2015年小学三年级科学上学期期末考试试卷及答案

<div style="text-align: center;"><font color="#ff0000"><span style="font-family: 黑体;">小学科学三年级(上册)期末检测卷</span><span style="font-family: 黑体;">(2015.1)</span></font></div><br><div style="text-align: right;"><span style="font-family: 宋体;">成绩</span><span style="font-family: 宋体; text-decoration: underline;">&nbsp; &nbsp; &nbsp; &nbsp;</span></div><br><span style="font-family: 黑体; ">一、我会填空。</span><span style="font-family: 黑体; "></span><br><br><span style="font-family: 宋体; ">1.&nbsp;我们可以用眼睛</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">,耳朵听、手摸、鼻子</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">等方法来观察一棵树。</span><span style="font-family: 宋体; text-decoration: underline; "></span><br><br><span style="font-family: 宋体; ">2.&nbsp;我知道</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">是水生植物,</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">是陆生植物。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">3.&nbsp;</span><span style="font-family: 宋体; ">要唤醒休眠的蜗牛,可以把它</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">。&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">4.&nbsp;蚂蚁用</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">交流信息,它的</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">部长着</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">&nbsp;对足。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">5.&nbsp;</span><span style="font-family: 宋体; ">我们对陶片和瓷片进行了实验研究,发现吸水性比较好的是</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">。&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">6.&nbsp;</span><span style="font-family: 宋体; ">把一滴水滴入一杯油中,过一会儿,这滴水会</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; text-decoration: underline; ">7.&nbsp;</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">是专门用来测量液体的多少,也就是测量液体的体积的工具,它的单位是</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">8.&nbsp;</span><span style="font-family: 宋体; ">硬度较大的材料能在硬度较小材料的表面留下</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">&nbsp;,例如</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">的的硬度很大。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 黑体; ">二、我会判断。</span><span style="font-family: 宋体; ">(对的打“√”,错的打“×”)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">9.&nbsp;</span><span style="font-family: 宋体; ">树皮的表面都是光滑的</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; ">-------------------------------------&nbsp;</span><span style="font-family: 宋体; ">(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">10.&nbsp;</span><span style="font-family: 宋体; ">在观察小动物时,我们可以把自己带去的食物给小动物们吃</span><span style="font-family: 宋体; ">。-----(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">11.&nbsp;植物的叶在生长过程中,它的颜色是不改变的,而且总是绿色的。&nbsp;(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">12.&nbsp;同一种材料可以制成不同的物体。----------------------------(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">13.&nbsp;塑料在生活中使用很广泛,所以它是最好的材料</span><span style="font-family: 宋体; ">。&nbsp;&nbsp;</span><span style="font-family: 宋体; ">-----------(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">14.&nbsp;</span><span style="font-family: 宋体; ">蜗牛的触角一对长一对短,眼睛长在短的那对触角上</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; ">------------(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">15.&nbsp;有几瓶不知名的液体,我们可以用尝的方法来判断</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; ">---------------(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">16.&nbsp;</span><span style="font-family: 宋体; ">蚂蚁和苍蝇的身体虽然相差很大,但是它们也有相同点。</span><span style="font-family: 宋体; ">-----------(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">17.&nbsp;吸水性从强到弱依次是:纸、木头、金属。------------------------&nbsp;(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">18.&nbsp;人不能在水中呼吸,说明水中没有空气。------------------------(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 黑体; ">三、我会选择。</span><span style="font-family: 宋体; ">(将正确答案填在括号内)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">19.&nbsp;下列植物中属于木本植物的是(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)。&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A</span><span style="font-family: 宋体; ">.菊花 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">B</span><span style="font-family: 宋体; ">.柳树&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">C</span><span style="font-family: 宋体; ">.青菜</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">20.