{"common":{"save":0,"post_id":"9600","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"10408","post_id":"9600","mon_id":"1159539","chapter_id":"1160145","question":"<p data-pm-slice=\"0 0 []\">\u0110\u1eb7c \u0111i\u1ec3m nào có \u1edf qu\u1ea7n xã mà không có \u1edf qu\u1ea7n th\u1ec3 sinh v\u1eadt?<\/p>","options":["A. Có s\u1ed1 cá th\u1ec3 cùng m\u1ed9t loài.","B. Cùng phân b\u1ed1 trong m\u1ed9t kho\u1ea3ng không gian xác \u0111\u1ecbnh. ","C. T\u1eadp h\u1ee3p các qu\u1ea7n th\u1ec3 thu\u1ed9c nhi\u1ec1u loài sinh v\u1eadt.","D. X\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng giao ph\u1ed1i và sinh s\u1ea3n."],"correct":"3","level":"2","hint":"","answer":"<p>\u0110áp án:<strong> C. T\u1eadp h\u1ee3p các qu\u1ea7n th\u1ec3 thu\u1ed9c nhi\u1ec1u loài sinh v\u1eadt.<\/strong><\/p><ul data-end=\"507\" data-start=\"94\"> <li data-end=\"285\" data-start=\"94\"><p data-end=\"285\" data-start=\"96\"><strong data-end=\"117\" data-start=\"96\">Qu\u1ea7n th\u1ec3 sinh v\u1eadt<\/strong>: là <strong data-end=\"154\" data-start=\"122\">t\u1eadp h\u1ee3p các cá th\u1ec3 cùng loài<\/strong>, s\u1ed1ng trong m\u1ed9t khu v\u1ef1c nh\u1ea5t \u0111\u1ecbnh, vào m\u1ed9t th\u1eddi \u0111i\u1ec3m nh\u1ea5t \u0111\u1ecbnh, có kh\u1ea3 n\u0103ng <strong data-end=\"256\" data-start=\"231\">giao ph\u1ed1i và sinh s\u1ea3n<\/strong> v\u1edbi nhau, t\u1ea1o ra th\u1ebf h\u1ec7 m\u1edbi.<\/p><\/li> <li data-end=\"507\" data-start=\"287\"><p data-end=\"507\" data-start=\"289\"><strong data-end=\"309\" data-start=\"289\">Qu\u1ea7n xã sinh v\u1eadt<\/strong>: là <strong data-end=\"376\" data-start=\"314\">t\u1eadp h\u1ee3p nhi\u1ec1u qu\u1ea7n th\u1ec3 sinh v\u1eadt thu\u1ed9c nhi\u1ec1u loài khác nhau<\/strong>, cùng sinh s\u1ed1ng trong m\u1ed9t <strong data-end=\"433\" data-start=\"403\">kho\u1ea3ng không gian xác \u0111\u1ecbnh<\/strong>, <strong data-end=\"456\" data-start=\"435\">tác \u0111\u1ed9ng l\u1eabn nhau<\/strong> và <strong data-end=\"478\" data-start=\"460\">ph\u1ee5 thu\u1ed9c nhau<\/strong>, t\u1ea1o thành m\u1ed9t h\u1ec7 sinh thái.<\/p><\/li><\/ul>","type":"choose","extra_type":"classic","time":"0","user_id":"139","test":"0","date":"2025-07-05 23:24:25","option_type":"txt","len":3},{"id":"10409","post_id":"9600","mon_id":"1159539","chapter_id":"1160145","question":"<p data-pm-slice=\"0 0 []\">Hãy l\u1ef1a ch\u1ecdn phát bi\u1ec3u sai trong các phát bi\u1ec3u sau<\/p>","options":["A. \u0110\u1ed9 \u0111a d\u1ea1ng c\u1ee7a qu\u1ea7n xã th\u1ec3 hi\u1ec7n b\u1edfi m\u1ee9c \u0111\u1ed9 phong phú v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng loài trong qu\u1ea7n xã.","B. S\u1ed1 l\u01b0\u1ee3ng cá th\u1ec3 trong qu\u1ea7n xã thay \u0111\u1ed5i theo nh\u1eefng thay \u0111\u1ed5i c\u1ee7a ngo\u1ea1i c\u1ea3nh.","C. S\u1ed1 l\u01b0\u1ee3ng loài trong qu\u1ea7n xã \u0111\u01b0\u1ee3c \u0111ánh giá qua nh\u1eefng ch\u1ec9 s\u1ed1 v\u1ec1 \u0111\u1ed9 \u0111a dang, \u0111\u1ed9 nhi\u1ec1u, \u0111\u1ed9 th\u01b0\u1eddng g\u1eb7p.","D. Qu\u1ea7n xã có c\u1ea5u trúc không \u1ed5n \u0111\u1ecbnh, luôn thay \u0111\u1ed5i."],"correct":"4","level":"2","hint":"","answer":"<p>\u0110áp án: <strong>D. Qu\u1ea7n xã có c\u1ea5u trúc không \u1ed5n \u0111\u1ecbnh, luôn thay \u0111\u1ed5i.