<div style="text-align: center;"><strong><font class="Apple-style-span" color="#FF0000">小学科学三年级上册期中测试卷（2012.11）</font></strong></div><br><div style="text-align: center;">班级：&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;姓名：&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;成绩：</div><br><span style=" font-weight:bold; "></span><span style=" font-weight:bold; ">一</span><span style=" font-weight:bold; ">、</span><span style=" font-weight:bold; ">填空。（每空</span><span style=" font-weight:bold; ">1</span><span style=" font-weight:bold; ">分，共</span><span style=" font-weight:bold; ">17</span><span style=" font-weight:bold; ">分）</span><span style=" font-weight:bold; "></span><br><br><span>1、观察一个物体，我们可以用（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）看，用（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）摸，用（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）听，用（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）闻，还可以用（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）来测量。</span><br><br><span>2、当我们带着（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）去看大树时，观察活动就开始了。观察到的信息我们还要按照观察的顺序记录下来，最好能贴上收集的（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）。</span><br><br><span>3、叶由（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）两部分组成，（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）上还有叶脉。</span><br><br><span>4、蚂蚁在行进过程中分泌一种（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;），会引导后面蚂蚁走相同的路线。</span><br><br><span>5、金鱼的（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）能利用水中的氧气进行呼吸。</span><br><br><span>6、（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）都属于生物，它们都是有（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）的物体。</span><br><br><span>7、</span><span>植物按生存的环境不同，可以分为</span><span>（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）植物和</span><span>（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）</span><span>植物</span><span>。</span><span style=" font-weight:bold; "></span><br><br><span style=" font-weight:bold; ">二、判断</span><span style=" font-weight:bold; ">（20分）</span><span style=" font-weight:bold; ">：&nbsp;</span><span style=" font-weight:bold; "></span><br><br><span>1、</span><span>蜗牛的两对触角一对长一对短。</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>（&nbsp;&nbsp;　）</span><br><br><span>2、</span><span>比较树叶的大小只能用测量叶片的长宽的方法。</span><span>&nbsp;&nbsp;&nbsp;</span><span>（&nbsp;&nbsp;&nbsp;&nbsp;）</span><br><br><span>3</span><span>、我们观察树叶时可以到树上随意摘树叶。</span><span>&nbsp;&nbsp; </span><span>（&nbsp;&nbsp;&nbsp;&nbsp;）</span><br><br><span>4</span><span>、蜗牛是用腿爬行的。</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><span>（&nbsp;&nbsp;&nbsp;&nbsp;）</span><br><br><span>5、</span><span>蜗牛的身体有伸缩性所以不能测量它的大小。</span><span>&nbsp;&nbsp;&nbsp;</span><span>（&nbsp;&nbsp;&nbsp;&nbsp;）</span><br><br><span>6、</span><span>放大镜是常用的观察工具。</span><span>&nbsp;&nbsp;&nbsp;</span><span>（&nbsp;&nbsp;&nbsp;&nbsp;）</span><div><span></span><br><span>7、许多植物的叶从春天长出来，到冬天枯黄死去，完成了叶的一生。&nbsp;</span><span>（&nbsp;</span><span>&nbsp;&nbsp;&nbsp;</span><span>）</span><br><br><span>8、</span><span>蚂蚁和蚯蚓的身体相差很大，没有相同点。　</span><span>（&nbsp;</span><span>&nbsp;&nbsp;&nbsp;</span><span>）</span><br><br><span>9、</span><span>蜗牛壳很硬，是不能长大的。</span><span>（&nbsp;</span><span>&nbsp;&nbsp;&nbsp;</span><span>）</span><br><br><span>1</span><span>0、</span><span>观察小动物时，我们要做到：爱护小动物，不伤害它们；保持动物栖息地的原貌，保护它们的生存环境；注意安全，不在有危险的地方活动。</span><span>&nbsp;</span><span>（&nbsp;&nbsp;&nbsp;&nbsp;）&nbsp;</span><br><br><span style=" font-weight:bold; ">三、选择（30分）：</span><span style=" font-weight:bold; "></span><br><br><span>1．观察就是（&nbsp;&nbsp;&nbsp;&nbsp;）</span><br><br><span>A、随便看看&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B、带着目的看</span><br><br><span>C、有目的地看并记录</span><br><br><span>2．在观察树叶时，我们要（&nbsp;&nbsp;&nbsp;）</span><br><br><span>A、捡地下的落叶观察&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B、爬上树观察</span><br><br><span>C、折断树枝观察&nbsp;</span><br><br><span>3．观察完蚂蚁后,我们应该(&nbsp;&nbsp;&nbsp;&nbsp;)</span><br><br><span>A、把蚂蚁放回家，并观察它是怎么找到家的&nbsp;&nbsp;&nbsp;&nbsp;B、把蚂蚁扔掉&nbsp;</span><br><br><span>C、把蚂蚁的腿弄下来，看它怎么样&nbsp;</span><br><br><span>4．</span><span>蚂蚁是用&nbsp;(&nbsp;&nbsp;&nbsp;&nbsp;)&nbsp;来交流信息的。</span><br><br><span>A、头上的触角&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>B、声音&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>C、舞蹈</span><br><br><span>5．</span><span>观察大树的粗细可以用&nbsp;(&nbsp;&nbsp;&nbsp;&nbsp;)&nbsp;工具。</span><br><br><span>A、放大镜&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>B、量筒&nbsp;&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>&nbsp;C、绳子和尺</span><br><br><span>6．</span><span>蜗牛背上有一个硬壳，从小到大这个壳是&nbsp;(&nbsp;&nbsp;&nbsp;&nbsp;)&nbsp;</span><br><br><span>A、不能长大&nbsp;&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>B、慢慢长大&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>C、小时候有，大时候没有</span><br><br><span>7．