STUDIES OF INSECTS 35 



Drawings. 



There should be one drawing of the insect to show its 

 general characteristics ; usually a dorsal view is best. For 

 other drawings ask your instructor. 



8. A REVIEW OF INSECTS 

 Directions. 



The answers to questions in this study may be conven- 

 iently written in the form of a table. Construct this table 

 by placing the topics at the left and the names of insects 

 at the top. Allow ample space, about one half inch for 

 the horizontal spaces and one and one half inches in width 

 for the vertical columns. Use one or two insects from 

 each of the principal orders, letting the table extend across 

 two opposite pages. 



Topics. 



1. What is the habitat .' 



2. What regions has the body } 



3. How many antennae .■' What is their form .' 



4. What kinds of eyes has the insect .? How many of 

 each kind .■' 



5. How many legs .' 



6. For what kind of locomotion are the legs adapted } 

 Which legs are thus used .' 



7. How many wings 1 Membranous or thickened .' 



8. What is the position of the wings when at rest .' 



9. If the fore wings are thickened, what is their texture, 

 — leathery, smooth and sheath-like, partly membranous, 

 covered with scales .? 



10. What kind of mouth parts, — jaws for biting, a beak 

 for piercing, a tube for sucking, adapted for both sucking 

 and biting } 



11. By what means is respiration accomplished ? 



