EXERCISES: LESSON 1
INSTRUCTIONS: Answer the following exercises by marking the lettered response that
best answer(s) the exercise, by completing the incomplete statement, or by writing the
answer in the space provided at the end of the exercise.
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 with the solution.
Potable water must be:
d. Free of dissolved solids.
Reverse osmosis is a process, which separates _______________ and
__________ ___________ from fiItered water.
Which branch of the Army is responsible for the production of potable water?
d. Army MedicaI Department.
During the hydrolic cycle, surface water becomes ground water through the
process of. ______________________________.