Scientists measured the pressure in the xylem of redwood trees at different heights and found that the higher they made their measurements,the lower the pressure.They extrapolated this to a pressure of zero,and concluded that the tallest a tree could grow is 122-130 meters.The tallest known tree on Earth is 112.7 meters.Which of the following most likely limits the height of trees?
A) the amount of transpiration in leaves
B) the amount of photosynthesis in leaves
C) the amount of energy needed to pump water to the tops of the trees
D) the strength of water cohesion
E) the ability to take up CO₂
Correct Answer:
Verified
Q75: The concentration of solutes in most soil
Q76: The tendency of water molecules to "cling"
Q77: The bacterium Rhizobium
A) triggers the development of
Q78: The water absorption rate of a plant's
Q79: If a friend,who knew you were going
Q80: If asked how nitrogen becomes available to
Q81: The haustorium is a modified root that
Q82: The cohesion-tension theory explains how water moves
Q84: Bean plants significantly change the development of
Q85: Many carnivorous plants use modified leaves to
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents