
選修生物II-2段2
Authored by 葉東茂 葉東茂
Biology
11th Grade
Used 1+ times

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40 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
壓力流的假說,主要是用以說明植物體何種生理反應的原理?
Answer explanation
解答 B
解析 壓力流假說,主要在說明植物體內有機養分運輸的機制 (A)水分流動的機制,主要由蒸散流來說明 (C)植物激素的運輸可藉由韌皮部、木質部或擴散作用等不同形式 (D)保衛細胞變形,主要來自於水分進出細胞所致
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
光合作用進行的過程中,何者是電子傳遞的最後接受者?
Answer explanation
解答 B
解析 電子傳遞鏈最後將電子傳給NADP+,得到電子和質子結合還原成NADPH
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
下列有關植物有機養分運輸的特性,何者正確?
Answer explanation
解答 B
解析 (A)經由韌皮部的篩管細胞 (C)運輸物質以醣類為主 (D)醣類運輸的形式主要為蔗糖
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
植物根部的根壓,有助於物質的運輸,請問形成根壓的主要原因為何?
Answer explanation
解答 A
解析 根壓來自於根部高滲透壓,導致水分吸入後所形成的推力
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
不同植物間存在著許多構造上的差異,請問以下何者構造可作為判斷單子葉植物的依據?
Answer explanation
解答 C
解析 (A)為平行葉脈 (B)氣孔的位置無法判定 (D)單、雙子葉植物的葉脈中均無形成層
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
單子葉玉米莖的橫切面中,占據最大面積的構造稱為?
Answer explanation
解答 D
解析 表皮與維管束以外的構造稱為基本組織
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
植物的莖除了支持植物體外,還有負責運輸的功能,以下有關植物莖中的輸導組織的敘述,何者正確?
Answer explanation
解答 A
解析 (B)管胞可獨自運輸H2O與礦物質,兩端為封閉尖細的形狀 (C)篩管成熟之後仍為活細胞 (D)伴細胞僅能協助篩管的運輸
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