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Chapter 11 Science
Thomas 6th Grade
Terms in this set (17)
A region with a certain climate and certain forms of vegetation. It is mostly the climate--temperature and precipitation--in an area that determines its ____.
desert, rain forest, grassland, deciduous forest, boreal forest, and tundra
The six major biomes are:
An area that receives less than 25 centimeters of rain per year.
Trees in the rain forest form several distinct layers. The tall trees form a leafy roof called the _____.
Trees in the rain forest form several distict layers. Below the canopy, a second layer of shorter trees and vines forms an ______.
An area that is populated mostly by grasses and other nonwoody plants. This area mainly receives 25-75 centimeters of rain each year.
Grasslands that are closer to the equator than prairies are known as _____, which receive as much as 120 centimeters of rain per year. Scattered shrubs and small trees grow here, along with grass.
Trees that shed their leaves and grow new ones each year.
Most of the trees in the boreal forest are _____ _____, which are trees that produce their seeds in cones and have leaves shaped like needles.
An extremely cold and dry biome. It receives as much rain as a desert. Most of the soil is frozen all year.
Permanently frozen soil found in the tundra climate region.
Where the fresh water of a river meets the salt water of the ocean.
Between the highest high-tide line and the lowest low-tide line.
Below the low-tide line is this. It is the shallow region that extends over the continental shelf.
These grow in neritic waters where the bottom is rocky. They can be found off the California coast.
These are created by colonies of tiny coral animals.
Tiny organisms that float in the water.
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