Chapters 6-8 Review

Select one of the two greatest long-term threats to coral reefs...

Wetlands provide all of the following ecological and economic services EXCEPT

The rate of photosynthesis minus the rate at which the producers use energy in an ecosystem is

The mixing of cold, nutrient-rich water in the ocean is known as which process below?

All of the following would decrease birth and fertility rates EXCEPT

Which age group below gives the best indication of the future growth of a population?

Which type of lake is characterized by low nutrients, cold deep water, and steep rocky banks?

All of the following factors would increase birth rates EXCEPT

Which NFL team below is the greatest of all time?

Which of the following is the greatest human impact on terrestrial ecosystems?

All of the following below are greenhouse gases EXCEPT

Pick one of the two most important factors in determining which biome is found in an area

All of the following are ways humans disrupt freshwater ecosystems EXCEPT

The number of children that a couple must have to replace themselves is

The total number of children the average woman in a country has during her reproductive years

Below are all factors in determining types and numbers of species in aquatic ecosystems EXCEPT

Term describing the phenomenon that occurs when prevailing winds in the Pacific Ocean weaken

All of the following are major human threats to marine ecosystems EXCEPT

Which is a major cause of ocean acidification?

Natural effect that releases heat in the atmosphere near the earth's surface

Which rates decline first in a demographic transition?

What is pictured below?

Maximum population for people to live in reasonable comfort without depleting natural capital

All of the following are major factors influencing global air circulation EXCEPT

Which of the following is NOT a stage of a demographic transition?

The increased level of nitrogen and phosphorus due to runoff from agriculture can lead to

All the following are potential effects of anthropogenic (human caused) global warming EXCEPT

Which country below will have the largest population growth in the future?

The greatest threat by humans to mountain ecosystems is

All of the following are characteristics of a tropical forest EXCEPT