{"id":288,"date":"2013-04-04T12:48:52","date_gmt":"2013-04-04T11:48:52","guid":{"rendered":"http:\/\/www.logobio.fr\/?p=288"},"modified":"2014-04-18T10:10:19","modified_gmt":"2014-04-18T09:10:19","slug":"origine-de-la-matiere-des-etres-vivants","status":"publish","type":"post","link":"https:\/\/www.logobio.fr\/?p=288","title":{"rendered":"Origine de la mati\u00e8re des \u00eatres vivants"},"content":{"rendered":"<p>&nbsp;<\/p>\n<h1>\u00a0<span style=\"text-decoration: underline;\"><span style=\"color: #666699; text-decoration: underline;\"><br \/>\n<iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/MIvUFUWvIsI?rel=0\" height=\"315\" width=\"420\" allowfullscreen=\"\" frameborder=\"0\"><\/iframe><br \/>\nI \/ Mise en \u00e9vidence de la croissance des \u00eatres vivants.<\/span><\/span><\/h1>\n<h2><span style=\"text-decoration: underline;\"><span style=\"color: #666699; text-decoration: underline;\">1\/ Une exp\u00e9rience de germination de la lentille.<\/span><\/span><\/h2>\n<p>A la maison: d\u00e9poser des graines de lentille dans un pot de yaourt contenant de la ouate humide.<\/p>\n<ul>\n<li><span style=\"font-size: 13px; line-height: 19px;\">pendant les quinze premiers jour reporter les valeurs correspondant \u00e0 la taille des plantules dans le tableau ci dessous.<\/span><\/li>\n<\/ul>\n<table width=\"438\" border=\"1\" cellspacing=\"0\" cellpadding=\"4\">\n<colgroup>\n<col width=\"165\" \/>\n<col width=\"254\" \/> <\/colgroup>\n<tbody>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">jour<\/p>\n<\/td>\n<td width=\"254\">\n<p align=\"CENTER\">Taille des plantules (en cm)<\/p>\n<\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">1<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">2<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">3<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">4<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">5<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">6<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">7<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">8<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">9<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">10<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">11<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">12<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">13<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">14<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<tr valign=\"TOP\">\n<td width=\"165\">\n<p align=\"CENTER\">15<\/p>\n<\/td>\n<td width=\"254\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul>\n<li><span style=\"line-height: 19px;\">A partir des r\u00e9sultats, construire le graphique correspondant \u00e0 la taille des plantules en fonction du temps.<\/span><\/li>\n<\/ul>\n<h2><span style=\"text-decoration: underline;\"><span style=\"color: #666699; text-decoration: underline;\">2\/ la croissance des pins maritimes.<\/span><\/span><\/h2>\n<p>A partir du tableau de donn\u00e9es du manuel num\u00e9rique (document 5 p 99 ):<\/p>\n<ul>\n<li>Construire le graphique repr\u00e9sentant la hauteur des pins maritimes en fonction de l&rsquo;\u00e2ge.<\/li>\n<li>Construire le graphique repr\u00e9sentant le diam\u00e8tre du tronc en fonction de l&rsquo;\u00e2ge.<\/li>\n<\/ul>\n<h2><span style=\"text-decoration: underline;\"><span style=\"color: #666699; text-decoration: underline;\">\u00a0<\/span><\/span><\/h2>\n<p><strong><span style=\"color: #ff0000;\">Bilan :\u00a0Tous les organismes vivants sont des\u00a0producteurs.<\/span><\/strong><\/p>\n<p><strong><span style=\"color: #008000;\">Comment les \u00eatres vivants construisent-ils la mati\u00e8re qui les compose?<\/span><\/strong><\/p>\n<h1><span style=\"text-decoration: underline;\"><span style=\"color: #666699; text-decoration: underline;\">II \/ Les besoins nutritifs des \u00eatres vivants.