A botanist discovered a mutant plant that was unable to form functional Casparian strips. This plant would be

unable to transport water or solutes to the leaves.

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unable to use its sugar as a sugar sink.

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able to exert greater root pressure than the normal plant.

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unable to control amounts of water and solutes it absorbs.

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Solution

The correct option is D unable to control amounts of water and solutes it absorbs.
The Casparian strips function in regulation of the flow of water between outer tissues and the vascular bundle. If the casparian strip is not functional, then the plant would be unable to control amounts of water and solutes it absorbs.

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