• #6ème- Expériences virtuelles sur la germination des graines

    Expériences virtuelles sur la germination des graines (auteur F. Pellegrin)

    Voici des expériences virtuelles pour vous entrainer à bien maitriser les notions de témoin et de facteur à faire varier. Pour rappel, voici les résultats au bout de 48h des expériences faites en classe:

    Chapitre 7 : le développement des végétaux

    Témoin : germination

    Sans eau : pas de germination

    Sans chaleur : pas de germination

    Sans lumière : germination

    Conclusion : l'eau et la chaleur sont indispensables à la germination des graines mais pas la lumière

     


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