向性 2

Quiz
•
Biology
•
11th Grade
•
Medium
Wai Kwan
Used 18+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
圖示四棵燕麥幼苗在單方向的光線照射下的生長情況:
科學家有以下結論:可能有一種刺激生長的物質從芽鞘頂尖傳到生長區。這個結論是基於下列哪些幼苗的生長情況而得?
1、2 和 3
1、2 和 4
1、3 和 4
2、3 和 4
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
以下哪對實驗裝置可用來測試「生長素是燕麥胚芽鞘內促進生長的物質」這項假說?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
圖顯示一實驗設計,在不同情況下收集來自胚芽鞘頂端的生長素,然後將瓊脂塊置於高度相同但頂端已被除去的胚芽鞘上:
以下哪項正確顯示除去頂端的胚芽鞘的生長反應?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
以下哪項可用作上述實驗的對照裝置?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列哪一棵燕麥芽鞘於生長時會彎向左方?
只有(1)
只有(2)
只有(1)和(3)
只有(2)和(3)
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
三株燕麥幼曲在不透光的箱內生長,其芽鞘則如圖所示接受不同的處理:
哪棵(些)芽鞘會向右邊生長?
只有(1)
只有(2)
只有(1)和(2)
(1)、(2)和(3)
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
參照芽鞘(3),以下顯微照片所示的細胞最有可能取自
區域 P
區域Q
區域R
區域 S
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