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Chapter 22 Sect. 4
Science
| Question | Answer |
|---|---|
| A group of land ecosystems with similar climates and organisms. | biome |
| When tall trees form a leafy roof in the rain forest. | canopy |
| Formed below the canopy, a second layer of shorter trees and vines. | understory |
| An area that receives less than 25 centimeters of rain per year. | desert |
| An area that is populated mostly by grasses and other nonwoody plants and receives 25 to 75 centimeters of rain each year. | grassland |
| An area where scattered shrub, small trees, and grasses grow and receives as much as 120 centimeters of rain each year. | savanna |
| Trees that shed their leaves and grow new ones each year. | deciduous tree |
| Trees that produce their seeds in cones and have leaves shaped like needles. | coniferous tree |
| An area of land that is extremely cold and dry. These areas may receive no more precipitaion than a desert, but most of the soil is frozen all year. | tundra |
| The frozen soil in a tundra. | permafrost |
| A body of water where the fresh water of a river meets the salt water of the ocean. Many marine animals use this are as breeding grounds. | estuary |
| An area along the rocky shoreline, between the highest high-tide, and the lowest low-tide. | intertidal zone |
| A region of shallow water in an area where the edge of a continent extends into the ocean for a short distance, life a shelf, below the low-tide line. | neritic zone |
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jafranko
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