Exercise
Form 7: Transport of Water and Minerals from Roots to Leaves
Trace the movement of water and essential mineral nutrients from root uptake to the leaves. Understand the pathway and processes involved in upward vascular transport.
Questions
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MultiChoice
What is the primary pathway of water from soil into the center of a root?
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MultiChoice
What feature of root hair cells greatly increases their ability to absorb water?
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MultiChoice
What waxy band in root endodermal cells forces water to pass through cell membranes?
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MultiChoice
What is the main function of the Casparian strip in roots?
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MultiChoice
How do root cells maintain a lower water potential than the surrounding soil?
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MultiChoice
Which process moves water across the root cortex down a water potential gradient?
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MultiChoice
What mineral ion is essential for plants to produce chlorophyll?
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MultiChoice
What mineral ion is primarily required by plants for protein synthesis and nucleic acids?
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MultiChoice
What happens to plant growth if there is a severe shortage of nitrate ions in soil?
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MultiChoice
How are mineral ions transported once they enter the xylem tissue?
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MultiChoice
Why cannot plants rely on diffusion alone to absorb mineral ions from nutrient-poor soil?
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MultiChoice
What process supplies ATP required for active transport of ions in roots?