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IB 109 Insects and People

First hour exam February 15, 2008

 

1. What is the floral reward obtained from orchids by orchid bees?

a. pollen b. nectar

c. warmth d. fragrance

 

2. The man who invented the movable frame hive was

a. L. L. Langstroth b. Gene Robinson

c. Charles Michener d. Warwick Kerr

 

3. Oxygen enters the body of an insect through openings called

a. tracheae b. book lungs

c. spiracles d. sensilla

 

4. Which of the following is NOT generally a characteristic of cecidozoans?

a. absence of anus b. reduced sensory apparatus

c. lack of legs d. absence of mouthparts

 

5. What is the worst health risk posed by cockroach infestation?

a. transmission of germs and food contamination b. entry into auditory canals

c. nibbling of fingernails and hair d. production of allergenic substances in frass

 

6. The name of the instructor of IB 109 is

a. May Birnbaum b. Mae Berenbaum

c. Mary Berenbaum d. May Berenbaum

 

7. The function of carminic acid in the life of Dactylopius coccus is

a. as a pheromone to attract males' b. as a defense against predators

c. as an ant attractant d. as a molting hormone

 

8. What is the name of the order to which manna scale belongs?

a. Hemiptera b. Heteroptera

c. Homoptera d. Hemiptera

 

9. Where can you find the locust Melanoplus spretus today?

a. throughout Africa and the Middle East b. in Australia

c. in North America d. only in museums—it's extinct

 

10. The part of a fig tree in which larval agaonid gall wasps develop is the

a. larvifig b. fig fruit

c. caprifig d. root

 

11. Most stored product pests are related to or descended from

a. predaceous species b. species that feed on in bird or rodent nests

c. aquatic species d. folivorous species

 

 

12. Which of the following is NOT the name of a moth that is a commercial source of silk?

a. eri b. tasar

c. muga d. gypsy

 

13. The pollen-producing organ of a flower is called the

a. stamen b. pollinia

c. stigma d. style

 

14. Which of the following is a primary pest of grain?

a. flour beetle b. mealworm

c. Indianmeal moth d. pea weevil

 

15. The two female castes in insect societies are

a. workers and drones b. workers and queens

c. queens and drones c. queens and brood

 

16. Which of the following honey constituents is a monosaccharide?

a.invertase b. fructose

c. cellulose d. sucrose

 

17. Which of the following can induce gall formation in plants?

a. mites b. viruses

c. insects d. all of the above

 

18. Which of the following does NOT characterize members of the phylum Arthropoda?

a. radial symmetry b. metamerism

c. tagmosis d. open circulatory system

 

19. The cochineal scale is native to

a. the Middle East b. Australia

c. India d. Mexico

 

20. Where was the Bombyx mori genome sequenced?

a. the United States b. China

c. Japan d. both China and Japan

 

21. When were skeps in widespread use?

a. in ancient Egypt between 2400 and 600 BC b. in Rome in the first century BC

c. in medieval Europe around 1200 AD d. in modern times, since the 19 th century

 

22. Pebrine, a disease of silkworms, is caused by

a. old age b. a microbial pathogen

c. pesticide exposure d. poor nutrition

 

23. Petals are important to flowers because

a. they protect the delicate sexual organs of the plant

b. they serve as advertisement of the plant

c. they help plants to photosynthesize

d. they provide a place for storing starch

 

24. In the honey bee dance language, what information is conveyed about pollen and nectar sources?

a. the species of flower b. the distance of the floral source

c. the direction of the floral source d. both b and c

 

25. In holometabolous development, the immature stage is called a(n)

a. nymph b. pupa

c. larva d. imago

 

26. Which of the following gallmakers is economically beneficial?

a. Aleppo gall b. thistle stem gall fly

c. oak bullet gall d. all of the above

 

27. What is royal jelly?
a. product of the hypopharyngeal gland of nurse bees

b. sticky material produced from tree resin used to seal cracks in hives

c. a fermented honey wine

d. secretions of abdominal glands used to build cells

 

28. Species in the genus Reduvius are called “assassin bugs.” This name is an example of

a. entomophilia b. anthropocentrism

c. anthropomorphism d. ethnocentrism

 

