Which of the following statements best suits the "Anthropocentrism" viewpoint?

• ecology and nature are central to humanity

• A focus on biorights is most important

• humans must sustainably manage the environment

• technological developments can solve environmental problems

Why are food chains, limited to 4-5 organisms?

• There are not more organisms in the ecosystem

• They are only limited when organisms are living on land

• Energy transfers are inefficient

• Organisms must share resources

After a forest fire, an ecosystem would start regrowth through

• climax community

• limiting factors

• primary succession

• secondary succession

Which experiences the least change over time?

• Pionieer species

• Climax Community

• Primary Succession

• Aquatic Succession

3.5% of all the Earth’s water is contained within the oceans as salt water, while the remaining 96.5% is freshwater

• true

• false

• -

• -

the breaking of habitats into smaller pieces is called...

• habitat pollution

• habitat corruption

• habitat fragmentation

• habitat division

process by which individuals that are better suited to the environment survive and reproduce and passing down their offspring

• natural selection

• adaptation

• Evolution

• variation

Which of the following factors contributes most to the albedo effect?

• Increase in ice cover.

• Increase in urban areas.

• Increase in deforestation

• Increase in ocean cover.

If a population grows larger than its environmental carrying capacity, then

• birth rate may rise significantly.

• death rate may rise.

• death rate may fall significantly.

• immigration rate may increase.

If a population grows larger than its environmental carrying capacity, then

• birth rate may rise significantly.

• death rate may rise.

• death rate may fall significantly.

• immigration rate may increase.