EXERCISES, LESSON 3
INSTRUCTIONS: Circle the letter of the response that BEST completes the sentence
or BEST answers the question. After you have completed all the exercises, turn to
"Solutions to Exercises" at the end of the lesson and check your answers. For each
exercise answered incorrectly, reread the material referenced after the solution.
Urushiol is a toxic chemical that is found in:
a. Poison ivy.
b. Poison oak.
d. All of the above.
In an average group of soldiers, about _______ of the soldiers will not be affected
by exposure to poison ivy.
A soldier says that he does not need to use gloves to clear away poison ivy vines
because the vines are dead and dry. Is he correct?