CH.11 Concepts Questions.docx - Key Terms and Concepts...

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Key Terms and Concepts Chapter 11 pgs. 341-342 Ecosystems and Biomes 1. Contrast and explain the concepts of ecosystem and biome . An ecosystem is the interaction of living and nonliving things in an environment. A biome is a specific geographic area notable for the species living there. 2. What is an ecotone ? Transition zones of competition in which the typical species of one biome intermingle with those of another. Terrestrial Flora 3. What is the difference between a perennial and an annual plant ? Annual plants live for one growing season and then die, while perennials regrow every spring. 4. Explain the difference between a deciduous tree and an evergreen tree . Name trees that are examples. An evergreen, or coniferous forest, is a forest made up of pine trees that are always in leaf. They do not shed leaves, except for a few pine needles to make way for new ones. Deciduous tree usually lose their leaves in autumn, sending out new shoots and leaves in the spring. Deciduous trees include oak, maple, and hickory trees. 5. Describe some typical xerophytic adaptations of plants. Xerophytic – refers to plants structurally adapting to withstand protracted dry conditions. Example: cactus. Four general types of adaptation: roots, stems, leaf modification, and plant’s reproductive cycle. 6. Describe some typical hygrophytic adaptations of plants. Hygrophytic – refers to plants structurally adapting to withstand protracted wet conditions. Two groups: hydrophytes and hygrophytes. Hydrophytes – species living more or less permanently immersed in water. Hygrophytes – moisture – loving plants that generally require frequent soaking with water. 7. What are the differences among forests , woodlands , and shrublands ? Forests – a large area covered chiefly with trees and undergrowth.
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  • Fall '15
  • Geography, Evergreen, Tropical Deciduous Forest

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