Hydrosphere Part III Test Review

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How is the deep ocean floor different from the shallow parts of the ocean near land?

Which of the following water pH levels is best for marine organisms?

Which of the following are indicators of a healthy water source?

Which condition in the ocean is most responsible for an increase in the fish population near the surface?

An algai bloom in a water system is most likely caused by:

Which of these organisms is a producer in a marine ecosystem?

Which of the following occurs when algae decompose in the ocean?

What is a possible effect of high nutrient levels in water systems?