Botânica Flashcards

1
Q

CARACTERÍSTICAS

A
  • Eucariontes
  • Autótrofos
  • Embrião depende do organismo materno
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2
Q

NO CICLO, A PLANTA PRODUZ SEUS GAMETAS POR MEIO DA…

A

MITOSE!

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3
Q

O ZIGOTO SE TRANSFORMA EM UM ESPORÓFITO POR…

A

MITOSE!

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4
Q

PRODUZINDO ESPOROS POR…

A

Meiose espórica

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5
Q

OS ESPOROS VÃO PARA O AMBIENTE E SE TRANSFORMAM EM…

A

GAMETÓFITO

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6
Q

BRIÓFITAS

A
  • Musgos
  • Pequenas e delicadas
  • Avasculares
  • Dependem da água
  • Ambiente úmido e sombreado
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7
Q

O QUE É DOMINANTE NAS BRIÓFITAS?

A

O gametófito

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8
Q

PTERIDÓFITAS

A
  • Samambaias
  • Vasculares
  • Não tem sementes
  • Umidade e sombra
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9
Q

O QUE É DOMINANTE NAS PTERIDÓFITAS?

A

O esporófito

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10
Q

QUAIS SÃO OS VASOS CONDUTORES?

A

Xilema e floema

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11
Q

XILEMA

A

Seiva bruta - água e sais

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12
Q

FLOEMA

A

Seiva elaborada - açúcar

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13
Q

GIMNOSPERMAS

A
  • TEM sementes
  • Não dependem da água
  • Grão de pólen
  • Ambiente frios
  • Vasculares
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14
Q

ANGIOSPERMAS

A
  • Frutos e flores
  • Maior diversidade
  • Pólen
  • Sementes
  • Vasculares
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