Which of the Following Is the First Step in the Pressure-Flow

question 44

Multiple Choice

Which of the following is the first step in the pressure-flow model?

• A)Water enters the phloem by osmosis.
• B)Positive pressure must build up.
• C)Water actively enters the phloem.
• D)Negative pressure must build up.
• E)Sugar is actively transported into the phloem.

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Definitions:

Comets

Celestial bodies orbiting the sun, typically characterized by a nucleus of ice and dust and, when near the sun, a visible coma or tail.

Orbit

The curved path of a celestial object or spacecraft around a star, planet, or moon, under the influence of gravitational forces.

Pronoun

A word used to replace a noun or noun phrase, often to avoid repetition.

Committee

A group of people appointed or elected to perform a specified service or function.