Unit 2 test B review

area where species are in danger of being extinct

dense covering formed by leafy tops of trees

differences in latitude and angle of heating contributes to

succession in an area where there is no remnant of previous soil

competition, crowding and disease

using renewable resources without depleting them

contour plowing, auto emission standards, drip irrigation are all

High growth rates are determined by

cold temps, darkness, 90% ocean

when a previous existing community is replaced

Deforestation

When niches overlap

range of physical and biological conditions an organism lives in and uses

Trees that shed leaves in a particular season

Humans impact their environment through

Population size is limited by

a large variety of animals live there

Avg year after year conditions of temperature and precipitation in an area

Overfishing

a change from high birthrates and high death rates to low birth rates and low death rates