资源描述：
《北师大版新七年级上册生物复习资料》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。
1、北师大版生物学七年级上册各单元复习提纲第1章生命的世界1.生物家族包括原生生物、植物、动物、真菌、细菌、病毒2.生物圈包括：大气圈的下层、整个水圈、岩石圈的上层3.生物的多样性包括：物种多样性、遗传多样性（也叫基因多样性）、生态系统多样性生物圈是地球上最大的生态系统。生态系统由生物和环境共同组成常见的生态系统：一片森林、一个池塘、一块草地、一块农田、一条河、一个校园、一座城市一棵桃树、一群鱼等不是一个生态系统。4.生物的特征应激性：如朵朵葵花向太阳、一滴糖水会招来蚂蚁、含羞草的叶片受到触动时会下垂、吃话梅分泌唾液“春色满园关不
2、住，一枝红杏出墙来”生长：一粒种子萌发长成幼苗、一株幼苗长成一棵大树繁殖：如蜻蜓点水、母鸡下蛋、孔雀开屏、植物开花结果新陈代谢（生物的最基本特征）如：植物光合作用、落叶、运动后出汗、呼吸、排尿等5、生态因素：环境中影响生物形态、生理、分布的各种因素。非生物因素：阳光、空气、水分、土壤、温度、湿度同种生物间的关系：互助（如“企鹅喂食、蚂蚁共同搬运食物）、斗争（如梅花鹿求偶争斗）生物因素：tomorrowIgofishingtotheEast.Bossesdon'thavefishtoeat."Positionsoutofafat
3、man:"goingonnowinthepast,theImperialArmycameaftereatingisbad."OldKingsHeadRushthankedthecaptainrushedtothebaseforHongKong,ShenYuezhensaid:"Ithinksowell!"Aboardtheship,toldthroughagain.MonthsProhappymealsfreshlyprepared,Scullchunkspostimmediately.CardthatFushengofthe
4、Elvestakecareof:"oldKingsHeadtomorrow,yourfishsuchasweCaptain!""Know"thisistheKing'svoice,byfar.Atnight,theshiptoport,nexttoseeafewxieyeofsmallfishingvessels,stopeating.Alexaftereatingtwoadjacentboatsstoppingby.Learnedfromthemouthsoflocalfishermenherehaveisguerrilla
5、zones,EastTaihuLakeinfestedwithbandits,Miaoganglandmark,quietatnight,sometimesinthemorningzhenzeJapanDevilssweep,afternoonzhenze,Westofguerrillaactivities.Backontheboat,monthlyProactiondecidedbythefirstprogramme,gotoMiaogang,findfocalpointconnector.Gentlyopentheship
6、,sailedintothetracklessYang.MonthsProhaslostitsway,don'tknowdirection,andhadtolettheoldKingwasdriving.OldKingpullingtwooarssaid:"gooddaytoseethestars,cloudydaybyfeel.Youtakeabreak,gotoclassina构词成分。."No,thecabintherewas"grunting...Shout..."snore.Thenextmorning,Miaoga
7、ngtheLionBridgeamourningfisherman'swoman.Headwrappedinwhitecloth,foot-wearwhiteshoes,sellingfishinafishline.Heraredfloweronthetoeinhisleftfoot,awhitefloweronthetoeofhisrightfoot,whichisajointsign.Womenwereobservedonthestreetthatatobaccostores,postedalotofsmokeonthed
8、oor,thereisnooldknifebrand.ShopkeepersfacingWest,thereareanothertwostrangerslookingaround.MonthsProknowsthisfocalpointhasbeenexposed,shequ
