【名词&注释】
中国画(chinese painting)、种子休眠(seed dormancy)、浓硫酸处理(dense sulfuric acid treatment)、植物种子(plant seed)
[单选题]一室的单子房，胚珠沿心皮的腹缝线成纵行排列，为( )。
A. 边缘胎座
B. 侧膜胎座
C. 中轴胎座
D. 基底胎座
查看答案&解析
举一反三：
[单选题]This printer is of good quality. If it ( )break down within the first year, we would repair it at our expense.
A. would
B. should
C. could
D. might
[单选题]The church tower which_________ will be open to tourists soon. The work is almost finished.
A. has restored
B. has been restored
C. is restoring
D. is being restored
[单选题]用浓硫酸处理苋属植物种子(plant seed)可打破休眠，是因为该种子休眠的原因是( )。
A. 种子内的胚尚未成熟
B. 种子的后熟作用
C. 存在抑制性物质
D. 种皮过于坚硬
[单选题]安徽章城所产著名的中国画纸张——“宣纸”的原料是( )的茎皮纤维。
A. 苎麻
B. 桑
C. 青檀
D. 化香
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