Final - Ecology

Which of the following does not represent a population?

• all the robins in Austin, Texas
• all the grass frogs in the pond of Central Park, New York City
• all the birds in Chicago, Illinois
• all the earthworms in Yosemite National Park

Which of the following usually results when members of the same species require the same food and space

• primary succession
• competition
• secondary succession
• mutualism

The relationship between plants and the bees that pollinate them is an example of

• commensalism
• competition
• mutualism
• parasitism

A relationship between a producer and consumer is best illustrated by

• a snake eating a bird
• a fox eating a mouse
• a lion eating a zebra
• a zebra eating grass

The movement of a substance from the nonliving environment to the living environment and back again is known as

• recycling
• a pathway
• a biogeochemical cycle
• transpiration

Major ecosystems that occur over wide areas of land are called

• Communities
• Habitats
• Biomes
• Food Chains

________________ cycle involves the processes of precipitation and transpiration.

• Water
• Nitrogen
• Carbon

________________ cycle involves the processes of photosynthesis and combustion.

• Water
• Nitrogen
• Carbon

______________ cycle involves the processes of ammonification and nitrification.

• Water
• Nitrogen
• Carbon

the only cycle that does not cross the atmosphere is....

• nitrogen cycle
• phosphorus cycle
• water cycle
• carbon cycle