years

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6
Q

Croc life span

A

60 years

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7
Q

Peep all tree life span

A

2500 years

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8
Q

Mango tree life span

A

200 years

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9
Q

Banyan tree life span

A

200years

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10
Q

Life span is a characteristic of ____

A

Species

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11
Q

Stages of life

A

Juvenile
Maturity or reproductive
Senescence or aging
Death

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12
Q

Rice life span

A

3-4 months

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13
Q

Pea life span

A

3-4 months

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14
Q

Wheat life span

A

6 months

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15
Q

May fly life span

A

1 day

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16
Q

Fruit fly life span

A

1 month

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17
Q

Butterfly life span

A

1-2 weeks

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18
Q

Cow life span

A

20-25 years

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19
Q

Tortoise life span

A

100-150

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20
Q

Cat life span

A

15 years

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21
Q

Bamboo life span

A

50-120 years

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22
Q

Dog life span

A

20-30 years

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23
Q

Horse life span

A

60 years

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24
Q

Crocodile life span

A

60 years

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25
Q

Elephant life span

A

60-90 years

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26
Q

Banana tree life span

A

25 years

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27
Q

Rose life span

A

5-7 years

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28
Q

Reproduction is a biological process of _______

A

Self perpetuation

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29
Q

Just read this

A

Reproduction is not important for survival of organisms but important for survival of population

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30
Q

5 important events of reproduction

A

RNA and protein synthesis

DNA replication

Cell division (key event of reproduction)

Formation of reproductive bodies or units

Development of organisms from reproductive bodies

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31
Q

Organisms with simple organisation like ___&____ mostly show asexual reproduction but before onset of adverse conditions they shift to sexual mode of reproduction

A

Algae

Fungi

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32
Q

Most of the _____ show both sexual and asexual mode of reproduction

A

Higher plants

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33
Q

Most of higher animals show ____ mode of reproduction

A

Sexual

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34
Q

There is no ____ in asexual reproduction, only ____\___ takes place

A

Meiosis

Mitosis

Amitosis (no spindle formation)

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35
Q

Sporulation is aka

A

Sporogenesis

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36
Q

Sporogenesis can be ____ or ____

A

Endospore or endoscopic

Exospore or expscopic

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37
Q

___ are produced inside the sporangium

A

Endospores

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38
Q

2 example of endospore

A

Zoospore

Aplanospore

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39
Q

Eg of exospore

A

Conidia

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40
Q

Conidia are produced on ____ shapes conidiophores

A

Club shaped

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41
Q

Conidia are arranged on conidiophore in ____ succession

A

Basipetal succession

Youngest at bottom ;oldest on top

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42
Q

Eg of organism which shows unbranched exospore

A

Albugo

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43
Q

Branches of conidiophore are called

A

Rami

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44
Q

Branches of rami are called

A

Metulee

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45
Q

Branches of metulee are called

A

Sterigmata

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46
Q

Eg of 2 organisms which have branched exospore

A

Aspergillus

Penicellium

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47
Q

Budding is seen in (2)

A

Yeast

Hydra

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48
Q

Exogenous budding is seen in

A

Yeast

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49
Q

Endogenous budding is seen in

A

Gemmule formation in sponges

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50
Q

Irregular or simple fission is seen in

A

Amoeba

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51
Q

Transverse fission is seen in

A

Paramecium

Diatoms

Bacteria

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52
Q

Longitudinal fission is seen in

A

Euglena

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53
Q

Oblique fission is seen in

A

Dinoflagellates

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54
Q

True regeneration is seen in

A

Planaria

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55
Q

Just read this 🧠🥴🤗

A

Plants belonging to vegetative reproduction category are propagated by a part of the body other than seed

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56
Q

The structural unit that is employed in place of seed for propagation of new plants is called

A

Propagule

57
Q

Natural vegetative propagation by leaves is seen in which organisms (9)

A 
Bryophyllum
Begonia 
Kalanche
Streptocarpus
Saint paulia 
Oxalis
Dioscoria
Agave
Cycas
58
Q

