O Oceans are naturally acidic and becoming more acidic as the concentration of CO2 in the atmosphere increases Oceans are naturally alkaline and becoming more acidic as the concentration of CO₂ in the atmosphere increases. O Oceans are naturally pH-neutral and becoming more alkaline as the concentration of CO₂ in the atmosphere increases. None of the above Question 8 Acid rain is caused by which of the following compounds? Carbon dioxide and sulfur dioxide O Sulfur dioxide and nitrogen oxides O Carbon monoxide and nitrogen oxides None of the above D Question 9 Chesapeake Bay's poor health is mostly a result of pollution with the following Radionuclides Nutrients Pathogens O Volatile Organic Compounds.
Explanation :
7 ) The Ocean water is alkaline in nature i.e. Average pH is slightly greater than 7. But since the CO2 concentration in the atmosphere has increased, the amount of CO2 absorption in the ocean water is increasing.
Thus, due to this increase ,ocean water is becoming more acidic.
8 ) Acid Rain is caused due to a chemical reaction between two compounds and these compounds are Sulfur dioxide and Nitrogen oxide.The reaction between these compounds in the atmosphere is responsible for the Acid Rain.
9 )At the Chesapeake Bay, the most of the pollution is caused due to excess nutrients ( Nitrogen and phosphorus ). The poor health of the Bay is the result of nutrients pollution and sediments. One of the major sources of nutrients is from the fertilizers.
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