七下自然1-2無性生殖

Quiz
•
Biology
•
7th Grade
•
Hard
白 皮
Used 13+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列關於無性生殖的敘述,何者正確?
經過減數分裂
不經細胞分裂
不經配子結合
只發生於植物體
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
圖是正在行出芽生殖的酵母菌,請問圖中甲、乙、丙三個細胞的染色體數目,下列何者正確?
乙的染色體數目是甲的兩倍
乙的染色體數目是甲的一半
丙的染色體數目是乙的一半
甲、乙、丙細胞內染色體數目完全一樣
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
某植物可以利用營養器官繁殖的方式產生下一代,則其用此方式繁殖的器官可能為何?
花
果實
種子
葉
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
某單細胞生物具有兩對染色體(如圖)當他行出芽生殖時,所產生的子細胞染色體型式應為何?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
圖是渦蟲的斷裂生殖,構造a為新長出的部位。比較構造a和構造b的染色體情形,下列敘述正確?
片段b可經過減數分裂產生片段a
兩者細胞內的染色體均為雙套
片段b的染色體數目為片段a的一半
片段a的細胞中有不成對的染色體
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何種方式無法產生與親代一模一樣的番薯?
莖
塊根
種子
組織培養
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一組利用營養器官繁殖的配對是錯誤的?
馬鈴薯-塊莖
番薯-葉
石蓮-葉
草莓-匍匐莖
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
落地生根長出新芽和新根的位置應該是右圖中的哪一點?
甲
乙
丙
丁
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