{"id":13011,"date":"2025-11-30T22:54:21","date_gmt":"2025-11-30T21:54:21","guid":{"rendered":"https:\/\/www.evoluscience.fr\/?page_id=13011"},"modified":"2025-12-14T17:17:24","modified_gmt":"2025-12-14T16:17:24","slug":"activite-4","status":"publish","type":"page","link":"https:\/\/www.evoluscience.fr\/index.php\/sixieme\/partie-1\/chapitre-4-les-changements-de-peuplement\/activite-4\/","title":{"rendered":"Activit\u00e9 4"},"content":{"rendered":"\n<p class=\"has-vivid-red-color has-text-color has-link-color wp-elements-1 wp-block-paragraph\">III. <strong><u>L\u2019\u00e9cosyst\u00e8me lors de catastrophes<\/u><\/strong><\/p>\n\n\n\n<div style=\"height:43px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ol style=\"list-style-type:upper-roman\" class=\"wp-block-list\">\n<li><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Un \u00e9cosyst\u00e8me peut subir des perturbations plus importantes qu\u2019un changement de saison comme les incendies de for\u00eat. Malgr\u00e9 les d\u00e9g\u00e2ts que l\u2019incendie peut provoquer, au bout de plusieurs mois voire ann\u00e9es, on peut constater que l\u2019\u00e9cosyst\u00e8me arrive \u00e0 se reconstruire.<\/em><\/p>\n\n\n\n<div style=\"height:49px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-vivid-green-cyan-color has-text-color has-link-color wp-elements-2 wp-block-paragraph\">Comment r\u00e9agit un \u00e9cosyst\u00e8me lors d\u2019un incendie&nbsp;?<\/p>\n\n\n\n<div style=\"height:29px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-background wp-block-paragraph\" style=\"background-color:#ffb886\">Activit\u00e9 4&nbsp;: &nbsp;Etude de l\u2019effet d\u2019un incendie sur un \u00e9cosyst\u00e8me<\/p>\n\n\n\n<div style=\"height:37px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Comp\u00e9tence travaill\u00e9e&nbsp;:<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Saisir les informations dans un document<\/em><\/li>\n<\/ul>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10 % des feux de for\u00eats sont d&rsquo;origine naturelle, c&rsquo;est-\u00e0-dire provoqu\u00e9s par la foudre ou par une \u00e9ruption volcanique. 90 % sont d&rsquo;origine humaine et surviennent soit de mani\u00e8re accidentelle soit de mani\u00e8re intentionnelle.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00a0Utiliser le Genially<a href=\"https:\/\/view.genially.com\/67b85436ed6e2b71c4b76f80\/interactive-content-perturbation-naturelle\" target=\"_blank\" rel=\"noopener\" title=\"\"> \u00ab Les effets d\u2019une perturbation sur un \u00e9cosyst\u00e8me \u00bb<\/a> pour r\u00e9pondre aux questions sur votre fiche.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/www.evoluscience.fr\/index.php\/sixieme\/partie-1\/chapitre-4-les-changements-de-peuplement\/activite-4\/conclusion\/\" target=\"_blank\" rel=\" noreferrer noopener\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"538\" height=\"538\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion.png\" alt=\"\" class=\"wp-image-370\" style=\"width:440px;height:auto\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion.png 538w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-150x150.png 150w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-300x300.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-520x520.png 520w\" sizes=\"auto, (max-width: 538px) 100vw, 538px\" \/><\/a><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/www.evoluscience.fr\/index.php\/sixieme\/partie-1\/chapitre-4-les-changements-de-peuplement\/activite-4\/devoir\/\" target=\"_blank\" rel=\" noreferrer noopener\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"538\" height=\"538\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/devoirs.png\" alt=\"\" class=\"wp-image-428\" style=\"width:444px;height:auto\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/devoirs.png 538w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/devoirs-150x150.png 150w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/devoirs-300x300.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/devoirs-520x520.png 520w\" sizes=\"auto, (max-width: 538px) 100vw, 538px\" \/><\/a><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2025\/11\/6-P1-Chp4Act4-FC.pdf\" target=\"_blank\" rel=\" noreferrer noopener\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"735\" height=\"735\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1.png\" alt=\"\" class=\"wp-image-4366\" style=\"width:421px;height:auto\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1.png 735w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-300x300.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-150x150.png 150w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-520x520.png 520w\" sizes=\"auto, (max-width: 735px) 100vw, 735px\" \/><\/a><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>III. L\u2019\u00e9cosyst\u00e8me lors de catastrophes Un \u00e9cosyst\u00e8me peut subir des perturbations plus importantes qu\u2019un changement de saison comme les incendies de for\u00eat. Malgr\u00e9 les d\u00e9g\u00e2ts que l\u2019incendie peut provoquer, au bout de plusieurs mois voire<a class=\"read-more\" href=\"https:\/\/www.evoluscience.fr\/index.php\/sixieme\/partie-1\/chapitre-4-les-changements-de-peuplement\/activite-4\/\">Continue reading<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":12978,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_monsterinsights_skip_tracking":false,"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"class_list":["post-13011","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/13011","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/comments?post=13011"}],"version-history":[{"count":5,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/13011\/revisions"}],"predecessor-version":[{"id":13157,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/13011\/revisions\/13157"}],"up":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/12978"}],"wp:attachment":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/media?parent=13011"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}