Vegetation Regions

trees that shed their leaves during one season

• deciduous
• coniferous
• permafrost
• savanna

permanently frozen underlayer of the earth

• permafrost
• savanna
• tundra
• coniferous

trees with seeds protected by cones

• coniferous
• deciduous
• savanna
• tundra

region that is always cool or cold

• tundra
• savanna
• permafrost
• environment

the physical conditions of the natural surroundings

• environment
• savanna
• permafrost
• deciduous

A plant community consists of plants that

• are interdependent
• are of only one type
• rarely adapt
• survive alone

A biome is defined as

• a region in which the environment, plants, and animal life are suited to one another
• a forest including both deciduous and coniferous trees
• a huge tropical grassland
• a layer of soil that remains permanently frozen

The four general types of vegetation regions are

• forest, grassland, desert, and tundra
• rain forest, mid-latitude, desert, and highland
• prairie, savanna, coniferous, and deciduous
• tropical, temperate, mixed, and tundra

Chaparral regions contain mainly

• small evergreen trees and low bushes
• broadleaf evergreen trees
• tall prairie grasses
• vast expanses of sand

All of the following statements are true of tundra regions except

• Temperatures are always cool or cold
• The growing season is very long
• Only specialized plants can grow
• A layer of the soil may remain permanently frozen