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18.1 (abiotic: (The Nonliving parts of an Ecosystem (ex: sunlight, water,…
18.1
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habitats
is the place within an ecosystem that provides the biotic and abiotic factors an organism need to survive and reproduce.
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niche:
It is the way a species interacts with abiotic and biotic factors to obtain food, find shelter and fulfill other needs
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symbiosis:
is a close, long-term relationship between two species that usually involves an exchange of food or energy
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commensalism:
It is type of symbiosis where one species benefit from the relationship and the other species is neither harmed nor benefited
parasitism:
It is type of symbiosis where one species ( the parasite ) benefits and the other species ( the host ) is harmed
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population desity:
is the size of a population compared to the amount of space available A high population density means individuals live closer together This can increase the competition and make it easier for diseases to be transmitted from one individual to another
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extinct:
If all members of a population die or move away from an area, that population.
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