Biology The Essentials
Quiz 21: Plant Form and Function
Root Hairs Greatly Increase the Absorptive Surface Area of a Root
Root hairs greatly increase the absorptive surface area of a root.
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The opening and closing of a plant's stomata is regulated by the flow of ________ ions. A) phosphorus B) magnesium C) copper D) sulfur E) potassium
Most carnivorous plants use their prey as a primary source of A) nitrogen. B) energy. C) carbon. D) magnesium. E) potassium.
Nutrients that an organism needs in fairly large amounts are referred to as A) total nutrients. B) macronutrients. C) micronutrients. D) solid nutrients. E) essential nutrients.
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