04 1.2.2 生物与环境组成生态系统（课时作业）-2020-2021学年七年级生物初一上册【阳光计划】初中同步（人教版）

&'()! #$%& '( )*+,-! h$"ijOP,./#&$%Èkl;,m´n$op aXK6$ö"Ƹ¦h,qr'2��¦9:(' !""!#$/,-23#415 !!"#$(012*3456)7/6)8 ! !"!lÎ%&£3�%ü$�!Ø34!"4y: %l4y!Í2EÜÝ!5¬6%lðb�®%ü$! "!À$()-!"4y!Íö2EÜÝ!5¬6" ! !"!!"7)Ñ8�ü$!"�D!Ájk%¯ 9!)Ñ8�Na%!5¬6" $ !"!AB%:6&;<:;$%$="[\�y= ,%y=��(E>uÝ�":@�%?�<="!ø Øÿ+@&¬¿<=>%ýAÑf!5¬6:%u[Ýy ØnÊ!BD)y=,!üMF�ÛÜýA!5jk!a ýACK%*�D�,Z�EwVFMï=%GH¿; <V!XGH"ÂýA" $ !"!��2EYE~���![\M&Ý%$=" Fª!)!5¬6:%IJ,%õD��KEy=$=" B!<="!üM��/34y=," " !"!y¸Ø34���"!Ø;$Õ�B!EYE~ �����$="!2ÂRX�Óà!/Fó"� ª "!./!)!5¬6:%!B,%A¿DEó"lt!2 EÓL��$="![\MN]©NÑM�"Fª!./ FIJ," # !"!OP&Qö&RØ)IJ,!öÊ!B,%a©& Þ©&SîØ)IJ,!öÊ!B,% ¡&£&¤¥Ø) IJ,!öÊ!B," # !"!M[!"ÜÝ%ª"T)U"»"¸"V!¦ �ª"T:!W¸%çèéê!�»%çè´Ê!U%ç è.~Ø»%çè´Êïéê" # !"!X:#[!"¨©)¢ª«¬!ÜÝ��ª" T+̧ "V¿¸"»"V"ª"T%>�)!B,!M§ FuYIJ,!Ù/:È!̧ )!B,!»¿VFIJ," $ !"!Z¸E��~�����$="!34!B," ¦�ª"T:!Eèbª"TN[xz\]^!\]^F N$YIJ," # !"!IJ,ßZ)¸MN]©NÑM���"Fª %ó"%y=,ßZ)¸Ú$¿b$VQ_!!X%U !"!/()_!ó"!ø��&̀ ¡V"!5¬6:% IJ,¿y=,Ø2EÓL��$="" " !"!¤�a¿~�%ªÐØMbcdÕðFª!Ø ,¨©5Ýå櫬!2Á¦¢ª«¬%ª"T%>�) !B,!2()|~V-!"4y%!5¬6:u[!" ¨©Ù4J®´J%«¬Üݪ"T!ª"T2() Ú$" ! !"!�ZQRYg$!!"%�}çègÊ"üM TX:W?#̧ "Ð",¥"ª¥^$�lª"T%Nd Æ!B,%e5fNa!z�gQRY%�$!e5f² ³uÞ" # !"!QRYg$!!"B�%$×"ShigÉ" X:QRYN$%)#!DB�×±hiNÉ%X:#ª Ðü&&Ш©%«¬)¢ª«¬%$)_!Ú$&b$ VU!"!34y=," " !"!ª"TjI%Ã�)ª"T:Ä(;!B,¿ IJ,!2()y=,¿-!"4y%ª"TM!B,F >�!MN$YIJ,|k%ª"T:%l]Ù´¢ª, ¸z¢ª,"# ¡¢£!¤¥¦§$H(�ó"¨©% ¢ª«¬!öÊ���"'9!B,(!2Üݪ"T" ! !"!!B,¿IJ,¨©!Ù4J®´J%QR« ¬ï5ݪ"T!ª"T2()y=,%ª"m:!"¨ ©L$¢ª«¬!ö$å櫬%ª"TÄ()!B,¿ IJ,!2()y=,¿-!"4y!#|~"¸"ÏÐ "Ú$$2)l�ª"T" $ !"!ª"T%>��[\)!B,!ï2E)y= ,![�l÷)IJ,%ª"T�n%)u[!"¨©J ®´J%«¬%ª"T:[\$!B,%ª"T%CDI ')!B,"�YIJ,"�YIJ,,,>��)! B,!Üݪ"T2l÷[\$Ê[�M�!"!ö:M )�[!"!ø¸"ü" $ !"!�ª"m:IJ,F»&V&U&o&L%»&UM !B,Fª!VM»&UFª!LMVFª!oM»&V& U&LFª"Vðñl÷ìåæpðñ" !!"$Y !""*!*!hst!u$+vh!Ƹ!E�}R !#"w!xy!z×!!$"$>t!& !!"$>t!!""¦{,BC7D!!#"hst !$"%&'!!*"[�z×[|$HX[|:-Ë}~#$ Y?2}[$��t�>�µ$[|�`d&×+��N ��'2Cl�9:( !"!'!('"(!5¬6()!"4y¿-!"4y"- !"4y)!"qM!Á%"S¿Eè%�r!Fu[ !"� [Z%QR"S¿!Ájk!()|~&7!& àá&¬y&%CV"!"4y()!B,&IJ,¿y =,"¦|~d!¬¸ìYE~�����$="!FÓ à¿DE!"!X� ÿ!¿QR"S!üM¬¸34 !B,"'#(st¬:;$l�Q_!!X%Ú$¿b $!��!"¦!5¬6:uvy