Answer:
There are changes during different times of the year.
Explanation:
During summer and spring the CO2 levels will be lower because plants are taking in more of it
A college campus including the students, birds, trees, sidewalks, and air makes up one complete ecosystem.
Ecosystem consist all the plants and animals living in an area along with their environment in other words biotic and abiotic component of the environment together consist ecosystem.
Ecosystem can be of various types- Forest ecosystem, grassland ecosystem, desert ecosystem and tundra ecosystem.
An area that has its own flora and fauna and are constantly interacting with each other can be considered as ecosystem.
Hence a college campus including the students, birds, trees, sidewalks and air can makes up an ecosystem.
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The advanced machine was known as <span>VALKYRIE and the location is Alaska.</span>
<span>Bulimia would be the diagnosis for both Callie and Raquel. They also both seem to struggle with binge eating. These are common to struggle with together. Bulimia is a common eating disorder and occurs most often in women.</span>
In the electron transport chain. Oxygen is the electron recipient because it is a very strong oxidizing agent(very electronegative) and it keeps the chain going.