PCA EXAM
Answer INSECTS, MITES, AND
INVERTEBRATES
1. Chewing Mouthpart
Answer includes the labrum, mandibles, hypopharynx, and the labrum-epipharynx
2. piercing-sucking mouthparts
Answer insect mouthparts in which a syringe-like structure pierces plant cells and draws in its contents
3. Blood Feeding Mouthparts
Answer An elongated labium forms a protective sheath for the stylet that carries enzymes that when the
insect carries blood up it does not clot
4. rasping-sucking mouthparts
Answer Scrape the surface of the leaf away and then feed on the sap using a cone shaped beak
5. Siphoning mouthparts
Answer Feeding tube is uncoiled and extended to suck liquids into the mouth (butterfly)
,6. Sponging mouthparts
Answer The mandibles and maxillae are nonfunctional, and the remaining parts form a proboscis with a
fan-shaped sponge at the tip, liquid food is mopped up by the capillary action
7. Chewing-lapping mouthparts
Answer Modified mouthparts that occur in bees. Includes a "tongue" that laps up liquids, as well as
mandibles that can be used for various functions.
8. What orders of insects have chewing mouthparts
Answer Collembola, coleptera, dermaptera, dictyoptera, diptera, ephemeroptera, hymenoptera, isoptera,
lepidoptera, mecoptera, neurtopera, odonata, orthoptera, plecoptera, psocoptera, thysanura
9. what insect orders have piercing-sucking mouthparts
Answer hemiptera, diptera, siphonaptera
10. How are piercing-sucking mouthparts different than chewing mouthparts
Answer - they have a modified labrum that acts as a pouch for protecting the maxillary stylets and
mandibles/maxillae that are sharpened like a needle
11. What are the main body parts of a adult insect
, Answer head thorax and abdomen
12. What are the main body parts of a adult spider
Answer cephalothorax (head region) abdomen, 8 legs
13. What are the main body parts of a adult mite
Answer cephalothorax, abdomen, 6 pairs of appendages- 4 legs and 2 pairs of mouthparts
appendage
14. What is the proper name for catepillar like body type
Answer
15. What is the proper name for grublike like body type
Answer scarabaeiform
16. What is the proper name for maggotlike like body type
Answer vermiform
17. Haltere wing typeAnswer a hindwing that is reduced to a knobbed guidance organ, most commonly
found in diptera family of true flies
18. Tegmina wing typeAnswer front wings that are completely leathery or parchment like in texture, most
, common in grasshopper or crickets
Answer INSECTS, MITES, AND
INVERTEBRATES
1. Chewing Mouthpart
Answer includes the labrum, mandibles, hypopharynx, and the labrum-epipharynx
2. piercing-sucking mouthparts
Answer insect mouthparts in which a syringe-like structure pierces plant cells and draws in its contents
3. Blood Feeding Mouthparts
Answer An elongated labium forms a protective sheath for the stylet that carries enzymes that when the
insect carries blood up it does not clot
4. rasping-sucking mouthparts
Answer Scrape the surface of the leaf away and then feed on the sap using a cone shaped beak
5. Siphoning mouthparts
Answer Feeding tube is uncoiled and extended to suck liquids into the mouth (butterfly)
,6. Sponging mouthparts
Answer The mandibles and maxillae are nonfunctional, and the remaining parts form a proboscis with a
fan-shaped sponge at the tip, liquid food is mopped up by the capillary action
7. Chewing-lapping mouthparts
Answer Modified mouthparts that occur in bees. Includes a "tongue" that laps up liquids, as well as
mandibles that can be used for various functions.
8. What orders of insects have chewing mouthparts
Answer Collembola, coleptera, dermaptera, dictyoptera, diptera, ephemeroptera, hymenoptera, isoptera,
lepidoptera, mecoptera, neurtopera, odonata, orthoptera, plecoptera, psocoptera, thysanura
9. what insect orders have piercing-sucking mouthparts
Answer hemiptera, diptera, siphonaptera
10. How are piercing-sucking mouthparts different than chewing mouthparts
Answer - they have a modified labrum that acts as a pouch for protecting the maxillary stylets and
mandibles/maxillae that are sharpened like a needle
11. What are the main body parts of a adult insect
, Answer head thorax and abdomen
12. What are the main body parts of a adult spider
Answer cephalothorax (head region) abdomen, 8 legs
13. What are the main body parts of a adult mite
Answer cephalothorax, abdomen, 6 pairs of appendages- 4 legs and 2 pairs of mouthparts
appendage
14. What is the proper name for catepillar like body type
Answer
15. What is the proper name for grublike like body type
Answer scarabaeiform
16. What is the proper name for maggotlike like body type
Answer vermiform
17. Haltere wing typeAnswer a hindwing that is reduced to a knobbed guidance organ, most commonly
found in diptera family of true flies
18. Tegmina wing typeAnswer front wings that are completely leathery or parchment like in texture, most
, common in grasshopper or crickets
