Les Oursins

Question 1

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Les algues
Should have chosen
Les petits poissons
Should not have chosen
D’autres oursins
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Les concombres de mer
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Question 2

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Sur la plage
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Dans les zones des marées et dans les zones toujours submergées
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Sous l’eau seulement
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Uniquement dans la zone des marées
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Question 3

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Pentaradiée
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Cure dent
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Hérisson
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Dôme
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Question 4

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Les vertébrés
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Les pourpres
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Les échinodermes
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Les Strongylocentrotus
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Question 5

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Son piquant
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Son nez
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Ses pieds
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Sa bouche
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Question 6

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Parce que les oursins produisent beaucoup d’oeufs relativement gros
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Parce que les oursins produisent beaucoup d’œufs
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Parce qu’ils permettent de faire de bonnes omelettes
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Parce que les œufs d’oursins sont relativement gros
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