Evolution Flashcards

1
Q

Quels sont les 3 gaz les plus en hausse dans l’atmosphere ?

A

C02,methane,n20

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2
Q

Définition de la vie

A

Structure complexe avec un métabolisme, capable de se reproduire, qui requiert de l’énergie et qui a une fin.

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3
Q

1ere étape

A

Stromatolithes 3.5 GA

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4
Q

2eme etape

A

Protozoaires 1.5 GA

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5
Q

3eme

A

Faune d’édiacara 600 MA

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6
Q

4eme

A

Explosion de la vie dans les oceans 544 MA

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7
Q

5eme

A

La vie migre sur les continents

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8
Q

Stromatolithes

A

Bactérie filamenteuse

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9
Q

Protozoaire

A

bactérie unicellulaire recouvert d’un enveloppe mineral

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10
Q

Nommez 4 invertébré retrouver lors de l’explosion de la vie dans les oceans.

A

echinodermes, trilobites, brachiopodes, mollusques

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