In ____ whole leaf lamina used to form new plant

A

Kalanche

59
Q

In ___&____&____&_____ , bulbils (fleshy buds) are used for natural vegetative reproduction

A

Oxalis

Dioscoria

Agave

Cycas

60
Q

Natural vegetative reproduction takes place by roots in (10)

A

Ipomea

Dahlia

Murraya

Tapioca

Tinospora

Asparagus

Albizia

Dalbergia
Populus
Guava

61
Q

In ____&____&____, buds are present on root and are converted to leafy shoots known slips

A

Dalbergia

Populus

Guava

62
Q

In dalbergia, populus, guava, buds are present on root and are converted to leafy shoots known as ___

A

Slips

63
Q

4 types of underground stems

A

Rhizome

Corn

Bulb

Tuber

64
Q

Types of sub areal stems

A

Runner

Stolon

Sucker

Offset

65
Q

2 plants which have areal stem

A

Sugar cane

Opuntia (cactus)

66
Q

7 examples of rhizomes

A 
Adiantum 
Aspidium
Ginger
Turmeric
Musa (banana) 
Lotus
Typha
67
Q

5 examples of corm

A

Crocus

Colocasia

Alocasia

Amorphophallus

Freesia

68
Q

Bulb 3 examples

A

Onion

Garlic

Lily

69
Q

Tuber examples (2)

A

Potato

Helianthus tuberosum

70
Q

Runner 3 examples

A

Cynodon

Oxalis

Centella

71
Q

Stolon 3 examples

A

Strawberry

Jasmine

Vallisneria

72
Q

Sucker examples (4)

A

Banana

Crysanthemum

Mint

Pineapple

73
Q

Offset examples

A

Pistia

Echornia (water hyacinth)

74
Q

Echornia was bought to India cause of ____ &____

A

BEAUTIFUL flowers

SHAPE of LEAF

75
Q

___&____ season favour artificial propogation

A

Rainy

Spring

76
Q

3 methods of artificial vegetative propagation

A

Cutting

Layering

Grafting

77
Q

Cuttings are?

A

Small portion of stem, root, leaves, used to develop new plant

78
Q

Important factors used to control artificial vegetative propagation (5)

A

Age of plant

Length and diameter of cutting

Nature of plant

Season

Time of cutting

79
Q

Cuttings are treated with ____ (type:____) to promote rooting

A

Auxin

IAA (indole acetic acid)

80
Q

Stem cuttings is done in (7)

A 
Rose
Citrus
Bougainvillea 
Croton
China rose
Sugar cane
Tapioca
81
Q

Leaf cutting is done in

A

Sansiviera (snake plant)

82
Q

Root cutting is done in (4)

A

Lemon
Tamarind
Black berry
Rasberry

83
Q

What happens in layering

A

Adventitious roots are induced to develop on soft stem while still attracted to the plant

84
Q

From 1 year old plant, ___ branches are used for layering in ______ or ____ season

A

Basal branches

Early spring or rainy season

85
Q

Just read this 💫✨

A

In layering, a soft BASAL branch is DEFOLIATED (leaves are removed)in the middle and a small layer of TISSUE is REMOVED in the form of a ring. Insured portion is covered by SOIL to develop ADVENTITIOUS root
After rooting, this branch is SEpERaTED and PLAnTEd

86
Q

3 types of layering

A

Tip layering
Trench layering
Air layering

87
Q

Tip layering is done in

A

Blackberry

Rasberry

88
Q

Trench layering is done in

A

Walnut and mulberry

89
Q

In which type of layering, more than one new plants are developed

A

Trench layering

90
Q

Air layering is aka

A

Gootee

91
Q

Air layering is an ancient technique for propagation of plants without ____ like ___&____&_____

A

Soft branches

Tropical
Subtropical
Shrubs

92
Q

In air layering, a portion of 3-5 cm long _____ is removed from ____ portion of a healthy and woody branch in _____ season

