食用菌一课多媒体教学演示文稿设计
<p style="BACKGROUND: #f9f9f9"><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">教学目标</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">：</span></b><b><span style="FONT-FAMILY: Verdana"> </span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">1</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">．了解蘑菇的形态结构、营养方式和生殖方式；了解真菌的主要特征以及真菌对自然界的意义和与人类的关系。</span></b><b><span style="FONT-FAMILY: Verdana"> </span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">2</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">．通过观察蘑菇的形态、颜色，继续培养观察能力；通过概括真菌的主要特征，培养分析综合能力。</span></b><b><span style="FONT-FAMILY: Verdana"> </span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">重点：</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">1</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">．蘑菇的形态结构、营养方式和生殖方式，是本节的重点知识。</span></b><b><span style="FONT-FAMILY: Verdana"> </span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">2</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">．真菌的主要特征及对自然界的意义和与人类的关系是本节的重点知识之二：</span></b><b><span style="FONT-FAMILY: Verdana"> </span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">难点：</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">1</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">．如何制作孢子印</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">2</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">．如何鉴别毒蘑菇也是本节的教学难点，因为目前很难简单概括毒蘑菇普遍存在的主要特征。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">为了达到更好的教学效果，我制作了多媒体课件辅助教学。这样更直观，配合实验更容易理解。</span></b><b><span style="FONT-FAMILY: Verdana"> </span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">设计思路：</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">1</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">利用多媒体展示本节课的教学目标、重点难点。使学生有目的地学。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">2</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">利用多媒体展示身边事，导入新课。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">3</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">通过学生讨论，初步得出蘑菇与青菜的区别。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">4</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">学生观察香菇实物结合多媒体认识蘑菇的各部分结构。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">5</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">多媒体展示大家谈中的问题。学生讨论概括出蘑菇的营养方式为异养、腐生。再次提出身边事的问题，学生把答案补充完整。这里设了一个链接。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">6</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">多媒体展示孢子印图片，因为孢子印制作时间长，难度大，利用多媒体更加直观。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">7</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">学生完成实验。多媒体展示实验步骤。使操作更加准确。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">8</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">多媒体展示问题：蘑菇是怎样进行生殖的？学生讨论并概括。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">9</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">多媒体展示问题：蘑菇的作用。学生讨论并概括。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">10</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">多媒体展示食用蘑菇和药用蘑菇图片，添加了超级链接。直观、生动形象。能够调动学生积极性，与实际生活中的例子联系起来。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">11</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">多媒体展示为什麽从野外采来的野生蘑菇不能随意食用？学生讨论交流，概括回答。展示注意事项。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">12</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">多媒体展示有毒蘑菇的图片及鉴别毒蘑菇的方法，这样更加直观。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">13</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">学生概括真菌的主要特征。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">14</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">多媒体展示练习题。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
<p style="BACKGROUND: #f9f9f9"><b><span lang="EN-US" style="FONT-FAMILY: Verdana">15</span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">、</span></b><b><span lang="EN-US" style="FONT-FAMILY: Verdana"> </span></b><b><span style="mso-hansi-font-family: Verdana; mso-ascii-font-family: Verdana">多媒体展示作业。</span></b><span lang="EN-US" style="FONT-SIZE: 10pt; FONT-FAMILY: Verdana"><o:p></o:p></span></p>
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