EXERCISES, LESSON 1
INSTRUCTIONS. The following exercises are to be answered by marking the lettered
response that best answers the question, or by completing the incomplete statement, or
by writing the answer in the space provided.
After you have completed all the exercises, turn to "Solutions to Exercises" at the
end of the lesson and check your answers.
The five major chemical components of fish are:
SPECIAL INSTRUCTIONS: Use Figure 1 to answer exercises 2 through 7.
Figure 1. External features of fish.