J3_第3章(下)
Quiz
•
Science
•
9th Grade
•
Practice Problem
•
Hard
W.Y. Tan
Used 5+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
米勒模拟实验的目的是要证明。。。。。
原始大气中没有氧气
原始生命物质是化学起源的
原始生命在海洋中形成
地球上的生命来自宇宙
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列选项中,化石不能证明的是。。。。。
物种是发展变化的
地球上的生物之间存在亲源关系
地球上曾经许多物种灭绝
早期的动植物都生活在原始海洋里
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
关于生物演化的方向,正确的是。。。。
身体结构从简单到复杂
体型从小到大
真核生物取代原核生物
以上皆对
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
达尔文用_________学说解释了生物演化的原因。
过度繁殖
生存斗争
自然选择
遗传和变异
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
生物进化过程中最有力的证据是________。
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
大陆上的鹈鹕会飞、群岛上的鹈鹕却不会飞。根据达尔文的观点解释,其原因是________
自然选择的结果
生物是不能进化的
环境不良造成的
人工选择的结果
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
决定生物进化的内在因素是_______。
过度繁殖
适者生存
遗传和变异
生存斗争
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