Scientists Measured the Pressure in the Xylem of Redwood Trees

question 23

Multiple Choice

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.What assumption were the scientists making to conclude that when pressure was zero the plant could grow no further?

• A)Any leaves above that point would not receive any sunlight
• B)Any leaves above that point would not receive any water
• C)Stems above that point could not transport sugars in their xylem
• D)Transpiration would be less than uptake of water from the xylem
• E)The turgor pressure would be greater than gravity

---

Definitions:

Power And Control Wheel

A tool used to understand and analyze the dynamics of power and control in abusive relationships.

Domestic Violence

A pattern of behavior in any relationship that is used to gain or maintain power and control over an intimate partner, encompassing physical, sexual, emotional, economic, or psychological actions or threats.

Power And Control

Power and control refer to the ability to influence, direct, or determine behaviors, decisions, or actions of others, often analyzed within relationships and social structures.

Diagnostic Term

A term used in the field of medicine to describe or classify a particular disease or condition based on its symptoms and signs.