作者yjenl (confused)
看板LifeSci_Work
标题Re: [问题] 问一题普生课本附赠的网路问题
时间Wed Apr 21 06:57:56 2004
※ 引述《Dragoon (咦~出新歌啦?)》之铭言：
: Water potential begins to become less negative
: A) in the dark of the night
: B) just before dawn
: C) at sunrise
: D) at noon
: E) just after sunset
: 答案是(E)
: 不知道为什麽啊??
※ 引述《Dragoon (咦~出新歌啦?)》之铭言：
: Water potential begins to become less negative
: A) in the dark of the night
: B) just before dawn
: C) at sunrise
: D) at noon
: E) just after sunset
: 答案是(E)
: 不知道为什麽啊??
课本786页~~
The water potential that is responsible for water movement is largely
the product of negative pressure generated by transpiration, which is
driven by warming effects of sunlight.---> After the sun sets, transpiration
from the leaves decrease.
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