environmental science q1wk4

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Across
  1. 5. the study of how poisons affect an organism’s health
  2. 8. the process of
  3. 9. the effect on an organism at different levels of exposure to a pollutant or other hazardous substance
  4. 11. risk
Down
  1. 1. a disease causing organism
  2. 2. the study of disease in human populations
  3. 3. the level of exposure to a pollutant or other hazardous substance
  4. 4. the study of how environmental factors affect human health and quality of life
  5. 6. something that threatens or is harmful to human health
  6. 7. the level of exposure to a pollutant or other hazardous substance
  7. 10. the degree to which a substance is harmful to an organism