How Much of the World's Ocean Area Has Been Heavily

question 9

Multiple Choice

How much of the world's ocean area has been heavily affected by human activity?

• A) 11%
• B) 21%
• C) 31%
• D) 41%
• E) 61%

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Definitions:

Plasmolysis

The process in which cells lose water in a hypertonic solution, resulting in the shrinkage of the cell membrane away from the cell wall.

Hypertonic

A solution that has a higher concentration of solutes compared to another solution, leading to potential osmotic movement of water out of a cell.

Extracellular Fluid

Fluid that exists outside the cells of an organism, including blood plasma, lymph, and interstitial fluid, providing a medium for transport of nutrients and waste.

Solute Concentration

The amount of a substance dissolved in a unit volume of solution, often referred to in terms of molarity, molality, or mass percent.