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What biotic and abiotic factors of ocean systems are changed when runoff water containing pollutants and fertilizers enter the ecosystem?

Sagot :

Biotic factors include plants, animals, and microbes; important abiotic factors include the amount of sunlight in the ecosystem, the amount of oxygen and nutrients dissolved in the water, proximity to land, depth, and temperature. Sunlight is one the most important abiotic factors for marine ecosystems.

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