2020-2021学年生物苏科版七年级下册随堂检测(8)地面上的植物
※题型:单选题※知识点:单选题※试题难度:中等<br>一朵花的雌蕊是由下列哪几部分组成?( )<br>A.花药和花丝 B.花柱和子房<br>C.柱头、花柱和子房 D.花药和花柱<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/154ceaf3859e4f1bab2360f6ea42fc30/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/6bd25766391b4573b7a1adad0f2e9f14/C978700789E6847701015CDBE03EC84E.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>一株绿色开花植物形成果实和种子,一般必须完成两个主要的生理活动,它们是( )<br>A.开花和传粉 B.传粉和受精<br>C.开花和受精 D.自花和异花传粉<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/dccee2209cec444390b08a6294788b44/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/b04d1b5c753842e4b2d4b0d92cd687a0/00423E1A564BC6C05111BC74F4E49527.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>贯众主产于黑龙江、吉林、辽宁三省山区,习称“东北贯众”或“绵马贯众”,贯众的地上部分是( )<br>A.茎 B.叶 C.花 D.茎和叶<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/67a4ff97563146f98f8ab534f09f8965/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/707db84cd4a04f05a459cdefa37e3163/5DDD336FA7937BE1A665C72492314E4B.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>“苔花如米小,也学牡丹开”,诗句中的“苔”是指的植物( )<br>A.藻类 B.苔藓 C.蕨类 D.种子<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/dc42a615e9f24e18943afe32d3898400/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/9573a23631b94c75a0d20ec5cf0a676a/B4315D5968A72B176C3DD9F20468024D.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>苔藓植物的结构为( )<br>A.根、茎、叶三部分 B.茎、叶两部分<br>C.假根、茎和叶三部分 D.假根和叶两部分<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/4c390a315e644d8aa62f25f5c3046e08/A5F8F0A367741061F3DEDF4DF72E3085.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/7c4cea44722e48dc8505c44b29472b85/A556542B0E0AB520758598A200C85041.png"><br><br>※题型:读图填空题※知识点:读图填空题※试题难度:中等<br>很多人喜欢制作鱼缸水草造景美化生活。莫斯藻、轮藻、山椒藻、金鱼藻等这些水草都属于藻类吗?如图为这四种植物的分类简图,请判断四种植物所属类群(填序号)<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/8/17/9F1376BD3CFCF8F0099643B133A217B2.png"><br>1.藻类植物:。<br>2.苔藓植物:。<br>3.蕨类植物:。<br>4.种子植物:。<br>5.其中A、B、C均(填“能”或“不能”)适应干旱环境。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/80967ba3547c4b8088add8a73cdcd1e9/882E00221CC8018955E6ABD85A60F6AB.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/0a570f1e99e34ae9819267021629b161/415E764B368C20A1469319B05CC12E6B.png"><br><br>
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