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Cards In This Set
| Front | Back |
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Soft, moist plant parts consist mostly of _____ cells.
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Parenchyma
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Roots and shoots lengthen through activity at _____ .
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Apical meristems
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Perpetually young tissues where cells retain the ability to divide are
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Meristematic
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Xylem and phloem are _____ tissues.
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A. ground
b. vascular c. dermal d. both b and c |
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Cells that are the main water-conducting cells of a plant are
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Xylem tubes
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Which theory of water transport states that hydrogen bonding allows water molecules to maintain a continuous fluid column as water is pulled from roots to leaves?
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Cohesion
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Water transport from roots to leaves is explained by _____ .
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The cohesion-tension theory
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Water evaporation from plant parts is called _____.
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Transpiration
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The cells that function with the sieve tubes are the
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Companion cells
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The source region in the pressure flow explanation of phloem transport is most often the
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Leaf
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The most common form of sugar transported to the roots is
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Sucrose
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In phloem, organic compounds flow through _____ .
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Sieve tubes
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_____ conducts water and ions; _____ conducts food.
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Xylem; phoem
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In daytime, most plants lose _____ and take up _____.
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Water, carbon dkioxide
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At night, most plants conserve _____, and _____ accumulates.
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Water; carbon dioxide
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