</span><span style="font-family: Arial; ">&nbsp;</span><span style="font-family: 宋体; ">下面哪一项不是木头的特性</span><span style="font-family: 宋体; ">(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">透明 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; B</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">有条纹</span><span style="font-family: 宋体; ">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;C</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">在水中漂浮</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">21.</span><span style="font-family: 宋体; ">&nbsp;</span><span style="font-family: 宋体; ">水葫芦能浮在水面的原因是</span><span style="font-family: 宋体; ">(&nbsp;</span><span style="font-family: 宋体; ">&nbsp;</span><span style="font-family: 宋体; ">&nbsp;</span><span style="font-family: 宋体; ">&nbsp;</span><span style="font-family: 宋体; ">&nbsp;</span><span style="font-family: 宋体; ">)。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A</span><span style="font-family: 宋体; ">.它很轻</span><span style="font-family: 宋体; ">&nbsp;&nbsp;</span><span style="font-family: ‘‘;">&nbsp;</span><span style="font-family: 宋体;">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">B</span><span style="font-family: 宋体; ">.它的叶柄内有气囊</span><span style="font-family: 宋体; ">&nbsp;</span><span style="font-family: 宋体;">&nbsp;</span><span style="font-family: 宋体; ">C</span><span style="font-family: 宋体; ">.它是水生植物</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">22.&nbsp;下列材料制成的实心物体放入水中,(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)一定是沉在水底的。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A、木头 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;B、塑料 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;C、铁</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">23.&nbsp;能回收利用的是(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)。&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">易拉罐 &nbsp; &nbsp; &nbsp; &nbsp; B</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">口香糖 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;C</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">苹果核</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">24.&nbsp;和蜗牛属于同一类的动物是</span><span style="font-family: 宋体; ">(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; ">。&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A.蚂蚁 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;B.田螺 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;C.蝗虫</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">25.</span><span style="font-family: Arial; ">&nbsp;</span><span style="font-family: 宋体; ">小红分别把水和食用油滴在蜡光纸上,哪个液滴是食用油</span><span style="font-family: Arial; ">(&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">&nbsp;&nbsp;&nbsp;</span><span style="font-family: Arial; ">&nbsp;</span><span style="font-family: 宋体; ">)</span><span style="font-family: 宋体; ">。</span><span style="font-family: Arial; ">&nbsp;&nbsp;</span><span style="font-family: 宋体; ">&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A</span><span style="font-family: 宋体; ">.左边 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;B.右边&nbsp;&nbsp;<img src="//www.szxuexiao.com/uploadimages/2015/0131/2015131144235.png?m=0.4308287431485951">&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">26.</span><span style="font-family: 宋体; ">&nbsp;秋天,我们可以观察到植物的变化有(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">)</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; ">&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">树叶变得更绿了 &nbsp;&nbsp;</span><span style="font-family: 宋体; ">B</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">狗尾草枯黄了   &nbsp; &nbsp;</span><span style="font-family: 宋体; ">C</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">柳树发芽了</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">27.</span><span style="font-family: 宋体; ">&nbsp;</span><span style="font-family: 宋体; ">用塑料做电线主要利用了塑料的(</span><span style="font-family: ‘‘; ">&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">&nbsp;&nbsp;</span><span style="font-family: ‘‘; ">&nbsp;</span><span style="font-family: 宋体; ">)</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">柔韧性</span><span style="font-family: ‘‘; ">&nbsp; &nbsp; &nbsp; &nbsp;&nbsp;</span><span style="font-family: 宋体; ">B</span><span style="font-family: 宋体; ">.