選修生物II-段考1複習CH1-2
Quiz
•
Biology
•
11th Grade
•
Hard
葉東茂 葉東茂
Used 3+ times
FREE Resource
36 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Answer explanation
答案:(B)
解析:科學家證明RNA能自我複製,此結果使得科學家相信,最早表現生命現象的遺傳物質應是RNA,而DNA則是由RNA反轉錄而來,故選(B)。
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Answer explanation
答案:(B)
解析:原始細胞是利用現成有機物的異營生物。
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Answer explanation
答案:(A)
解析:生命演化的先後:(甲)大氣的基本氣體→(戊)有機物(胺基酸,核苷酸)的產生→(乙)遺傳物質的出現;(丙)原核異營生物出現→(丁)原核自營生物出現→(己)真核生物出現,故選(A)甲戊乙丙丁己。
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Answer explanation
答案:(D)
解析:(A)原核細胞一般大小10微米,真核細胞一般為100微米,但也是有很大的原核細胞或很小的真核細胞;(B)阿炮說:原核細胞沒有細胞核,但在細胞質中有核糖體;(C)原核細胞與真核細胞皆可以行呼吸作用,故選(D)。
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Answer explanation
答案:(B)
解析:(A)雷迪提出生源說;(C)尤里和米勒模擬原始大氣經高熱和閃電而形成胺基酸;(D)奧柏林和荷頓假設RNA是最先形成的巨大分子。
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Answer explanation
答案:(D)
解析:(A)保護組織;(B)保護組織;(C)輸導組織;(D)分生組織。
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Answer explanation
答案:(D)
解析:(A)氣孔由2個保衛細胞組成;(B)保衛細胞內壁較厚;(C)沉水植物的氣孔數量比浮水植物少。
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