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Exam 3 - c.i Boron Copper Iron Chloride Manganese...

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Chapter 37 1. Describe the ecological role of plants in transforming inorganic molecules into organic compounds. 2. Define the term essential nutrient and distinguish through macronutrients and micronutrients a. An essential nutrient is a nutrient that a plant cannot produce, but is necessary for growth and reproduction. b. A macronutrient can be classified as a primary or a secondary. b.i. Primary macronutrients are typically lacking from the soil because plants use them in large quantities. b.i.1. Nitrogen, Phosphorus, Potassium b.ii. Secondary macronutrients are usually plentiful in most soil cultures. b.ii.1. Calcium, Magnesium, Sulfur b.ii.2. Sulfur is usually found from the slow decomposition of soil’s organic matter c. A micronutrient is only needed in small amounts
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Unformatted text preview: c.i. Boron, Copper, Iron, Chloride, Manganese, Molybdenum, Zinc 3. Explain how a nutrient’s role and mobility determine the symptoms of a mineral deficiency. 4. Explain how soil is formed and name the components of topsoil 5. Define soil texture and soil composition. a. Soil texture is the amount of sand, silt, clay, and organic matter in the soil a.i. Affects how well nutrients and water are retained in the soil a.ii. Clay holds water better than sandy soil. Water drainage often carries nutrients with it (leaching). b. Soil composition is the amount of organic materials from the remains of dead plants and animals, and open space that can be filled with air or water...
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