</span><span style="font-family: ‘‘; ">&nbsp;</span><span style="font-family: 宋体; ">可塑性</span><span style="font-family: ‘‘; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">C</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">&nbsp;绝缘性</span><div><font face="宋体"><br></font><span style="font-family: 宋体; ">28.</span><span style="font-family: 宋体; ">&nbsp;一个塑料可乐瓶的盖子,大约能盛水(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A.</span><span style="font-family: 宋体; ">5毫升&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">B.</span><span style="font-family: 宋体; ">20毫升&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">C.</span><span style="font-family: 宋体; ">100毫升</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">29.&nbsp;下列材料不是人造材料的是(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A.</span><span style="font-family: 宋体; ">金属&nbsp;</span><span style="font-family: 宋体; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">B.</span><span style="font-family: 宋体; ">木头&nbsp;&nbsp;</span><span style="font-family: 宋体; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">C.</span><span style="font-family: 宋体; ">橡胶</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">30.&nbsp;</span><span style="font-family: 宋体; ">适合蚯蚓生活的环境是(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)。&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A.</span><span style="font-family: 宋体; ">水中&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">B</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">干燥的土壤&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">C.</span><span style="font-family: 宋体; ">&nbsp;潮湿的土壤</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">31.&nbsp;</span><span style="font-family: 宋体; ">蜗牛爬过的地方(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A、会留下粘液 &nbsp; &nbsp; B、会留下脚印 &nbsp; &nbsp; &nbsp; &nbsp;C、什么也不会留下</span><br><br><span style="font-family: 宋体; ">32.&nbsp;</span><span style="font-family: 宋体; ">注射器抽进空气,堵住口,用力压活塞,观察活塞会(</span><span style="font-family: ‘‘; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">)。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: ‘‘; ">A</span><span style="font-family: 宋体; ">、推不动</span><span style="font-family: ‘‘; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: ‘‘; ">B</span><span style="font-family: 宋体; ">、推到底</span><span style="font-family: ‘‘; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">&nbsp;&nbsp;&nbsp;</span><span style="font-family: ‘‘; ">C</span><span style="font-family: 宋体; ">、推到一定程度推不动</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">33.&nbsp;</span><span style="font-family: 宋体; ">造纸术是我国古代(</span><span style="font-family: 宋体; ">&nbsp;</span><span style="font-family: 宋体; ">&nbsp;&nbsp;</span><span style="font-family: 宋体; ">&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">)发明的。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">A</span><span style="font-family: 宋体; ">、蔡伦&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">B</span><span style="font-family: 宋体; ">、沈括&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">C</span><span style="font-family: 宋体; ">、张衡</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 黑体; ">四、我会填图。</span><span style="font-family: 黑体; "></span><br><br><span style="font-family: 宋体; ">34.</span><span style="font-family: 宋体; ">&nbsp;在图中标出蚯蚓的环带、口、肛门。</span><span style="font-family: 黑体; "></span><br><br><img src="//www.szxuexiao.com/uploadimages/2015/0131/2015131144350.png?m=0.6446809463668615"><br><br><span style=" z-index:1; left:0px; "></span><span style="font-family: 宋体; ">3</span><span style="font-family: 宋体; ">5.</span><span style="font-family: 宋体; "></span><br><span style="font-family: 宋体; "><br><img src="//www.szxuexiao.com/uploadimages/2015/0131/2015131144458.png?m=0.6122665219008923"><br><br></span><div><span style="font-family: 宋体; ">把一些实心的物体投入到水中观察到如图所示的现象,请按照这三种材料在水中上浮能力的强弱</span><span style="font-family: 宋体; ">排序。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">( &nbsp; &nbsp; &nbsp;)&nbsp;〉( &nbsp; &nbsp; &nbsp;)&nbsp;〉( &nbsp; &nbsp; &nbsp; )</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 黑体; ">五、我会连线。</span><span style="font-family: 宋体; "></span><br><br><img src="//www.szxuexiao.com/uploadimages/2015/0131/2015131144627.png?m=0.7612359367776662"><br><br><span style=" z-index:1; left:0px; "></span><span style="font-family: 黑体; ">六、我会探究。