</span><span>蜗牛爬过的地方(&nbsp;&nbsp;&nbsp;&nbsp;)</span><br><br><span>A&nbsp;&nbsp;会留下粘液&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;</span><span>B&nbsp;&nbsp;会留下脚印&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;</span><span>C&nbsp;什么也不会留下</span><br><br><span>8．</span><span>蜗牛靠（&nbsp;&nbsp;&nbsp;&nbsp;）爬行。&nbsp;&nbsp;</span><br><br><span>A、腹足&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>B、腿&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>C、脚 &nbsp;</span><br><br><span>9．</span><span>下边能用来观察大树粗细的工具是(&nbsp;&nbsp;&nbsp;&nbsp;)</span><br><br><span>A&nbsp;量筒&nbsp;&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>B&nbsp;放大镜&nbsp;&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>C&nbsp;绳子和尺</span><br><br><span>10</span><span>．蚂蚁不会把窝建在(&nbsp;&nbsp;&nbsp;&nbsp;)&nbsp;</span><br><br><span>A树上&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>B泥土中&nbsp;&nbsp;&nbsp;&nbsp;</span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>C水中</span><br><br><span style=" font-weight:bold; ">四、连线题：（共8分）</span><span style=" font-weight:bold; "></span><br><br><span>土中&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;金鱼&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;用尾巴游动</span><br><br><span>地面&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;蚯蚓&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;用腹足波浪式爬行</span><br><br><span>水中&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;蜗牛&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;用脚爬行</span><br><br><span>草丛&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;蚂蚁&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;用身体伸缩爬行</span><br><br><span style=" font-weight:bold; ">五</span><span style=" font-weight:bold; ">、简答</span><span style=" font-weight:bold; ">（16分）</span><br><br><span style=" z-index:1; left:0px; "></span><span>动物的共同特点</span><br><table><tbody><tr style="height:; "><td style=" border-left: solid ; mso-border-left-alt: solid ; border-right: solid ; mso-border-right-alt: solid ; border-top: solid ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>&nbsp;动物</span><br><br><span>项目</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top: solid ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>蜗牛</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top: solid ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>蚯蚓</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top: solid ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>蚂蚁</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top: solid ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>金鱼</span><br></td></tr><tr style="height:; "><td style=" border-left: solid ; mso-border-left-alt: solid ; border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>运动</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>用腹足爬行</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>用脚爬行</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><br></td></tr><tr style="height:; "><td style=" border-left: solid ; mso-border-left-alt: solid ; border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>反应</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>身体收缩</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>逃跑</span><br></td></tr><tr style="height:; "><td style=" border-left: solid ; mso-border-left-alt: solid ; border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>食物</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>菜叶等绿色植物</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>甜食等</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><br></td></tr><tr style="height:; "><td style=" border-left: solid ; mso-border-left-alt: solid ; border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>繁殖</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>产卵</span><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><br></td><td style=" padding: border-right: solid ; mso-border-right-alt: solid ; border-top:none; ; mso-border-top-alt: solid ; border-bottom: solid ; mso-border-bottom-alt: solid ; "><br><span>产卵</span></td></tr></tbody></table><br><span style=" font-weight:bold; ">六、请根据大树及小草的特点，找出它们的相同点。然后将A、B、C正确地填在下面的圆圈中。（9分）</span><span style=" font-weight:bold; "></span><br><br><span>A——大树的特点：长在土壤里，需要阳光、水分，植株高大，茎粗、很硬，有根、茎、叶，有的会开花结果、有种子，多年生寿命长，是木本植物。</span><br><br><span>B——小草的特点：长在土壤里，需要阳光、水分，植株矮小，</span><br><br><span>茎细、较软，有根、茎、叶，有的会开花结果、有种子，寿命短，是草本植物。</span><br><br><span>C——大树与小草的相同点：</span><span>____________________________________________________________</span><br><br></div><div><br><span style=" z-index:1; left:0px; "></span><span style=" z-index:1; left:0px; "></span><span>&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 大树&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;小草</span><br><br><img src="//www.szxuexiao.com/uploadimages/2012/1108/201211814175.jpg?m=0.31697419891133904"><br><br><br><br></div>