{"id":9816,"date":"2026-05-28T11:26:48","date_gmt":"2026-05-28T07:26:48","guid":{"rendered":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/?p=9816"},"modified":"2026-05-28T11:26:48","modified_gmt":"2026-05-28T07:26:48","slug":"mettre-en-evidence-que-la-matiere-organique-des-etres-vivants-est-decomposee-apres-leur-mort-analyse-de-la-litiere","status":"publish","type":"post","link":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/2026\/05\/28\/mettre-en-evidence-que-la-matiere-organique-des-etres-vivants-est-decomposee-apres-leur-mort-analyse-de-la-litiere\/","title":{"rendered":"Mettre en \u00e9vidence que la mati\u00e8re organique des \u00eatres vivants est d\u00e9compos\u00e9e apr\u00e8s leur mort : analyse de la LITIERE."},"content":{"rendered":"<p>Pour comprendre les m\u00e9canismes de recyclage de la mati\u00e8re organique morte, les \u00e9l\u00e8ves de 5\u00e8me commencent par analyser un \u00e9tage important du sol: la Liti\u00e8re.<\/p>\n<p>Ils ont pr\u00e9lev\u00e9 un \u00e9chantillon de liti\u00e8re dans le coll\u00e8ge et l&rsquo;on apport\u00e9 en classe pour analyse.<\/p>\n<p>&nbsp;<\/p>\n<figure id=\"attachment_9819\" aria-describedby=\"caption-attachment-9819\" style=\"width: 139px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-9819 size-medium\" src=\"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085736-139x300.jpg\" alt=\"\" width=\"139\" height=\"300\" srcset=\"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085736-139x300.jpg 139w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085736-473x1024.jpg 473w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085736-768x1662.jpg 768w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085736-710x1536.jpg 710w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085736-946x2048.jpg 946w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085736-116x250.jpg 116w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085736-519x1123.jpg 519w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085736-scaled.jpg 1183w\" sizes=\"auto, (max-width: 139px) 100vw, 139px\" \/><figcaption id=\"caption-attachment-9819\" class=\"wp-caption-text\">Analyser avec un outil scientifique: la loupe binoculaire.<\/figcaption><\/figure>\n<figure id=\"attachment_9818\" aria-describedby=\"caption-attachment-9818\" style=\"width: 139px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-9818 size-medium\" src=\"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085718-139x300.jpg\" alt=\"\" width=\"139\" height=\"300\" srcset=\"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085718-139x300.jpg 139w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085718-473x1024.jpg 473w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085718-768x1662.jpg 768w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085718-710x1536.jpg 710w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085718-946x2048.jpg 946w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085718-116x250.jpg 116w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085718-519x1123.jpg 519w, https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-content\/uploads\/sites\/23\/2026\/05\/20260527_085718-scaled.jpg 1183w\" sizes=\"auto, (max-width: 139px) 100vw, 139px\" \/><figcaption id=\"caption-attachment-9818\" class=\"wp-caption-text\">Des \u00ab\u00a0zandettes\u00a0\u00bb, larves de col\u00e9opt\u00e8res (hannetons,&#8230;)<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pour comprendre les m\u00e9canismes de recyclage de la mati\u00e8re organique morte, les \u00e9l\u00e8ves de 5\u00e8me commencent par analyser un \u00e9tage important du sol: la Liti\u00e8re. &hellip;<\/p>\n","protected":false},"author":27950,"featured_media":9822,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16,115,206],"tags":[76,170],"class_list":["post-9816","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","category-sciences-de-la-vie-et-de-la-terre","category-scientifiques","tag-edd","tag-svt"],"_links":{"self":[{"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/posts\/9816","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/users\/27950"}],"replies":[{"embeddable":true,"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/comments?post=9816"}],"version-history":[{"count":2,"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/posts\/9816\/revisions"}],"predecessor-version":[{"id":9821,"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/posts\/9816\/revisions\/9821"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/media\/9822"}],"wp:attachment":[{"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/media?parent=9816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/categories?post=9816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/etab.ac-reunion.fr\/clg-mahe-de-labourdonnais\/wp-json\/wp\/v2\/tags?post=9816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}