</span><span style="font-family: 黑体; "></span><br><br><span style="font-family: 宋体; ">38.&nbsp;东东在校园了捡到了一片落叶</span><span style="font-family: 黑体; "></span><br><br><img src="//www.szxuexiao.com/uploadimages/2015/0131/2015131144741.png?m=0.5417876867577434"><br><br><span style="font-family: 宋体; ">(1)你觉得这片树叶是</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">形叶,它的叶缘是</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; ">&nbsp;&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(2)</span><span style="font-family: 宋体; ">请你在括号内填出叶子的各部分名称。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(3)</span><span style="font-family: 宋体; ">如果东东想观察得更清楚些,他能借助什么工具?</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">39</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">&nbsp;实验课上,李林设计了一个实验,见实验图。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">实验的名称是:</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; text-decoration: underline; "></span><br><br><span style="font-family: 宋体; ">这个实验的操作顺序是:</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">(写上序号顺序)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(1)观察纸巾是湿的还是不湿;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(2)把一团纸巾放在一个杯子的杯底;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(3)将杯子竖直倒扣入水中。</span><span style="font-family: 宋体; "></span><br><br><img src="//www.szxuexiao.com/uploadimages/2015/0131/2015131144913.png?m=0.6225956513080746"><br><br><span style="font-family: 宋体; ">观察到的实验结果是:</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">40</span><span style="font-family: 宋体; ">.&nbsp;</span><span style="font-family: 宋体; ">小明要比较水、牛奶、胶水的流动速度快慢。他是这样做实验的:&nbsp;&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">小明取了同样多的水、牛奶和胶水,将它们滴在同一片玻璃片上,并且放在相同的高度上。接着,他倾斜玻璃片,观察水、牛奶和胶水的流动情况。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(1)小明应该用什么装置取同样多的水、牛奶、胶水?请在装置前打“√”</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(&nbsp;&nbsp;&nbsp;&nbsp;)滴管&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;&nbsp;&nbsp;)杯子&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;&nbsp;&nbsp;)放大镜&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;&nbsp;&nbsp;)玻璃片</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(2)小明在哪些方面让实验做到了公平?用“</span><span style="font-family: 宋体; ">﹏﹏</span><span style="font-family: 宋体; ">”标出。</span><span style="font-family: 宋体; text-decoration: underline; "></span><br><br><br><div style="text-align: center;"><font color="#38761d"><span style="font-family: 黑体;">小学科学三年级(上册)期末检测卷参考答案</span><span style="font-family: ‘‘;">201</span><span style="font-family: 宋体;">5</span><span style="font-family: ‘‘;">.</span><span style="font-family: 宋体;">1</span></font></div><br><strong><span style="font-family: ‘‘; ">一、</span><span style="font-family: 黑体; ">我会</span><span style="font-family: ‘‘; ">填空。</span><span style="font-family: ‘‘; ">(</span><span style="font-family: ‘‘; ">1</span><span style="font-family: 宋体; ">4</span><span style="font-family: ‘‘; ">分,每线</span><span style="font-family: ‘‘; ">1</span><span style="font-family: ‘‘; ">分。写错字意思不变扣</span><span style="font-family: ‘‘; ">0.5</span><span style="font-family: ‘‘; ">分,意思改变不得分)</span></strong><span style="font-family: ‘‘; "></span><br><br><span style="font-family: 宋体; ">1.&nbsp;看、闻</span></div><div><span style="font-family: 宋体; "><br></span></div><div><span style="font-family: 宋体; ">2.&nbsp;水葫芦、香樟树(其它对的也可以)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; color: rgb(0, 0, 255); "></span><br><br><span style="font-family: 宋体; ">3.&nbsp;放入水中</span></div><div><span style="font-family: 宋体; "><br></span></div><div><span style="font-family: 宋体; ">4.&nbsp;触角、胸、三</span></div><div><span style="font-family: 宋体; "><br></span></div><div><span style="font-family: 宋体; ">5.&nbsp;陶片</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">6.&nbsp;沉入水底</span></div><div><span style="font-family: 宋体; "><br></span></div><div><span style="font-family: 宋体; ">7.&nbsp;量筒&nbsp;&nbsp;毫升</span></div><div><span style="font-family: 宋体; "><br></span></div><div><span style="font-family: 宋体; ">8.&nbsp;划痕、金属(其他合理也可)</span><br><br><strong><span style="font-family: ‘‘; ">二、</span><span style="font-family: 黑体; ">我会</span><span style="font-family: ‘‘; ">判断。