43. The use of artificial inorganic compounds (like arsenic) to kill agricultural pests took place: A. during stage1 of pesticide practice in the United States (from the 1800s to the early 1900s) B. during stage 2 of pesticide practice in the United States (beginning in the 1930s) C. during stage 3 of pesticide practice in the United States (beginning in the 1940s) D. during stage 4 of pesticide practice in the United States (beginnin in the 1960s)

43. The use of artificial inorganic compounds (like arsenic) to kill agricultural pests took place: A. during stage1 of pesticide practice in the United States (from the 1800s to the early 1900s) B. during stage 2 of pesticide practice in the United States (beginning in the 1930s) C. during stage 3 of pesticide practice in the United States (beginning in the 1940s) D. during stage 4 of pesticide practice in the United States (beginnin in the 1960s)

Nutrition Now

8th Edition

ISBN:9781337415408

Author:Brown

Publisher:Brown

Chapter3: Ways Of Knowing About Nutrition

Section: Chapter Questions

Problem 8RQ

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a) The use of artificial inorganic compounds (like arsenic) to kill agricultural pests took place: A. during stage 1 of pesticide practice in the United States (from the 1800s to the early 1900s) B. during stage 2 of pesticide practice in the United States (beginning in the 1930s) C. during stage 3 of pesticide practice in the United States (beginning in the 1940s) D. during stage 4 of pesticide practice in the United States (beginnin in the 1960s) E. all four of the above stages made equal use of artificial inorganic compounds b) Which of the following successional species would be able to grow the closest to a point source of heavy metal pollution (like the Sudbury smelters in Ontario, Canada)? A. long-lived species (like sugar maples) B. mature species (like oak trees) C. pioneer species (like grasses) D. intermediate species (like pine trees) E. all of the above will be equally able to grow close to a point source of heavy metal pollutants
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