What is a Biosphere
Any part of the earth can can sustain life.
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Provide an example of a marine food chain.
(hint: 4 things)
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List the Levels of Organization from Smallest to Largest
( There are 6 levels)
Organism- Population- Community- Ecosystem-Biome- Biosphere
What is a Niche?
The role of an organism in their ecosystem.
What does Abiotic mean?
Something that is nonliving.
A pack of dogs would be considered a population or community?
Population
As the food pyramid goes up does it gain or lose energy and by how much?
Looses as it ascends and by 10%
Without Decomposers there would be no recycling of which two elements?
Nitrogen and Phosphorous.
How does Carbon enter and exit The Carbon Cycle
Enters- photosynthesis
Exists- respiration
Give one example of an Autotroph / Producer?
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Grass, Plants, etc..
Explain Ecological Succession
Gradual changes in a species over time.
Explain what a Decomposer does?
Breaks down organisms into reusable matter.
What is released into the atmosphere during the burning of fossil fuels?
Carbon Dioxide
One way water returns to the atmosphere?
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Evaporation, Transpiration, etc..
What is the difference between a population and community?
Population is a single type of species living within an ecosystem.
Community- Multiple populations living within an ecosystem.
What is Biomass and where is it mostly found?
The dry weight of matter within an ecosystem, found in the first tropic level ( producers).
Identify the relationship between
humans and mosquitos and
bees and flowers?
Mutualistic
What is bigger than a Biome
Biosphere
Give an example of Abiotic and Biotic factors.
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Give an example of a Density Dependent factor.
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Famine, disease, etc..
What is an invasive species? Provide an example.
a species that is introduced to a new ecosystem that is does not naturally reside.
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