<\/span><\/span><\/h1>\n<h2><span style=\"text-decoration: underline;\"><span style=\"color: #666699; text-decoration: underline;\">1\/ Les besoins nutritif des v\u00e9g\u00e9taux verts.<\/span><\/span><\/h2>\n<p>exp\u00e9rience de croissance \u00e0 partir des diff\u00e9rentes hypoth\u00e8se vues en cours.<\/p>\n<p>besoin de :<\/p>\n<ul>\n<li><span style=\"line-height: 13px;\">eau<\/span><\/li>\n<li>terre<\/li>\n<li>lumi\u00e8re<\/li>\n<li>parler aux plantes<\/li>\n<li>chaleur<\/li>\n<li>min\u00e9raux<\/li>\n<li>dioxyde de carbone<\/li>\n<li>dioxyg\u00e8ne<\/li>\n<\/ul>\n<p><strong><span style=\"color: #ff0000;\">bilan : Les v\u00e9g\u00e9taux chlorophylliens n&rsquo;ont besoin pour\u00a0se nourrir que de mati\u00e8re min\u00e9rale, \u00e0 condition\u00a0<\/span><span style=\"color: #ff0000;\">de recevoir de la lumi\u00e8re.<\/span><\/strong><\/p>\n<h2><span style=\"text-decoration: underline;\"><span style=\"color: #666699; text-decoration: underline;\">2\/ les \u00a0besoins des champigons.<\/span><\/span><\/h2>\n<h2><span style=\"font-family: Arial, Helvetica, sans-serif; font-size: 13px;\">A partir de la vid\u00e9o, compl\u00e9ter le questionnaire : question pour un champignon<\/span><\/h2>\n<p><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/j8zkie24WvE?rel=0\" height=\"315\" width=\"420\" allowfullscreen=\"\" frameborder=\"0\"><\/iframe><\/p>\n<h2><span style=\"text-decoration: underline;\"><span style=\"color: #666699; text-decoration: underline;\">3\/ les besoins nutritifs des animaux.<\/span><\/span><\/h2>\n<p>\u00e9tude \u00e0 partir des documents des pages 114-115 du livre num\u00e9rique<\/p>\n<p><strong><span style=\"color: #ff0000;\">bilan :Tous les autres organismes vivants se<\/span><\/strong><br \/>\n<strong><span style=\"color: #ff0000;\"> nourrissent toujours de mati\u00e8re min\u00e9rale et de<\/span><\/strong><br \/>\n<strong><span style=\"color: #ff0000;\"> mati\u00e8re provenant d\u2019autres organismes vivants.<\/span><br \/>\n<\/strong><\/p>\n<p><strong><span style=\"color: #ff0000;\">bilan g\u00e9n\u00e9ral sur les besoins des \u00eatres vivants :Tout organisme vivant produit sa propre<br \/>\nmati\u00e8re \u00e0 partir de celle qu\u2019il pr\u00e9l\u00e8ve dans le<br \/>\nmilieu.<\/span><\/strong><\/p>\n<h1><strong><span style=\"text-decoration: underline;\"><span style=\"color: #666699; text-decoration: underline;\">\u00a0III\/ la transformation des \u00eatres vivants dans le sol.<\/span><\/span><\/strong><\/h1>\n<p>En se promenant dans la for\u00eat en automne (novembre) , Julien, remarque un tapis de feuille d&rsquo;une hauteur de 1.20 m au pied d&rsquo;un ch\u00eane.<\/p>\n<p>de nouveau dans la for\u00eat en juin, il constate que ce tapis de feuille ne mesure plus que 10 cm de hauteur.<\/p>\n<ul>\n<li><strong><span style=\"line-height: 13px; color: #008000;\">pouvez vous expliquer ce\u00a0ph\u00e9nom\u00e8ne\u00a0? <\/span><\/strong><span style=\"line-height: 13px; color: #008000;\"><span style=\"color: #000000;\">( t\u00e2che complexe)<\/span><\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2><strong><span style=\"text-decoration: underline;\"><span style=\"color: #666699; text-decoration: underline;\">1\/ \u00e9tude de la composition d&rsquo;un sol.<\/span><\/span><\/strong><\/h2>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #ff0000;\"><strong>bilan : Le sol est compos\u00e9 :<\/strong><\/span><br \/>\n<span style=\"color: #ff0000;\"><strong>&#8211; de micro-organismes et de\u00a0restes d\u2019organismes<\/strong><\/span><br \/>\n<span style=\"color: #ff0000;\"><strong>vivants,<\/strong><\/span><br \/>\n<span style=\"color: #ff0000;\"><strong>&#8211; de mati\u00e8re min\u00e9rale provenant de la<\/strong><\/span><br \/>\n<span style=\"color: #ff0000;\"><strong>transformation des restes d\u2019organismes vivants<\/strong><\/span><br \/>\n<span style=\"color: #ff0000;\"><strong>et des roches du sous sol.