A risk manager would do which of the following?
A) establish rules restricting the use of a new herbicide
B) determine the neurological effects of a new herbicide
C) assess the LD50 level of a new herbicide
D) set the purchase price of a new herbicide
E) determine the level of exposure of farm workers to a new herbicide
Answer: A
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In 1999, ________ and Russia agreed in principle to a union of the two countries
A) Belarus B) Ukraine C) Armenia D) China
Which of the following has the highest boiling point?
A) butane B) propanal C) ethyl methyl ether D) 1-propanol
You are exploring an ocean basin and trying to determine whether it formed by sea floor spreading. Which of the following evidence would you NOT expect to find in an actively spreading ocean?
a) Bathymetry would reveal a mid-ocean ridge. b) The mid-ocean ridge would be nearly bare of sediments at its axis. c) Symmetric magnetic anomalies would be found parallel to the mid-ocean ridge. d) Dredging of the mid-ocean ridge would yield young rocks. e) Dredging of the mid-ocean ridge would yield granite.
Shifting cultivation in North America referred to what major Indigenous foodstuffs?
A) squash, wild berries, deer B) maize, tomatoes, potatoes C) maize, squash, beans, tobacco D) tobacco, fish, migrating birds E) none of the above