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Organisms4thGrade

TermDefinition
Ecosystem Living and Non-Living things working together
Organisms Livings things within a ecosystem
Habitat A home of an organism
Tundra Long, dark, and very cold winters. Few trees. Ground is frozen beneath the surface
Taiga Very cold winters, cool summers. More rain or snow falls than in the tundra.
Grasslands Cold Winters, hot summers. More rain or snow falls than in the taiga. Rich soil.
Forest lands Mild winters and summers. Plenty of rain or snow. Trees lose their leaves in winter
Desert Very hot days all year. Very little rain. Plants and animals adapted to conserve water.
Tropical rain forest Hot and rainy all year. Poor spoil. Variety of plants and animals.
Saltwater shores Many organisms live where the water level changes from high tide to low tide. The area is made up of sand.
Freshwater rivers Many habitats are along the shore and river bottom
Freshwater lakes and ponds Many habitats are at the shore, on the surface water, and under the water.
Open sea (surface) This area gets plenty of light. It is rich in nutrients and home to many populations.
Open sea (deep) Less lights, and fewer nutrients.
Producers Make Food that will be used by consumers
Consumers Use food made by producers
Decomposers Eat dead wastes and remains of other organisms to break them down into waste
Food Chain Steps in which organisms get the food they need to survive
Food Web Shows how food chains are related within an ecosystem
Created by: bradwelch13
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