Ten Tomato Plants Are Germinated and Maintained in a Large

question 25

Multiple Choice

Ten tomato plants are germinated and maintained in a large tray with no drainage. After several weeks they all begin to wilt and die despite repeated watering and fertilization. The most likely cause of this die-off is

• A) competition for resources.
• B) anoxia.
• C) organic nutrient depletion.
• D) no room left for root growth.
• E) buildup of toxic substances in the tray.

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