<\/strong><\/span><\/p>\n<h2><span style=\"text-decoration: underline;\"><strong><span style=\"color: #666699; text-decoration: underline;\">2\/ actions des organismes vivants sur la mati\u00e8re.<\/span><\/strong><\/span><\/h2>\n<p><a href=\"https:\/\/www.logobio.fr\/wp-content\/uploads\/2014\/04\/reseau-ALIMENTAIRE-DU-SOL.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-905\" alt=\"reseau ALIMENTAIRE DU SOL\" src=\"https:\/\/www.logobio.fr\/wp-content\/uploads\/2014\/04\/reseau-ALIMENTAIRE-DU-SOL.jpg\" width=\"500\" height=\"499\" srcset=\"https:\/\/www.logobio.fr\/wp-content\/uploads\/2014\/04\/reseau-ALIMENTAIRE-DU-SOL.jpg 500w, https:\/\/www.logobio.fr\/wp-content\/uploads\/2014\/04\/reseau-ALIMENTAIRE-DU-SOL-150x150.jpg 150w, https:\/\/www.logobio.fr\/wp-content\/uploads\/2014\/04\/reseau-ALIMENTAIRE-DU-SOL-300x300.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><a href=\"https:\/\/www.logobio.fr\/wp-content\/uploads\/2014\/04\/sch\u00e9ma-de-la-d\u00e9composition-de-la-mati\u00e8re-organique-et-humification.jpg\"><br \/>\n<\/a><\/a><\/p>\n<p><a href=\"https:\/\/www.logobio.fr\/wp-content\/uploads\/2014\/04\/ACTION-DE-LA-FAUNE-DU-SOL.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-902\" alt=\"ACTION DE LA FAUNE DU SOL\" src=\"https:\/\/www.logobio.fr\/wp-content\/uploads\/2014\/04\/ACTION-DE-LA-FAUNE-DU-SOL.jpg\" width=\"900\" height=\"707\" srcset=\"https:\/\/www.logobio.fr\/wp-content\/uploads\/2014\/04\/ACTION-DE-LA-FAUNE-DU-SOL.jpg 900w, https:\/\/www.logobio.fr\/wp-content\/uploads\/2014\/04\/ACTION-DE-LA-FAUNE-DU-SOL-300x235.jpg 300w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/a><\/p>\n<p><strong><span style=\"color: #ff0000;\">bilan : La mati\u00e8re des organismes vivants se<br \/>\ntransforme en mati\u00e8re min\u00e9rale.<\/span><\/strong><\/p>\n<h2><span style=\"text-decoration: underline;\"><strong><span style=\"color: #666699; text-decoration: underline;\">3\/ conclusion<\/span><\/strong><\/span><\/h2>\n<p><span style=\"color: #ff0000;\"><strong>bilan :\u00a0Le sol abrite des \u00eatres vivants qui, au travers de\u00a0r\u00e9seaux alimentaires, transforment les restes\u00a0d\u2019organismes vivants en mati\u00e8re min\u00e9rale : ce\u00a0sont des d\u00e9composeurs.<\/strong><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; \u00a0 I \/ Mise en \u00e9vidence de la croissance des \u00eatres vivants. 1\/ Une exp\u00e9rience de germination de la lentille. A la maison: d\u00e9poser des graines de lentille dans un pot de yaourt contenant de la ouate humide. pendant les quinze premiers jour reporter les valeurs correspondant \u00e0 la taille des plantules dans le [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[82,81,78,79,80,83],"_links":{"self":[{"href":"https:\/\/www.logobio.fr\/index.php?rest_route=\/wp\/v2\/posts\/288"}],"collection":[{"href":"https:\/\/www.logobio.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.logobio.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.logobio.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.logobio.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=288"}],"version-history":[{"count":18,"href":"https:\/\/www.logobio.fr\/index.php?rest_route=\/wp\/v2\/posts\/288\/revisions"}],"predecessor-version":[{"id":290,"href":"https:\/\/www.logobio.fr\/index.php?rest_route=\/wp\/v2\/posts\/288\/revisions\/290"}],"wp:attachment":[{"href":"https:\/\/www.logobio.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=288"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.logobio.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=288"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.logobio.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=288"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}