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Introductory Plant Biology

Biology

Quiz 9 :

Water in Plants

Quiz 9 :

Water in Plants

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Pressure that develops within a living cell as a result of water entering the cell is called
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A

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Molecules that, due to their symmetry, have slightly different electric charges at each end are said to be
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A

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The movement of molecules from a region of high concentration to a region of low concentration is
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D

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When starch and cellulose molecules are exposed to water, they develop electrical charges and form ________.
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The pressure required to prevent osmosis from taking place is referred to as:
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When an entire plant wilts, it is due to ________.
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Active transport in plants apparently involves an enzyme complex that forms a/an ________.
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If the concentration of solutes outside the plant cell is greater than the concentration on the inside, water will
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Pressure sufficient to prevent the rise of fluid in an osmometer tube, when applied to the top of the tube, is called
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Substances are absorbed and retained against a concentration gradient, through the expenditure of energy, by ________.
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Imbibition is responsible for ________.
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When a solute is dissolved in water, the ________ of the water is lowered.
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The cohesion of water molecules and their adhesion to the walls of narrow tubes that results in water rising in the tubes is called
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Water potential is calculated by ________.
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________ occurs when water forms hydrogen bonds with large organic molecules such as cellulose in living or dead tissues.
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Which of the following is NOT involved in guard cell regulation of stomata opening?
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Liquid water is forced out of the leaf when leaf pores are closed at night in a process called
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Which of the following plays a role in plasmolysis?
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Most of the water that enters a plant via the roots leaves the same plant by the process of
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Osmosis is a special kind of diffusion in which water molecules
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