2019-2020学年辽宁省葫芦岛市连山区七年??期末生物试卷 - 百度文库 ϵͷ

ʱ : һ 2019-2020学年辽宁省葫芦岛市连山区七年??期末生物试卷 - 百度文库ϿʼĶ

34. ϰǽɽҲҸˮɽǽɽ

ɽDZƻǷչ̬ϣһҪֹۡԶۣۡҪֽԼԴͱĻߣ񱣻۾һ̬ԴһԴ̬ƶγɫչʽʽЭͬƽԣǿʢй

̬ͼһҼʪع԰һǣ񡢺ˮݷïˮ峺Ⱥ˭룬һҼʪع԰ǰһɣʯҤ޿ӡش⣺

1ͼĽ̬ϵͳͼⲹ

2ijЩ̬ܶϵͳһӰ죬һ£һʱ䣬̬ϵͳָܻȶ״̬˵̬ϵͳһ______һ޶ȵġ

3Էֽжʽ̬ϵͳڡֲˮѵ׳¶ʳУжʻ______ 4̬ϵͳ______ﹲͬļ԰̬ϵͳ

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𰸺ͽ

1.𰸡D

⣺ȷҪһȷΪ˵¶ȡĿһˮ֡ ѡD

ȷΪ˵¶ȡĿһˮ֡ ȷǽĹؼ 2.𰸡D

⣺AȷʱҪˮ֣Ӫת˵ҪλAȷ AѿɾҶBȷ

Cӵ߸ͻƤγɸCȷ

DΪҶֲӪʴУΪȷṩḻӪȷṩḻӪDȷ ѡD

ȷˮ֣ƤơͬʱڵԾҶõӪʺʼѺ߸ͻƤɸãΧһЩϸ˺ѿɾҶᷢӾIJ֡

ĿĹؼӵȷ̡ 3.𰸡D

⣺Ḷֳ́˶ӵȷҪֳֵܹ ѡD

ТҪӪܽкųڲķ̼ܶӦͷֳ޳⣬ﶼϸɵġ

ĹؼḶֳ́ 4.𰸡A

⣺ֲҪӪˮ޻ΡллֲͨģõıҪǹ⣻ˮ޻ֲͨյġֲҪ޻ΣԺġ׵ġص޻Ҫ󡣹A ѡA

ҪֲҪӪʣ˼ ֲҪӪҪˮ޻κл 5.𰸡B

⣺Ҫֲ֤ĹҪ̼Ϊ̽ʵ˵ʵӦΨһı--̼ҪͬҪҪȷ飬ҲҪ˳еģӦΪۣôΨһı--̼ʵΪ٣ҺճȥƿеĶ̼ӦѡõװϢٺۡ͢ ѡB

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⿼ѧ֪̽ʶѧ̽һöԵ̽ʵ飬Ե̽ʵӦעΩһԡ

עԵ̽ʵӦעΩһԣʵ֡ 6.𰸡C

⣺ֲߴ󣬲ˮֵı棬ӦɳĮɺĻ󣻢ڽʲܣԼˮֵӦɳĮɺĻȷ۸ϵܷǿӦɳĮɺĻȷܾʺ֭ˮ֣ӦɳĮɺĻȷҶֲô󣬲ˮֵı棬ӦɳĮɺĻ ѡC

̬ṹǺӦɺˮȱзĸϵֲˮֲõҪҶ˾ҶƬСԽãˮֵɢʧзʺʾԴˮֲ֣ıˮɺĻӦֲҪͨҶƬϵеģ϶࣬þǿɢʧˮֶ࣬ҶӦɺ ĿĹؼֲˮˮõص㡣 7.𰸡C

⣺̦޺ֲһоҶ޵ܣҶҶû䵼֯ûиЩе״ֻй̶ܣûˮ֡޻εĹܣֻܽмٸ

̦޺ֲҶֻһϸҶкҶ壬ܽйãܴӻˮֺ޻Ρ«޺̦޺ֲˮࡢֲûиҶķֻҶǹõijˮֺ޻εҪٵǺ«޺ ѡC

⿼֪ʶ̦޺ֲҶĹܡʱԴ̦޺ֲҶص㹦ֲܺص㷽롣

ĿĹؼ̦޺ֲҶĹܡ 8.𰸡C

⣺Aᄉ̶תϣתתһòͬŴᄉʲ⣻

Bϸ׼ʹȷʹʲ⣻ CڹϵĹȦͨߵĶ٣˵ڹȦֻܵҰܵСʷ⣻

D΢γɵһƶ벣Ƭƶ෴Ҫƶ񣬾ҪƶװƬҲʲôطǸطƶװƬԣ΢ҰеϷƵҰ룬ӦװƬϷƶװƬʲ⡣ ѡC

⿼΢ʹãȷ΢ʹע

й΢ʹ÷ⶼҪҪôĿһҪද֣˼ɡ

9.𰸡B

⣺¶Ӱֲķֲ֦۵ȴˮǵҪϸߵ¶ȣ¶Ƚϸã¶Ƚϵ͹ʲܳɻˣ֦۵ˮ

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ںֲҪԭ¶̫͡ ѡB

Ӱĸؽ̬أΪغءذ⡢¶ȡˮȡָӰij

ĿĹؼѧ֪ʶijЩȻѧĽ͡ 10.𰸡A

⣺AҺкϸҺиζԼӪʣ߹֭

AȷкζԼḻӪʣϸҺݵϸҺ

BϸŴʵĿġBȷ CҶǹõijCȷ

DϸܼܲͣϸʽDȷ ѡA

ϸܼܲͣϸʽҺкϸҺиζԼӪʣϸҺݵϸҺҶǹõijϸλϸ棬𵽱֧ãݴ˽ ϸĽṹǽĹؼ 11.𰸡C

⣺ABDϲˮУ޸Ҷķֻڶϸֲܹӣӷֳֳ벻ˮȷ

Cϲڶϸֲ޸Ҷķֻȫܽйã ѡC

ֲˮУеϸͶϸģṹ򵥣޸Ҷķֻȫܴӻˮֺ޻ΣϸҶ壬ܽйãܹӣӷֳֳ벻ˮ

ҪĹϵǽؼ 12.𰸡D

⣺۳Ͳij涼ǵϸԶijȫһϸɣǵϸûҶ壬ܽйлֳֻɵлΪʳϸӪй˶ֳ͵ڵڹȡʳĤ룬̼ųͨĤʳݣʳϸеʳ𽥱ݼռܣռлͶˮ֣ŵ⣻أųʳë˶ij濿ëİڶˮתǰ۳溬Ҷ壬ܹйãֲ۳޹£ͨĤˮеȻų̼۳濿ëİڶˮζ۳Ͳij湲еĽṹǹϸˡݱĤϸʺ͢塣 ѡD

ϸĻṹУϸĤϸʡϸˡ壬ֲϸĻṹϸڡϸĤϸʡˡҺݡҶȽṹǵͬ£

ͬ ͬ ϸڡҺݡҶ ûϸڡҺݡҶ ֲϸ ϸĤϸʡϸ˺ ϸ ۳溬Ҷ壬ܹйãֲijǵϸûҶ壬ܽйлֳֻɵлΪʳ۳Ͳij涼ǵϸ

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