Question | Answer |
large region characterized by a specific type of climate and certain types of plants and animal communities | biome |
why are plants an important consideration in the defining of a biome. | the plants living in an area determine the other organisms that can live there. |
how are plants adapted to survive in different types of biomes | plants in a particular biome have characteristics, specializezed structures or adaptations that allow the plants to survive in that biome. |
name some plant adaptations that allow them to live in different biomes | adaptations include size, shapte, and color |
what is the main factor that determines which plants can grow in a certain area? | the main factor is climate meaning weather conditions such as temperature, precipitation, humidity and winds. |
what are the two most important factors that determine a region's climate? | temperature and precipitation |
the higher the temperature and precipitation are, the ____________ and _____________ vegetation is. | taller and denser |
the distance north or south of the equator measured in degrees | latitude |
the height of an object above sea level | altitude |
of all the biomes in the world, _____________ biomes are the most widespread and the most diverse. | forest |
this biome helps regulate world climate and play vital roles in the nitrogen, oxygen, and carbon cycle. | tropical rain forests |
the biome that is characterized by having a multitude of plants and animal species | tropical rain forest |
why is the land cleared by cutting of the tropical rain forest poor agriculture land? | most tropical soils lack nutrients and cannot support crops for more than a few years |
what are buttresses or braces | above-ground roots of tropical rain forest trees that grow sideways and provide extra support to the tree |
the top layer of the tropical rain forest consisting of the tallest trees | emergent layer |
the layer of vegetation in the tropical rain forest consisting of tall trees that absorbs up to 95 % of sunlight. | canopy |
most of the animals that live in the tropical rainforest lives in the _________ | canopy |
layer of vegetation in the tropical rain forest that consists of trees and shrubs adapted to live in shade | understory |
what are the major threats to the tropical rain forest? | habitat destruction due to the logging of the forest and cutting of trees to make farmlands. Also, animals are threatened by exotic-pet trading |
the only temperate rain forest in North America is located in the ___________ | Pacific Northwest |
this biome is characterized by having broad leaf trees, producing brilliant colors in the fall. | temperate deciduous forest |
the northern coniferous forest that stretches in a broad band across the norther Hemisphere just below the Arctic Cicile | taiga |
this biome has cold winter temperatures, a small amount of annual precipitation and coniferous trees | taiga |
this biome is located in tropical and subtropical areas near the equator and between tropical rain forest and desert biomes. characterized by grasslands | savannas |
_________- are located on the interiors of continents where too little rain falls for trees to grow | temperate grasslands |
type of temperate woodland biome that is dominated by more broad-leafed evergreen shrubs. | chaparral |
biome that receive less than 25 cm of precipitation a year and have little or no vegetation | deserts |
plants such as cactuses, have thick, fleshy stems and leaves that store water. these plants are called ___________ | succulents |
biome dominated by grasses, lichens, and herbs and located primarily north of the Arctic Circle | tundra |
what is the name of the layer of frozen ground found in the tundra | permafrost |