Sexual Reproduction in Flowering plants Flashcards

(32 cards)

1
Q

Anther is

A

Terminally bilobed

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2
Q

Microsporangia forms

A

Pollen sac

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3
Q

Sporogenous tissue is found in

A

Centre of microsporangia

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4
Q

Who go under microsporangenesis

A

Sporogenous tisse cells

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5
Q

Microspore is

A

Pollen grain

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6
Q

No of pollen grain inside each microsporangium

A

Thousands

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7
Q

Pollen grain is

A

Male gamteophyte

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8
Q

What variety of architecture is seen in pollen grain

A

Sizes shapees and colours

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9
Q

Pollen size is

A

25-50 um in DIAMETER

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10
Q

Exine is

A

Hard layer

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11
Q

Intine is thin n continuous

A
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12
Q

Germ pore doesn’t have

A

Sporopollenin

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13
Q

One ovulr in ovary

A

Wheat paddy mango PMW A

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14
Q

Many ovile

A

Papaya watermelon orchid POW

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15
Q

Basal part of ovule

A

Chalaza

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16
Q

Integumrnts

A

1-2 protective envelopes

17
Q

Megasporangia

18
Q

Enbryo sac

A

Female gamteophyte

19
Q

Mmc is developed

A

In microplyar region by ovule differentiation

20
Q

Autogany example

A

Viola comman pansy
Oxalis
Commenila

21
Q

Corn tassels

A

Stigma styles
N capture pollen grain

22
Q

Water polllination

A

30 genera of monocots

23
Q

Water pollinated

A

Vasilleneria
Hydrilla
Zostera

24
Q

Aquatic plant with insect pollination

A

Water hyaintch water lily

25
Female above the surface Female sumbergedd in water
Vasilleneria Seagrass
26
Pollinating agent aninald
Bees Bumblebees Butterflies Beetles Birds SUNBIRD AND HUMMINGBIRDS Bat Wasp Moth Ant
27
Larger animals pollinating
Lemur primate Arboreal tree dwelling rodents
28
Reptiles pollinating
Lizard gecko Lizard garden
29
Monoecioud
Castor maize autogamy prevrnt not geintogamy
30
Triple fertlisation
Pen
31
Central cell after triple fusion
Pec -> then endosperm
32
Dicot embryo
Proembyro Globular