A

Ring of bark

Basal portion

Early rainy season

93
Q

Components of grafting clay

A 
2 parts clay
1 part cow dung
Some pieces of hay
Auxin
Cotton
Water
94
Q

Why is auxin added in air layering

A

For root initiation

95
Q

Air layering is seen in

A

Pomegranate and litchi

96
Q

___ is the most common method of vegetative propagation

A

Grafting

97
Q

In which technique, there is connection of two parts (__&___) of 2 different plants in such a way that they unite and develop into a composite plant

A

Technique: grafting

Root and shoot system

98
Q

Grafting is done only in ____

A

Cambium containing eustelic plants (dicots)

99
Q

In grafting, the scion (____) is fixed over stock (____) in a manner that the ___ of both come in contact

A

Scion : shoot
Stalk :root

Cambium

100
Q

8 examples of plants which show grafting

A 
Mango
Apple
Pear
Plum
Peach
Pine
Citrus
Guava

(MAP^4 CG)

101
Q

Bud grafting is used in___

A

Rose

102
Q

Asexual reproduction is aka

A

Apomixis

103
Q

Most vital event in sexual reproduction

A

Fertilization

104
Q

Isogamete condition is seen in __&___

A

Algae

Fungi

105
Q

Heterogmetes is seen in

A

Bryophyte
Pteridophyte
Gymnosperms
Angiosperms

106
Q

In chara, male and female reproductive system is in same or different node

A

Same

107
Q

In chara, male reproductive part is called

A

Globule

108
Q

In chara, female reproductive part is called

A

Nucule

109
Q

Class of chara

A

Chlorophyceae

110
Q

In gymnosperm and angiosperms, gamete transfer takes place by ____ after ____

A

Pollen tube

Pollination

111
Q

External fertilization is seen in

A

Algae
Amphibians
Fish

112
Q

Auxin like ___,__,___ are used for stem cutting because they lead to ___

A

IAA
IBA
NAA

Quick formation of adventitious roots

113
Q

Internal fertilization is seen in

A

Bryophyte
Pteridophyte
Gymnosperm
Angiosperm

114
Q

In ___ plants, flowering happens once a year

A

Monocarpic

115
Q

Eg of monocarpic plant

A 
Wheat
Rice
Maize
Mustard
Sugar cane
116
Q

In ___ plants, flowering happens multiple times in a year

A

Polycarpic plants

117
Q

Eg of polycarpic plant

A

Mango

118
Q

___ and ___ plants are monocarpic

A

Annual

Bineal

119
Q

Some perrenial plants like ___&____ are monocarpic

A

Bamboo

Strobilanthus kunthiana

120
Q

Strobilanthus kunthiana is aka

A

Neelakurongi

121
Q

In bamboo, flowering takes place in 50-100 years

A

:)

122
Q

In strobilanthus kunthiana, flowering takes place after ___ years

A

12

123
Q

Last time there was flowering in strobilanthus kunthiana was Inthe year and where

A

2018 (sept oct)

KKT kernels Karnataka Tamil Nadu

124
Q

Just read this babyyyyy 🔎🗞📈

A

In polycarpic plants, flowering takes place after attaining maturity and many times in life span

125
Q

Time between 2 successive flowering is known as (2)

A

Inter flowering phase

Recovery phase

126
Q

No of chromosome in meiocyte =

A

2* no of chromosomes in gamete

127
Q

No of chromosomes in maize

A

20

128
Q

No of chromosomes in rice

A

24

129
Q

No of chromosomes in apple

A

34

130
Q

Onion no of chromosomes (vv imp)

A

16

131
Q

Potato no of chromosomes

A

48

132
Q

No of chromosomes in potato

A

48

133
Q

No of chromosomes in ophioglossum

A

1260

134
Q

Mustard chromosomes

A

20

135
Q

Pisum chromosomes

A

14

136
Q

Sugar cane chromosomes

A

80

137
Q

Radish chromosomes

A

18

138
Q

___ is hexaploid

A

Wheat

139
Q

No of chromosomes in wheat

A

42

6x= 42

Botany (5 decks)

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