More than what percentage of the water absorbed by plant roots can be lost through transpiration?

Prepare for the FNGLA Horticulture Practices Test with strategic study tools, including flashcards and multiple-choice questions complete with hints and explanations. Ace your exam with confidence!

Transpiration is a crucial process in plant physiology, involving the loss of water vapor from the aerial parts of plants, primarily through small openings called stomata. This process aids in nutrient uptake, temperature regulation, and maintaining water and nutrient flow from the roots to the leaves.

Research indicates that a significant portion of the water that plants absorb can be lost through transpiration. The correct answer highlights that more than 90% of the water absorbed by plant roots can be lost in this manner. This high percentage reflects the efficiency of transpiration in driving the transport of nutrients and maintaining plant health, illustrating that while roots may absorb a substantial amount of water, the majority is not retained but instead released into the atmosphere.

The other percentages do not accurately capture the extensive nature of water loss through transpiration in most plant species, particularly in environments where conditions favor this process, such as warm and dry climates.

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