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Unformatted text preview: Plant Biology Chapter 5 Outline I. Roots and Soils a. How roots develop b. Root structure i. Root cap ii. The region of cell division iii. The region of elongation iv. The region of maturation c. Specialized roots i. Food storage roots ii. Water-storage roots iii. Propagative roots iv. Pneumatophores v. Aerial roots vi. Contractile roots vii. Buttress roots viii. Parasitic roots d. Mycorrizae e. Root Nodules f. Human Relevance of roots g. Soils i. Parent Material ii. Climate iii. Living Organisms and organic composition iv. Topography v. Soil texture and mineral composition vi. Soil structure vii. Water in the soil viii. Soil pH Definitions Radicle a part of an embryo in a seed that develops into a root. Embryo immature sporophyte that develops from a zygote within an ovule or archegonium after fertilization. Root cap a thimble shaped mass of cells at the tip of a growing root; functions...
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- Spring '08