Botanica Flashcards

(19 cards)

1
Q

Ataqueofita

A

Avasculares, transporte por difusao
Briofitas

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2
Q

Criptogamas

A

Estruturas sexuais escondidas

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3
Q

Gametangio masculino

A

Anterideo

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4
Q

Anterozoide

A

Gameta masculino
Flagelado

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5
Q

Gametangio feminino

A

Arquegonio

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6
Q

Oosfera

A

Gameta feminino
Imovel

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7
Q

Traqueofitas

A

Vasculares
Vasos condutores de seiva

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8
Q

Rizoma

A

Caule de pteridofitas
Caule subterraneo

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9
Q

Espermatofitas

A

Possuem sementes

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10
Q

Fanerogama

A

Estrutura sexual visivel (cone ou estrobilo)

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11
Q

Sifonogamas

A

Tubo polinico

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12
Q

Grao de polen

A

Gametofito masc (n)

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13
Q

Anemofilia

A

Polinização pelo vento
(Sacos aereos presentes no polen)

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14
Q

Auxina

A

Dilatacao celular ->
- ovario -> fruto verdadeiro
- pedunculo -> pseudofruto

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15
Q

Fruto partinocárpio

A

Naturalmente forma sem fecundacao
Nao possui semente

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16
Q

Meristemático

A

Tecido indiferenciado, mas sofre diferenciação

17
Q

Tecido permanente

A

Relacionado com uma funcao

18
Q

Meristema primario

A

Crescimento em altura
(Nos apices e nas laterais)

19
Q

Meristema secundario

A

Crescimento em espessura
(Encontrado no interior do caule)