1. 2015 District Test Entomology CDE

2. An organism that lives and feeds on or in an organism of another species, which it usually injures, is A a parasite B a pathogen C a pathogen and a parasite D a predator A

3. Tympanic organs are found on which part of the insect body? A all of these B abdomen C legs D thorax A

4. Which kind of mouthparts are the most common in insects? A siphoning B sucking C chewing D none of these C

5. An American naturalist Carolus Linnaeus introduced a two-word system for naming organisms. A False B True A

6. All scientific names are Latin. A True B False A

7. Insects are the only animals that have three pairs of jointed legs. A False B True B

8. The anterior spiracles normally A inhale and exhale B inhale C exhale B

9. Which of these sucking mouthpart structures of insects do the actual piercing of tissue? A mandibles and maxillae B mandibles C labium D maxillae A

10. Which of the following is responsible for the great adaptability of insects? A short lifespans B short lifespanshigh and reproductivity C high reproductivity D rapid mutations B

11. Dust and wettable powder insecticides are not easily carried in the air. A True B False B

12. Most insects have a life cycle that lasts for: A 1-2 years B 2-3 years C <1 year D 3-4 years C

13. Any arthropod that has wings is an insect. A False B True B

14. The appendage modified for depositing eggs in a suitable site is called the A ovipyle B ovipositor C none of these D micropyle B

15. Which of these groups can properly be pinned horizontally through the thorax? A damselflies B dragonflies and damselflies C true bugs D dragonflies B

16. Which of these insect groups is pined through the wings? A beetles B wasps C flies D grasshoppers A

17. What major evolutionary adaptation allowed arthropods to colonize land? A legs B exoskeleton C all of these D lungs B

18. C

19. The immature stages of insects that have incomplete (simple) metamorphosis are called A nymphs and naiads B larvae C nymphs D naiads A

20. Monarch butterfly caterpillars do not feed on anything except milkweed plants. A False B True B

21. Which of these series of terms lists the segments of an insect leg in the correct order? A trochanter—coxa—femur—tibia—tarsus B coxa—trochanter—femur—tibia—tarsus C none of these D coxa—trochanter—tibia—femur—tarsus B

22. Which insect behavior pattern is ritualized and employed to attract a mate? A communication B courtship C grooming D none of these B

23. The Soil Conservation Service can provide you with information on the geology of an area. A False B True B

24. A berlese funnel is most useful for collecting aquatic insects. A False B True A

25. Which of the following groups is NOT commonly pinned on a spreading board? A Dragonflies B Butterflies C grasshoppers D true bugs D

26. Pollution that comes from an specific, identifiable place is referred to as A specific B point-source and specific C environmental D point-source D

27. Insect behavior is largely learned as they grow. A False B True A

28. D

29. In social bees and wasps, unfertilized eggs develop into A workers B males C females D queens B

30. A

31. The hardness of the exoskeleton is due to the proportion of __________ in the cuticle: A fat B carbohydrate C protein D none of these C

32. The mutual exchange of food and other desirable substances between colony members is called A copulation B none of these C trophallaxis D chemollaxis C

33. The insect thorax is divided into how many distinct segments? A two B five C three D four C

34. The world perceived by insects consists more of smells and tastes than of light and sound. A True B False A

35. Pesticide that moves away from the application site in the air is usually called A drift B none of these C smog D plume A

36. The word Arthropoda literally means: A none of these B hardened skin C jointed foot D segmented body C

37. Scorpions have large pincers that are actually modified A legs B none of these C antennae D mouthparts D

38. Insect pins may damage the delicate structures of small insects. Small insects are mounted on A points B pinning blocks C none of these D labels A

39. The number of distinct stages in the life cycle of insects with complete metamorphosis is A 5 B 4 C 3 D none of these B

40. Which of these groups does NOT possess antennae? A insects B arachnids C centipedes D crustaceans B

41. Which muscles are responsible for moving the insect’s wings up and down? A indirect flight muscles B all of these C direct flight muscles D abdominal flight muscles A

42. Which of these chewing mouthpart structures of insects is analogous to our upper lip? A labrum B labium C mandible D maxilla A

43. Granular pesticides are designed to form a vapor when they are released into the air. A False B True A

44. Insect legs are attached to which of the following regions: A thorax B head C thorax and abdomen D abdomen A

45. Which of the following substances is NOT transported in the insect ‘blood’ A waste B food C food and oxygen D oxygen D

46. Insect muscles are all attached to the inside of the exoskeleton. A True B False A

47. All insects belong to the Class Arthropoda. A False B True A

48. Which of these groups of insects has some species that are NOT true social insects? A bees B ants C termites D bees and ants A

49. All flying insects have two pairs of wings. A False B True A

50. Which of these arthropods possesses a pair of poison claws on the first segment behind the head? A spiders B centipedes C millipedes D ticks B

51. Which kinds of pest require control occasionally or intermittently? A continuous pests B sporadic pests C sporadic pests and continuous pests D potential pests B

52. The irritation from a mosquito bite is due to the body’s response to mosquito saliva. A True B False A

53. Any small creature with more than four legs is a bug. A True B False B

54. Insects are generally easier to control in the egg and pupal stages. A False B True A

55. Sexual reproduction is the normal pattern among insects. A True B False A

56. Pesticides that are more soluble in water are _______ _____ to move into ground water. A less likely B neither less or more likely C more likely C

57. Which of these terms is NOT one of the two classifications given to plants and animals in danger of becoming extinct? A endangered B theatened and protected C protected D threatened C

58. Insects can see colors that we cannot see. A False B True B

59. Which of the following is NOT a purpose of insect wings? A song B none of these C flight D camouflage B

60. A pesticide that is more toxic to some kinds of pests than to others is A selective B none of these C restrictive D systemic A

61. What is the triangular area on the mesonotum of insects called? A none of these B scutellum C sternum D scutum B

62. The amount or kind of food given to a bee or wasp larva determines if it will be a queen or not. A True B False A

63. The class Arachnida includes all of the following groups EXCEPT: A mites B spiders C fleas D ticks C

64. When one pesticide is used repeatedly on the same pest in the same place, it becomes more deadly. A False B True A

65. Which of the following characteristics affects the general wing beat frequency of an insect? A wing size B body weight C muscle strength D body weight and wing size D

66. Honeybees use the ‘waggle dance’ to communicate the location of food close to the hive. A False B True B

67. Chemical messages emitted to communicate with other members of the same species are A allomones B pheromones C synomones D none of these B

68. Sites or living things in the environment that are easily injured by a pesticide are called A protected areas B sensitive areas and conservation areas C sensitive areas D conservation areas C

69. A horseshoe crab is an arthropod. A True B False A

70. Soft-bodied insects are best preserved in what concentration of alcohol? A 50% B 70% C none of these D 90% B

71. Insects have an exoskeleton made of a durable organic compound called: A chitin B pectin C none of these D cellulose A

72. Each of the stages preceding a molt of the exoskeleton is called A a caste B an exuvium C an instar D none of these C

73. The only use for insect wings is flight. A True B False B

74. Pesticides that adsorb strongly to soil are ____________ to move into ground water. A nether less or more likely B less likely C more likely B

75. The most common type of sucking mouthparts in insects are A lacerating-sucking B siphoning C none of these D piercing-sucking D

76. The breathing system of an insect’s body opens to the outside through openings called A tracheae and air sacs B tracheae C air sacs D spiracles D