Sciences Biologie > 4.2 > Flashcards

4.2 Flashcards

(8 cards)

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1
Q

Asexué des végétaux/ sexué des végétaux techniques

A

Marcottage et bouturage/fleurs

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2
Q

5 étape reproduction chez végétaux sexué

A

1 faire des fleurs
2 pollinisation et fécondation
3 fructification (fleur=fruit)et dispersion graines
4 germination et développement
5 croissance

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3
Q

Gamètes mâle de la fleur

A

Pollen

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4
Q

Gamètes femelle de la fleur

A

Ovules

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5
Q

Organes mâle de la fleur

A

Étamine

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6
Q

Organe femelle de la fleur

A

Pistil

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7
Q

Agent de pollinisation

A

Vent
Gravité
Pollinisateur

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8
Q

Fructification

A

Zygote=graine
Fleur=fruit

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