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7th grade
Biomes
| Term | Definition |
|---|---|
| Ecology | study of the relationship between living things and their environments. |
| Interact | process of organisms acting upon one another or on the nonliving parts of their environment. |
| Population | group of the same kind of organisms living in a certain place. |
| Community | all the populations that live in a certain place and can interact with one another. |
| Ecosystem | group of communities interacting with each other and the nonliving parts of their environment. |
| Habitat | place where an organism lives. |
| Niche | organism's role, or job, in its habitat. |
| Limiting factor | condition in the environment that puts limits on the size a population can grow to. |
| Carrying capacity | largest population size that can be supported by the available resources of an area. |
| Climate | average weather of an area over a long period of time. |
| Biome | large region with a characteristic climate and plant and animal communities. |
| Tundra | land biome with permanently frozen ground, found in far north very few plants can survive here (mosses, grasses, shrubs). |
| Taiga/Boreal Forest | land biome with a cold climate, coniferous forests, and animals like moose, squirrels, and rabbits. |
| Temperate deciduous forest | land biome with a moderate climate, long growing seasons and cold winters, and filled with deciduous trees that lose their leaves in the Fall season. |
| Temperate grasslands | land biome with moderate climate, but only grass (not enough rainfall for trees to grow), found on the interior of continents, fertile soil used for farming. |
| Savannas | land biome that is a temperate grassland but close to the equator, has large herds of animals that feed on the grasses. |
| Tropical Rain Forests | the most diverse land biome that is near equator, receives lots of rainfall, and is hot all year, has tall trees, many plants, and many different types of animals. |
| Deserts | Land biome where climate is hot and dry; does not have many plants (mostly cacti) and animals like birds, lizards, and scorpions. |
| Adaptation | features or traits of an organism that helps it survive in its environment |