Quiz 2 – Version A


 1.  The pleuron is a lateral sclerite of the head.

 2.  An apodeme is an internal ridge of the exoskeleton.

 3.  The cement layer of an insect's exoskeleton strengthens the 

 4.  All alate insects use dorso-ventral muscles to raise their wings.

 5.  The mesonotum and the mesosternum join together along the 
     mesoplural suture.

Multiple Choice:

 6.  In a male insect, which structure would lie below (ventral to)
     the anus?
     A.  Epiproct                    C.  Aedeagus
     B.  Paraproct                   D.  Furca

 7.  Which compound would be found in the exocuticle but NOT in the 
     A.  Chitin                      C.  Protein
     B.  Quinone                     D.  Wax

 8.  To which body segment are the elytra attached?
     A.  Mesothorax                  C.  Prothorax
     B.  First abdominal             D.  Metathorax

 9.  The shell of an insect's egg is called the:
     A.  Serosa                      C.  Chorion
     B.  Amnion                      D.  Periplasm

10.  Which structure would NOT be found on an insect's leg?
     A.  Trochantin                  C.  Coxa
     B.  Arolium                     D.  Tarsomere

11.  Which structure is unicellular?
     A.  Spine                       C.  Gland
     B.  Seta                        D.  Pile

12.  What is the function of the micropyle in an insect's egg?
     A.  Water balance               C.  Respiration
     B.  Nutrition                   D.  Sperm entrance

13.  Which mouthparts lie between the labrum and the maxillae?
     A.  Hypopharynx                 C.  Labium
     B.  Mandibles                   D.  Palps

14.  A line of weakness between adjacent sclerites that breaks
     during molting is called a(n):
     A.  Apodeme                     C.  Ecdysial suture
     B.  Apophysis                   D.  Epistomal suture

15.  Chitin is most abundant in which part of the exoskeleton?
     A.  Epicuticle                  C.  Cuticulin layer
     B.  Procuticle                  D.  Epidermis


Match each item in the left column with the correct term in the right column.
16.  Puparium
17.  Wireworms
18.  Maggots
19.  White grubs
20.  Chrysalis
A.  Scarabaeiform
B.  Elateriform
C.  Vermiform
D.  Eruciform
E.  Campodiform
F.  Obtect
G.  Coarctate
H.  Exarate
Match the insect structures in the left column with the embryological origins listed in the right column:
21.  Direct flight muscles
22.  Blood (hemolymph)    
23.  Digestive system     
24.  Tricogen cells       
25.  Brain
A.  Endoderm
B.  Ectoderm
C.  Mesoderm
D.  More than one of these
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