Unit Test: Ecology and the Environment

All of the biotic and abiotic factors in a given area is a(n) _____.

• Population

• Community

• Ecosystem

• Biome

Which of the following graphs represents a carrying capacity?

• 
• 
• 
• 

Which organisms break down or recycle organisms into usable nutrients?

• Parasite

• Producer

• Primary Consumer

• Decomposer

Which trophic level contains organisms that act as the source of all energy in an ecosystem?

• Producer

• Primary consumer

• Secondary consumer

• Tertiary consumer

What type of succession occurs in an area previously devoid of life/soil?

• Primary Succession

• Secondary Succession

• Tertiary Succession

Plants and animals can absorb nitrogen from the air they breathe

• True

• False

What is the process by which liquid water changes to water vapor?

• Respiration

• Evaporation

• Condensation

• Precipitation

Which of the following processes produces carbon dioxide?

• Cellular respiration

• Decomposition

• Burning of fossil fuels

• All of the above

Which of the following is an example of a nonrenewable resource?

• Water

• Sunlight

• Trees

• Coal

Which environmental issue is characterized as the ongoing gradual rise of the average temperature in Earth's climate system?

• Air pollution

• Deforestation

• Global warming

• Hazardous wastes