Exam 20: Terrestrial Biomes

Discuss the vegetation characteristics,characteristic soil orders,temperature patterns,water balance,and state of the environment for the equatorial and tropical rain forest.

At continued rates of species extinction,it is possible that half of the species currently on Earth could be extinct in 100 years.

The temperate rain forest has almost as much species diversity as a tropical rain forest.

The tropical savanna experiences its wettest period when ________,and it experiences its driest period when ________.

Local names for tropical savanna vary worldwide and include

Deserts are subdivided into different types on the basis of

Large expanses of grasslands interrupted by trees and shrubs describes the tropical savanna biome.

Discuss the vegetation characteristics,characteristic soil orders,temperature patterns,water balance,and state of the environment for the needleleaf and montane forest.

The Mediterranean shrubland biome occurs

Which of the following is true of life-form designations?

Exotic species are

Brazil has taken steps that have greatly slowed the rate of deforestation in that country.

What are the important factors used in defining a biogeographical realm?

Most of the world's grain and livestock production occurs in the midlatitude grassland biome.

The pines of the southeastern United States are characteristic of which biome?

Invasive non-native plants and animals

Which of the following is not correctly matched?

Deserts cover approximately ________ percent of Earth's land area.

Due to climate change,1/3 of the world's Polar Bears may die off by 2050.

Climatic ecotones are usually broader than physical ecotones.