29. In addition to providing a source of dye, for what other reason is the cochineal scale economically important?

a. it pollinates its host the prickly pear

b. it is a biological control agent for its host the prickly pear

c. it is used as a source of chewing gum

d. it is a vector of Pierce's disease

 

30. The proteinaceous inner layer of silk is called

a. fibrinogen b. fibrin

c. fibroin d. sericin

 

31. Names not permitted by the International Code of Zoological Nomenclature include

a. names longer than 15 letters b. names referring to living persons

c. names that are obscene d. names that are patronyms

 

32. Silk fabric production was first practiced in

a. China b. India

c. Greece d. Japan

 

33. How big is “bee space”?

a. 1/10 to 1/8 inch b. 1/4 to 3/8 inch

c. 1/2 to 1 inch d. 1 to 2 inches

 

34. Patterns on petals that direct pollinators to nectar are called

a. nectar guides b. nectar signposts

c. nectar roadmaps d. nectar maps

 

35. You're an entomologist who has just discovered a new species of wasp. What trait would you look for to determine if the species has an advanced eusocial society?

a. size polymorphism b. female reproduction restricted to queens

c. division of labor among workers d. all of the above

 

36. The firefly lantern produces a substance that interacts with an enzyme in the presence of oxygen to produce light. The enzyme is known as

a. luciferin b. luciferase

c. photocyte d. nitric oxide

 

37. Phalaenophily is pollination by

a. butterflies b. moths

c. bees d. flies

 

38. Roughly what percentage of insects are herbivores?

a. 10-20% b. 25-35%

c. 75-90% d. over 90%

 

39. Milllipede genitalia are located

a. between the second and third leg pairs b. at the end of the abdomen

c. on every abdominal segment d. on the head

 

40. Carpet beetles and clothes moths share a biochemical ability that allows them to consume animal fur or hair—they can break down

a. chitin b. carminic acid

c. keratin d. cellulose

 

41. What material in Aleppo galls combines with iron salts to form a blue-black precipitate?

a. gum Arabic b. honeydew

c. tannic acid d. isobutyric acid

 

42. What percentage of all known living organisms are insects?

a. over 90% b. over 50%

c. approximately 20% d. less than 10%

 

43. What does the Japanese silkworm eat?

a. Morus alba leaves b. Morus multicaulis leaves

c. fruits of mulberry trees d. > 100 different tree species

 

44. Next summer, as you're traveling through Morocco, a local farmer who has heard that you've taken an entomology class brings you a grasshopper and asks if you can identify it; it's bright pink in color, about 2.5 inches in length and has long wings relative to the length of its body. What do you think this might be?

a. Schistocerca gregaria var solitaria b . Melanoplus spretus (a freebie)

b. Schistocerca gregaria var gregaria d. Metarhizium anisopliae

 

45. Figs are pollinated by

a. butterflies b. bumble bees

c. wasps d. beetles

 

46. Where do bees get wax to build their combs?

a. they manufacture it from tree resins they collect b. they secrete it from glands in the heads of larvae

c. they secrete it from glands in their abdomens d. they gather it from flowers

 

47. In a caterpillar, the part of the alimentary system where detoxification enzymes are secreted is the

a. buccal cavity b. hindgut

c. midgut d. foregut

 

48. What inspired Herman Hollerith to invent a device to help with census-taking?

a. spider web b. Jacquard loom

c. silkworm cocoon d. movable frame hive

 

49. Which is NOT a characteristic of the order Dictyoptera?

a. eggs are carried in oothecae b. chewing mouthparts

c. two pairs of wings, with the first pair thickened d. wings are held upright over the body

 

50. What is a corbicula?

a. an anther that releases pollen in response to buzzing

b. a device that generates smoke that is used by beekeepers to calm bees

c. a broad flattened leg segment used by bees to carry pollen

d. a specialized part of the digestive tract of a bee used for carrying nectar

 

51. What occasional health risk can flour beetles present to humans?

a. their excrement can cause vomiting

b. they can infect humans with rodent tapeworms

c. they can damage the intestinal tract when consumed while still alive

d. they produce powerful defensive secretions that induce cardiac arrhythmias

 

