Which of the following statements about acid deposition is accurate? View Availa

Question

Which of the following statements about acid deposition is accurate? View Available Hint(s) Precipitation with a pH of 7.0 is acidic and potentially harmful to plants. O Acid deposition results in declining fish populations, forest damage, and altered soil chemistry. Natural precipitation has a pH that classifies it as slightly alkaline. The main sources of acid deposition are nuclear power plants, automobile emissions, and steel manufacturing. The area of the Rocky Mountains in the United States is most noted for precipitation with pH values below 5.0 Submit

Explanation / Answer

Main cause of acid rain is pollution. When fossil fuels are burnt or the vehicles exhaust systems release their fumes, emission of sulphur dioxide and nitrogen dioxide takes place. TheyThey r with the water , oxygen and other compounds in the atmosphere and precipitated acid rain. Main effects are

1. Strips natural nutrients in forest soil.

2. Kill fish with the rise of acid in water.

3. Destroy the trees and the vegitation cover.

4. Harms ancient buildings.

There for the correct options are (b) acid deposition results in declining fish populations, forest damage and altered soil chemistry.

(d) The main source of acid deposition are nuclear plants, automobile emissions and steel manufacturing.

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