NCSU ENT 201 EXAM 2 EXAM STUDY GUIDE
2026 EXAM SET WITH SOLVED QUESTIONS
100% CORRECT
⩥ phylogenetics (systematics). Answer: identifying the relationship
between things
⩥ understand relationships, learn info (assign blame/praise), allows for
control. Answer: why name things?
⩥ all. Answer: _____ living things are related, diverged through
evolution
⩥ yes. Answer: do we use looks to classify relatedness?
⩥ yes. Answer: do all organisms fit into a heirarchy
⩥ lower case. Answer: are species names always capitalized or lower
case?
⩥ arthropoda. Answer: phylum ___________: "joint-footed," hard
exoskeleton, segmented body, bilateral symmetry, central nerve ganglia
(kind of brain), hemocoel, malpighian tubules
,ex. insectes, spiders, crabs/lobsters, centipedes/millipedes
⩥ armor, segmentation, complex social behaviors. Answer: 3 reasons
arthropods are one of the most successful groups of insects
⩥ crustacea. Answer: _____________: FILL IN
⩥ arachnid. Answer: ________: never winged, no antennae, 4 pairs of
legs, 1 pair of feeding appendages (chelicera), 2 fused body segments,
full range of ecological guilds
⩥ arachnid. Answer: some of the most important vectors of disease and
causes of envenomation
⩥ cephalothorax. Answer: what is the prosoma in arachnids
⩥ abdomen. Answer: what is the opithosoma in arachnids
⩥ araneae, scorpiones, acarina. Answer: 3 important arachnid orders
⩥ spiders. Answer: araneae: important as venomous pests
⩥ scorpions. Answer: scorpiones: important as venomous pests
, ⩥ mites (including ticks). Answer: acarina: important as pests and
vectors of disease
⩥ hexapoda. Answer: ________: three pairs of legs (adults), usually
three body segments (head, thorax, abdomen), two pairs of wings, four
pairs of sensory and feeding appendages, extremely ecologically diverse
⩥ insects. Answer: the majority of forensic entomology is concerned
with __________
⩥ tagma. Answer: body segments are called _______
⩥ cuticle. Answer: body part: protects against environment, seals in
moisture with wax layer, made of a polysaccharide, must be shed for
growth
⩥ epicuticle. Answer: thin outer layer of the cuticle
⩥ exocuticle. Answer: outer, melanized (darkened) and sclerotized
(hardened) portion of the cuticle
⩥ endocuticle. Answer: soft, transparent, flexible portion of the cuticle
2026 EXAM SET WITH SOLVED QUESTIONS
100% CORRECT
⩥ phylogenetics (systematics). Answer: identifying the relationship
between things
⩥ understand relationships, learn info (assign blame/praise), allows for
control. Answer: why name things?
⩥ all. Answer: _____ living things are related, diverged through
evolution
⩥ yes. Answer: do we use looks to classify relatedness?
⩥ yes. Answer: do all organisms fit into a heirarchy
⩥ lower case. Answer: are species names always capitalized or lower
case?
⩥ arthropoda. Answer: phylum ___________: "joint-footed," hard
exoskeleton, segmented body, bilateral symmetry, central nerve ganglia
(kind of brain), hemocoel, malpighian tubules
,ex. insectes, spiders, crabs/lobsters, centipedes/millipedes
⩥ armor, segmentation, complex social behaviors. Answer: 3 reasons
arthropods are one of the most successful groups of insects
⩥ crustacea. Answer: _____________: FILL IN
⩥ arachnid. Answer: ________: never winged, no antennae, 4 pairs of
legs, 1 pair of feeding appendages (chelicera), 2 fused body segments,
full range of ecological guilds
⩥ arachnid. Answer: some of the most important vectors of disease and
causes of envenomation
⩥ cephalothorax. Answer: what is the prosoma in arachnids
⩥ abdomen. Answer: what is the opithosoma in arachnids
⩥ araneae, scorpiones, acarina. Answer: 3 important arachnid orders
⩥ spiders. Answer: araneae: important as venomous pests
⩥ scorpions. Answer: scorpiones: important as venomous pests
, ⩥ mites (including ticks). Answer: acarina: important as pests and
vectors of disease
⩥ hexapoda. Answer: ________: three pairs of legs (adults), usually
three body segments (head, thorax, abdomen), two pairs of wings, four
pairs of sensory and feeding appendages, extremely ecologically diverse
⩥ insects. Answer: the majority of forensic entomology is concerned
with __________
⩥ tagma. Answer: body segments are called _______
⩥ cuticle. Answer: body part: protects against environment, seals in
moisture with wax layer, made of a polysaccharide, must be shed for
growth
⩥ epicuticle. Answer: thin outer layer of the cuticle
⩥ exocuticle. Answer: outer, melanized (darkened) and sclerotized
(hardened) portion of the cuticle
⩥ endocuticle. Answer: soft, transparent, flexible portion of the cuticle
