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1、名师精编优秀教案生物圈中的动物2.2.2.3 脊椎动物的主要特征自主学习案一、自主学习目标及范围学习目标：1、理解家兔适于陆地生活的特点2、概括哺乳类的主要特征学习范围：预习课本第86 页到第 88 页的内容二、自主学习要点1、哺乳动物主要特征：_ 2、门齿、犬齿、臼齿的作用：_ 三、自主学习检测.1绝大多数动物进行有性生殖，但受精方式有所不同，生活在陆地上的动物，如昆虫、蛇、鸟、兔等的受精方式是_人和绝大多数哺乳动物的受精卵是在母体的_内发育成胎儿的2近期一则吃穿山甲的网帖引发广泛社会关注穿山甲是一种濒危野生动物，形态狭长，全身有鳞甲，四肢粗短，挖穴而居，昼伏夜出，每年1 胎、偶尔产2 胎下
2、列特征能判断穿山甲为哺乳动物的是（）A全身有鳞甲名师精编优秀教案B具有四肢C挖穴而居D胎生3哺乳动物中唯一会飞的动物是（）A蜘蛛B蝙蝠C鸟类D昆虫探究案一、合作探究探究：哺乳动物的主要特征自学教材 8688 页，思考：1、家兔的体毛有什么，有什么作用？2、家兔的生殖发育有什么特点？这对家兔的繁殖有什么意义？3、家兔体内有什么结构，有什么作用？4、家兔的牙齿可以分为哪几种？狼的牙齿与家兔一样吗？5、家兔有发达的神经系统，尤其什么发达，这对家兔在陆地上生活有什么意义？二、随堂检测1下列有关哺乳动物的叙述，正确的是（）A用鳃呼吸，体温恒定B用肺呼吸，体温恒定文档编码:CR6S1A2N9L3 HY6Z
3、7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L
4、1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z
5、10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G
6、5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编
7、码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S
8、1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L
9、3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3名师精编优秀教案C是真正适应陆生环境的无脊椎动物D胚胎在体外进行发育2下列特征中，为哺乳动物所特有的是（）A恒温B有牙齿的分化C有脊椎D陆生320XX 年 3 月，一头浑身缠绕废弃渔网的抹香鲸在大亚湾海域搁浅死
10、亡解剖时，在其腹内发现一头夭折的抹香鲸宝宝下列有关说法正确的是（）A抹香鲸搁浅后因无法用鳃呼吸而死亡B抹香鲸以胎生哺乳的方式繁殖并哺育后代C抹香鲸是体型较大的鱼类，适于水中生活D抹香鲸前肢成鳍适于水中游泳，体温不恒定文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1
11、H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 Z
12、N7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K
13、10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3
14、文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:C
15、R6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2
16、N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 H
17、Y6Z7D1H3L1 ZN7Z10K10G5F3名师精编优秀教案参考答案自主学习检测：1.体内受精；子宫2.D 3.B 随堂检测：1.B 2.B 3.B 文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N
18、9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY
19、6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H
20、3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN
21、7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K1
22、0G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3文档编码:CR6S1A2N9L3 HY6Z7D1H3L1 ZN7Z10K10G5F3