world geography help! not guud at it:/?

Kylia Asked: world geography help! not guud at it:/?

i did half of it and this is where im stumped.

-The development of renewable energy sources is important in order to. select all that apply.
decrease reliance on fossil fuels
improve air quality
improve the economic development of LDCs
increase greenhouse gases
increase the wealth of MDCs
reduce habitat destruction
reduce health problems
reduce pollution.
-Which statements describe characteristics of MDCs? select all that apply.
higher standard of living
increased agricultural focus
more access to health care
more access to transportation and communication
more industry
reduced educational opportunities
shorter life expectancy
-Which countries use more of the earth's resources?
-definitions
1.cultural convergence
2. cultural diffusion
3. cultural divergence
4. cultural mosaic

-The city of Urbanity has been designed by city planners to appeal to families and industry. Single-family housing will be limited. Most families will live in either apartment buildings or condominiums. Recreational and common areas will be part of each multi-unit housing complex. Industry must limit the height of buildings to two stories. Twenty trees must be planted for each acre of land the industry owns.
-The planners have determined Urbanity's _____.
migration quota
per capita income
push-pull factors
urban form
-The United States is an _____.
LDC
MDC
-Which nations have negative population growth?
less-developed countries (LDCs)
more-developed countries (MDCs)

-Which statement does not describe settlement patterns?
Settlement patterns are influenced by the availability of resources.
Settlement patterns are rarely influenced by political or economic factors.
Settlement patterns influence the way land is used.
Settlement patterns provide information about the people who live in specific areas.
-What problems are caused by solid waste disposal?choose all that apply.
decreased availability of renewable resources
finding suitable landfill locations
groundwater pollution
reduced recycling
soil pollution
-What type of economy does each statement describe?
Select C for Command economy.
Select M for Market economy.
Select T for Traditional economy.
Business decisions are influenced by consumer demand.
Change happens slowly.
Economic growth is not a major concern.
Employees and employers negotiate to determine salaries.
People choose their careers.
Resources are owned by the government.
The government makes most business decisions.
The government makes some business decisions.
-Which statements describe people's interactions with their environment?
Altering the earth's environment can be harmful.
Changes to the earth's environment can be beneficial.
People adapt to their environment.
People change their environment.
Population growth and the environment are not related.
definitions
1. emigration
2. immigration
3. migration
4. overpopulation
5. sustainable development
6. underpopulation
7. unsustainable development
8. urbanization
-Which nations produce more of the world's pollution?
LDCs
MDCs
-Why are rain forests important to the world?
Cures for diseases have been developed from resources in rain forests.
Rain forests are the natural habitat for 90 percent of the world's plant and animal species.
Rain forests are a valuable food source for the world.
Rain forests increase greenhouse gases.
-Which statements describe sustainable development?
Fishing does not remove more fish from water systems than can be replaced by the number of fish that will be born to replace them.
Sustainable development is development that is designed to improve the economic conditions in less-developed countries.
Sustainable development is mainly a regional issue.
Sustainable development means water is used at a rate that won't reduce the amount available for future use.
Sustainable development policies only need to be concerned with environmental protection.
Trees cannot be cut down faster than the number that will be replaced by new growth
-Which statements describe resources?
One of the factors people use when deciding where they will live is the availability of resources.
Renewable resources have little value for people.
Resources are unevenly distributed throughout the world.
Energy is the world resource which has the highest use.
The use of nonrenewable resources has decreased in recent history.
The use of resources is evenly distributed throughout the world.
The world's oil supply will last for the next forty years if its use continues as expected.
-What are the benefits of recycling? choose all that apply/
increased profits