<\/strong><\/p><p><strong data-end=\"819\" data-start=\"811\">Sai.<\/strong> Qu\u1ea7n xã <strong data-end=\"861\" data-start=\"828\">có c\u1ea5u trúc t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh<\/strong>, nh\u1edd các <strong data-end=\"896\" data-is-only-node=\"\" data-start=\"871\">m\u1ed1i quan h\u1ec7 sinh thái<\/strong> nh\u01b0 c\u1ea1nh tranh, v\u1eadt \u0103n th\u1ecbt – con m\u1ed3i, c\u1ed9ng sinh, kh\u1ed1ng ch\u1ebf sinh h\u1ecdc… Tuy nhiên, khi môi tr\u01b0\u1eddng thay \u0111\u1ed5i m\u1ea1nh thì qu\u1ea7n xã <strong data-end=\"1057\" data-start=\"1019\">m\u1edbi có th\u1ec3 bi\u1ebfn \u0111\u1ed9ng ho\u1eb7c di\u1ec5n th\u1ebf<\/strong>.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"139","test":"0","date":"2025-07-05 23:24:59","option_type":"txt","len":3},{"id":"10410","post_id":"9600","mon_id":"1159539","chapter_id":"1160145","question":"<p data-pm-slice=\"0 0 []\">Qu\u1ea7n xã nào sau \u0111ây có \u0111\u1ed9 \u0111a d\u1ea1ng cao nh\u1ea5t?<\/p>","options":["A. Qu\u1ea7n xã sinh v\u1eadt r\u1eebng thông ph\u01b0\u01a1ng B\u1eafc.","B. Qu\u1ea7n xã sinh v\u1eadt r\u1eebng m\u01b0a nhi\u1ec7t \u0111\u1edbi.","C. Qu\u1ea7n xã sinh v\u1eadt savan.","D. Qu\u1ea7n xã sinh v\u1eadt r\u1eebng lá r\u1ed9ng ôn \u0111\u1edbi."],"correct":"2","level":"2","hint":"","answer":"<p>\u0110áp án:<strong> B. Qu\u1ea7n xã sinh v\u1eadt r\u1eebng m\u01b0a nhi\u1ec7t \u0111\u1edbi.<\/strong><\/p><ul> <li data-end=\"199\" data-start=\"98\"><p data-end=\"199\" data-start=\"100\"><strong data-end=\"126\" data-start=\"100\">\u0110\u1ed9 \u0111a d\u1ea1ng c\u1ee7a qu\u1ea7n xã<\/strong> th\u1ec3 hi\u1ec7n qua <strong data-end=\"186\" data-start=\"140\">s\u1ed1 l\u01b0\u1ee3ng loài sinh v\u1eadt và m\u1ee9c \u0111\u1ed9 phong phú<\/strong> c\u1ee7a chúng.<\/p><\/li> <li data-end=\"515\" data-start=\"200\"><p data-end=\"330\" data-start=\"202\"><strong data-end=\"224\" data-start=\"202\">R\u1eebng m\u01b0a nhi\u1ec7t \u0111\u1edbi<\/strong> (nh\u01b0 r\u1eebng Amazon, r\u1eebng \u0110ông Nam Á) là <strong data-end=\"325\" data-start=\"263\">h\u1ec7 sinh thái có \u0111\u1ed9 \u0111a d\u1ea1ng sinh h\u1ecdc cao nh\u1ea5t trên Trái \u0110\u1ea5t<\/strong>, do:<\/p> <ul data-end=\"515\" data-start=\"333\"> <li data-end=\"375\" data-start=\"333\"><p data-end=\"375\" data-start=\"335\">Khí h\u1eadu nóng \u1ea9m quanh n\u0103m, ít bi\u1ebfn \u0111\u1ed9ng.<\/p><\/li> <li data-end=\"443\" data-start=\"378\"><p data-end=\"443\" data-start=\"380\">Cung c\u1ea5p \u0111i\u1ec1u ki\u1ec7n lý t\u01b0\u1edfng cho nhi\u1ec1u loài sinh v\u1eadt phát tri\u1ec3n.<\/p><\/li> <li data-end=\"515\" data-start=\"446\"><p data-end=\"515\" data-start=\"448\">Có s\u1ef1 phân t\u1ea7ng th\u1ef1c v\u1eadt phong phú (tán cao, tán trung, tán th\u1ea5p…).<\/p><\/li> <\/ul> <\/li><\/ul>","type":"choose","extra_type":"classic","time":"0","user_id":"139","test":"0","date":"2025-07-05 23:25:34","option_type":"txt","len":3}]}