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10 Cards in this Set
- Front
- Back
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What is the main form in which sugars are transported in the phloem sap |
Sucrose |
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What is the evaporation of water from plant tissues called |
Transpiration |
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Which of the following best describes aquaporins |
The channel proteins for water |
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How would water flow if the U tube pressure of surrounding soil is higher than that in living root epidermal cells |
Water would enter the root cells making them turgid |
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What best describes how mineral ions are absorbed by plants |
They are moved into the symplast Via active transport |
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What is the principle driving force for guttation |
Root pressure |
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Which ion is pumped out of guard cells in order to increase their turgidity |
H+ |
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Suppose that a living plant cells placed in a beaker with pure water how long will it take up water |
Until it is turgid |
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Which of the following describes the state of stomata in most plants |
They are open during the day and closed during the night |
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What does water potential refer to |
A relative value that is defined in reference to pure water at atmospheric pressure of 0 MPa |