52. Which is TRUE of scorpions?

a. they have biramous appendages b. they have two pairs of antennae

c. they have chelicerae d. they are divided into head, thorax & abdomen

 

53. Which domiciliary species of cockroach carries its ootheca until just before the eggs hatch?

a. German cockroach b. American cockroach

c. brown-banded cockroach d. Oriental cockroach

 

54. Receptors that detect light signals are called

a. mechanoreceptors b. olfactory receptors

c. gustatory receptors d. photoreceptors

 

55. Which of the following is NOT an auchenorrhynchous homopteran?

a. treehoppers b. ground pearls

c. planthoppers d. cicadas

 

56. The Emergency Prevention System for Transboundary Animals is a program promoting early intervention in stopping outbreaks of locusts run by

a. the Food and Agriculture Organization b. the United States Department of Agriculture

c. the National Science Foundation d. the Gates Foundation

 

57. What traits characterize cantharophily?

a. fetid odor, purplish colors b. nocturnal anthesis, pale colors

c. bright colors, long thin spurs d. open flowers, abundant pollen

 

58. Katydids hear with their

a. tymbal b. trochanger

c. tympana d. tarsomere

 

59. Historically, the most important use for shellac was

a. in pharmaceuticals b. in food production

c. as furniture polish d. in record production

 

60. Which of the following plant diseases is vectored by leafhoppers?

a. Pierce's disease b. aster yellows

c. alfalfa dwarf d. all are vectored by leafhoppers

 

61. Which layer of the insect cuticle produces new exoskeleton?

a. basement layer b. cement layer

c. epidermal layer d. wax layer

 

62. The economic value of bee pollination in the US each year is on the order of

a. one million dollars b. ten million dollars

c. one billion dollars d. ten billion dollars

 

63. Which of the following is a true fly (member of the order Diptera)?

a. pamakani gall fly b. winter stonefly

c. dobsonfly d. all of the above

 

64. To produce one pound of wax a colony consumes how much honey?

a. one pound b. ten pounds

c. 50 pounds d. 80 pounds

 

65. In a honey bee colony, which bees act as nurses?

a. drones b. young workers

c. middle-aged workers d. old workers

 

66. In which of these orders do imaginal discs occur?

a. Lepidoptera b. Diptera

c. Hymenoptera d. all of the above

 

67. Which of the following is a way that artificial selection has changed crop plant biology?

a. increasing crop synchrony b. decrease in dispersal mechanisms

c. decreasing allelochemical content d. a-c are all true

 

68. Which of the following species is NOT a domiciliary species?

a. smokey-brown cockroach b. Australian cockroach

c. speckled feeder cockroach d. Madagascar hissing cockroach

 

69. Over 70% of all North American gallformers belong to two orders, the

a. Hymenoptera and Coleoptera b. Hymenoptera and Diptera

c. Thysanoptera and Hemiptera d. Diptera and Lepidoptera

 

70. What can a mayfly subimago do that no other insect can?

a. fly without wings b. molt wings

c. freeze solid and recover d. eat wax

 

71. What is the enzyme used by honey bees to convert sucrose into fructose and glucose?

a. glucosidase b. maltase

c. invertase d. sugarase

 

72. Which of the following mortality agents is NOT likely to act in a density-dependent manner?

a. freezing temperatures b. competition for oviposition sites

c. bacterial disease d. predation

 

73. Carrying capacity is

a. the number of viable eggs or embryos that a particular female can carry

b. the number of individuals that a particular habitat can sustain given its resources

c. the number of tracheal mites that can infest an individual bee

d. the number of hippoboscid flies that can attach to a bat for transportation

 

74. In which order are all species eusocial?

a. Hymenoptera b. Dictyoptera

c. Isoptera d. Hemiptera

 

75. Which of the following is NOT a trait defining eusociality?

a. overlapping generations, with offspring helping parents

b. reproductive division of labor

c. cooperative brood care

d. venom production to defend the colony

 

76. Which of the following structures are modified jointed appendages?

a. mouthparts b. genitalia

c. spinnerets d. all of the above

 

77. Directed orientation along a chemical gradient is called

a. chemokinesis b. chemotaxis

c. chemical transverse orientation d. chemophobia

 

