题目

阅读理解 When we see well, we do not think about our eyes very often. It is only when we cannot see perfectly that we realize how important our eyes are. People who are near-sighted can only see things that are very close to their eyes. Everything else seems ­­blurry. Many people who do a lot of work, such as writing, reading and sewing become near-sighted. People who are far-sighted suffer from just the opposite problem. They can see things that are far away, but they have difficulty in reading a book unless they hold it at arm's length. If they want to do much reading, they must get gl（7分）阅读以下资料，回答问题：资料一：红嘴鸥被称为昆明的“荣誉市民”，已连续多年从西柏利亚飞抵昆明过冬，为昆明增添了一道美丽的风景。小白鼠活动的区域一般只限于隐蔽处，一旦进入空旷的地方就会设法寻找隐身处，表现出特殊的“寻墙行为”。将小白鼠放入迷宫中，小白鼠经过多次“走错路”，终于找到出口，用大量小白鼠实验发现：有的小白鼠可以很快找到出口，而有的小白鼠却要经过多次失败后才能找到出口。（1）从行为的发生（获得途径）来说，红嘴鸥飞抵昆明过冬的迁徙行为和小白鼠的“寻墙”行为都属于（  ）行为。（2）实验表明小白鼠的学习能力存在个体差异，这是由（     ）决定的。资料二：动物在生命世界中上演着精彩的表演，使我们的星球充满了生机与活力，他们的行踪几乎处处可见，使人的笔下也留下了它们的身影：“漠漠水田飞白鹭，阴阴夏木唱黄鹂”、“稻花香里说丰年，听取蛙声一片”、“采得百花成蜜后，不知辛苦为谁甜”、“三月闻黄鹂、幼妇悯蚕饥”、“细雨鱼儿出，微风燕子斜”……（3）某同学将资料中的动物分为两组，甲组：蜜蜂、家蚕；乙组：白鹭、黄鹂、鱼、蛙、燕子，他的分类依据是，体内是否具有（    ）。（4）蜜蜂和家蚕的发育方式都属于（      ）（5）白鹭、黄鹂和燕子都属于鸟类，请列举出与其飞行生活相适应的形态结构特征答两点（2分）（                                                              ）。（6）蛙的幼体生活在水中，用鳃呼吸，成体大多生活在陆地，用肺呼吸，皮肤辅助呼吸，它属于（      ）动物。