</span><span style="font-family: ‘‘; ">(共</span><span style="font-family: ‘‘; ">20</span><span style="font-family: ‘‘; ">分,每题</span><span style="font-family: ‘‘; ">2</span><span style="font-family: ‘‘; ">分)</span></strong></div><div><font face="宋体"><br></font> <table width="100%" border="1"><tbody><tr><td><br>9<br></td><td><br>10<br></td><td><br>11<br></td><td><br>12<br></td><td><br>13<br></td><td><br>14<br></td><td><br>15<br></td><td><br>16<br></td><td><br>17<br></td><td><br>18<br></td></tr><tr><td><br>×<br></td><td><br>×<br></td><td><br>×<br></td><td><br>√<br></td><td><br>×<br></td><td><br>×<br></td><td><br>×<br></td><td><br>√<br></td><td><br>√<br></td><td><br>×<br></td></tr></tbody></table> <br><strong><span style="font-family: 黑体; ">三、我会选择题。</span><span style="font-family: 宋体; ">(共30分,每题2分)</span></strong></div><div><font face="宋体"><br></font> <table width="100%" border="1"><tbody><tr><td><br>19<br></td><td><br>20<br></td><td><br>21<br></td><td><br>22<br></td><td><br>23<br></td><td><br>24<br></td><td><br>25<br></td><td><br>26<br></td><td><br>27<br></td><td><br>28<br></td><td><br>29<br></td><td><br>30<br></td><td><br>31<br></td><td><br>32<br></td><td><br>33<br></td></tr><tr><td><br>B&nbsp;<br></td><td><br>A<br></td><td><br>B<br></td><td><br>C&nbsp;<br></td><td><br>A<br></td><td><br>B<br></td><td><br>A<br></td><td><br>B<br></td><td><br>&nbsp;C<br></td><td><br>A<br></td><td><br>B<br></td><td><br>C<br></td><td><br>A<br></td><td><br>C<br></td><td><br>A<br></td></tr></tbody></table> <br><span style="font-family: 黑体; "><strong>四、我会填图(共6分,每空1分)</strong></span><span style="font-family: 黑体; "></span><br><br><span style="font-family: 宋体; ">34、从左到右为:口、环带、肛门</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">35、(&nbsp;&nbsp;&nbsp;C&nbsp;&nbsp;&nbsp;&nbsp;)&nbsp;〉(&nbsp;&nbsp;&nbsp;B&nbsp;&nbsp;&nbsp;&nbsp;)&nbsp;〉(&nbsp;&nbsp;&nbsp;A&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 黑体; ">五、我会连线(共9分,每线1分)</span><span style="font-family: 黑体; "></span><br><br><img src="//www.szxuexiao.com/uploadimages/2015/0131/2015131145216.png?m=0.17073039570823312"><br><br><span style="font-family: 黑体; ">六、我会探究。(共21分,38题6分,39题7分,40题8分)</span><span style="font-family: 黑体; "></span><br><br><span style="font-family: 宋体; ">38.东东在校园了捡到了一片落叶</span><span style="font-family: 黑体; "></span><br><br><img src="//www.szxuexiao.com/uploadimages/2015/0131/2015131145338.png?m=0.554043014999479"><br><br><span style="font-family: 宋体; ">(1)你觉得这片树叶是</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;卵&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">形叶,它的叶缘是</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;光滑的&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; ">&nbsp;&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(2)如果东东想观察得更清楚些,他能借助什么工具?</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;放大镜&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">39</span><span style="font-family: 宋体; ">.</span><span style="font-family: 宋体; ">&nbsp;(实验名称、实验结果各2分,只要表达清楚即可,顺序3分)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">这个实验的操作顺序是:</span><span style="font-family: 宋体; text-decoration: underline; ">&nbsp;&nbsp;&nbsp;2&nbsp;&nbsp;&nbsp;&nbsp;3&nbsp;&nbsp;&nbsp;&nbsp;1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family: 宋体; ">(写上序号顺序)</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">40.</span><span style="font-family: 宋体; ">&nbsp;明明要比较水、牛奶、胶水的流动速度快慢。他是这样做实验的:&nbsp;&nbsp;</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">明明取了</span><span style="font-family: 宋体; text-decoration: underline; ">同样多的水、牛奶和胶水</span><span style="font-family: 宋体; ">,将它们滴在</span><span style="font-family: 宋体; text-decoration: underline; ">同一片玻璃片</span><span style="font-family: 宋体; ">上,并且</span><span style="font-family: 宋体; text-decoration: underline; ">放在相同的高度上</span><span style="font-family: 宋体; ">。接着,他倾斜玻璃片,观察水、牛奶和胶水的流动情况。</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(1)小明应该用什么装置取同样多的水、牛奶、胶水?请在装置前打“√”</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(&nbsp;&nbsp;√&nbsp;&nbsp;)滴管&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;&nbsp;&nbsp;)杯子&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;&nbsp;&nbsp;&nbsp;)放大镜&nbsp;&nbsp;&nbsp;&nbsp;(&nbsp;√&nbsp;&nbsp;&nbsp;)玻璃片</span><span style="font-family: 宋体; "></span><br><br><span style="font-family: 宋体; ">(2)小明在哪些方面让实验做到了公平?用“</span><span style="font-family: 宋体; ">﹏﹏</span><span style="font-family: 宋体; ">”标出。</span><span style="font-family: 宋体; "></span><br><br></div></div>