78. What exoskeletal layer is disrupted by diatomaceous earth?

a. basement layer b. cement layer

c. epidermal layer d. wax layer

 

 

79. About when were crop plants first domesticated?

a. 800,000 years ago b. 80,000 years ago

c. 8,000 years ago d. 800 years ago

 

80. Which of the following can honey bees see?

a.polarized light b. ultraviolet light

c. visible light d. all of the above

 

81. What is the proper way to write the scientific name of the grape phylloxera?

a. Daktulosphaira Vitifoliae b. Daktulosphaira vitifoliae

c. Daktulosphaira Vitifoliae d. Daktulosphaira vitifoliae

 

82. What disease is vectored by glassy-winged sharpshooters?

a. barley yellow dwarf b. Pierce's disease

c. carrot redleaf d. soybean rust

 

83. A single unit within a compound eye is called a(n)

a. ommatidium b. ocellus

c. omatidium d. ocelli

 

84. Which is NOT TRUE of crustaceans?

a. they have biramous appendages b. they have two pairs of antennae

c. they have chelicerae d. they molt throughout life

 

85. Factors that can promote gregarization include

a.declining food quality b. crowding
c. pheromones d. all of the above

 

86. The carbohydrate polymer that makes up much of the cuticle is called

a. keratin b. chitin

c. collagen d. carminic acid

 

87. Which is the proper hierarchical sequence, from smallest to largest category?

a. Kingdom, Phylum, Class, Order, Family, Genus, Species

b. Species, Genus, Family, Order, Class, Phylum, Kingdom

c. Kingdom, Class, Phylum, Order, Family, Genus, Species

d. Kingdom, Phylum, Class, Order, Family, Species, Genus

 

88. What three groups of social insects are most closely related to one another?

a. bees, ants, and termites b. termites, cockroaches, and ants

c. ants, thrips, and aphids d. bees, wasps, and ants

 

89. Mechanical stimulation to what body part can stimulate gregarization?

a. the front of the head b. the cercus (tail-like structure on abdominal tip)

c. the antennae d. the upper hind leg

 

90. What plant fluids are consumed by cicadas?

a. xylem b. phloem

c. both xylem and phloem d. nectar

 

91. Puddling by butterflies is a solution to what nutritional deficiency in plants?

a. sodium b. phosphorus

c. protein d. water

 

92. According to the fossil record, when did arthropod internal fertilization evolve?

a. four billion years ago b. 400 million years ago

c. 40 million years ago d. 4 million years ago

 

93. Jumping plant lice (psyllids) are in the order

a. Phthiraptera b. Psocoptera

c. Hemiptera d. Orthoptera

 

94. Which of the following is the name of an insect family?

a. Apiaceae b. Apterygota

c. Apidae d. Apantesis

 

95. What happens when a honey bee colony loses its foragers?

a. the colony collapses and dies b. the queen lays drone eggs

c. the colony produces a new queen d. young bees forage precociously

 

96. The area constituting the usual habitat of Schistocerca gregaria is called the

a. precision area b. precession area

c. recession area d. recission area

 

97. Which of the following is NOT a wingless hexapod?

a. springtail b. silverfish

c. pseudoscorpion d. all are wingless hexapods

 

98. Firefly flashing is the result of inhibition of oxygen uptake by mitochondria by

a. NOT b. NO

c. YES d. NI

 

99. The lac scale is native to

a. the Middle East b. Australia

c. India d. Mexico

 

100. The function of allelochemicals (secondary metabolites) in plants is

a. to harvest light for photosynthesis

b. to burn fuel to provide energy for the cell

c. to mediate ecological interactions with other organisms

d. all of the above

 

EXTRA CREDIT

 

101. Which of the following items was handed out in class?

a. Mr. Goodbar bites b. Bit O' Honey candy

c. gummi-worms d. Nik-L-Nips wax bottles

 

 

102. What is the theme of the 2008 Insect Fear Film Festival?

a. genetically engineered insect fear films b. Japanese insect fear films

c. forensic insect fear films d. animated social insect films

 

103. Dr. Sydney Cameron, who gave the guest lecture on pollination, is

a. male b. female