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12. African elephant tusks consist of high-quality ivory. In recent years, the ele- in certain African wildlife preserves has decreased. This decrease is most 1 A. air pollution B. human exploitation C. biocide use D. importation of Japanese beetles 13. Human impact on the environment is often more dramatic than the impac living things because humans have a greater A. need for water B. need for food C. ability to adapt to change D. ability to alter the environment 14. "Natural ecosystems provide an array of basic processes that affect humans." Which statement does not support this quotation? A. Bacteria of decay help recycle materials. B. Trees add to the amount of atmospheric oxygen. C. Treated sewage is less damaging to the environment than untreated s D. Lichens and mosses living on rocks help to break the rocks down, for

12. African elephant tusks consist of high-quality ivory. In recent years, the ele- in certain African wildlife preserves has decreased. This decrease is most 1 A. air pollution B. human exploitation C. biocide use D. importation of Japanese beetles 13. Human impact on the environment is often more dramatic than the impac living things because humans have a greater A. need for water B. need for food C. ability to adapt to change D. ability to alter the environment 14. "Natural ecosystems provide an array of basic processes that affect humans." Which statement does not support this quotation? A. Bacteria of decay help recycle materials. B. Trees add to the amount of atmospheric oxygen. C. Treated sewage is less damaging to the environment than untreated s D. Lichens and mosses living on rocks help to break the rocks down, for

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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AM Tue Oct 11 v. pesurerat ust Human Impact viviogical control or mistets 12. African elephant tusks consist of high-quality ivory. In recent years, the ele in certain African wildlife preserves has decreased. This decrease is most 1 A. air pollution B. human exploitation C. biocide use D. importation of Japanese beetles A. need for water B. need for food 13. Human impact on the environment is often more dramatic than the impac living things because humans have a greater C. ability to adapt to change D. ability to alter the environment 14. "Natural ecosystems provide an array of basic processes that affect humans." Which statement does not support this quotation? A. Bacteria of decay help recycle materials. B. Trees add to the amount of atmospheric oxygen. C. Treated sewage is less damaging to the environment than untreated s D. Lichens and mosses living on rocks help to break the rocks down, fo 15. Which situation has had the most negativa offoot on the nooguctoms of I
Transcribed Image Text:AM Tue Oct 11 v. pesurerat ust Human Impact viviogical control or mistets 12. African elephant tusks consist of high-quality ivory. In recent years, the ele in certain African wildlife preserves has decreased. This decrease is most 1 A. air pollution B. human exploitation C. biocide use D. importation of Japanese beetles A. need for water B. need for food 13. Human impact on the environment is often more dramatic than the impac living things because humans have a greater C. ability to adapt to change D. ability to alter the environment 14. "Natural ecosystems provide an array of basic processes that affect humans." Which statement does not support this quotation? A. Bacteria of decay help recycle materials. B. Trees add to the amount of atmospheric oxygen. C. Treated sewage is less damaging to the environment than untreated s D. Lichens and mosses living on rocks help to break the rocks down, fo 15. Which situation has had the most negativa offoot on the nooguctoms of I
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