MATCHING –In the space provided, write the letter of the term or phrase that best matches the description.a. acid precipitationb. acid shockc. acidificationd. pHe. Canada-U.S. Air Quality Agreementf. released by soil that is too acidic ______ 1. measure of how acidic or basic a substance is______ 2. an effect of acid precipitation on soil and water______ 3. addresses acid precipitation falling downwind of source______ 4. caused by gases from fossil fuels______ 5. aluminum______ 6. occurs most often in the spring MULTIPLE CHOICE – In the space provided, write the letter of the term or phrase that best completes each statement or best answers each question. ______ 7. Which has notbeen linked to acid precipitation?a. toxic metal poisoningb. lower blood pHc. respiratory problemsd. damaged monuments ______ 8. Which is a cause of acid precipitation?a. sulfur and nitrogen oxidesb. carbonic acidc. high pH in rainfalld. acid shock ______ 9. Which is not an effect of acid precipitation on aquatic ecosystems?a. death of animals and plantsb. lower reproduction ratesc. suffocation of fishd. increased growth of algae ______10. Precipitation is considered acid if its pH isa. above 7.0.b. above 5.0.c. below 5.0.d. below 5.6.