Entomology Flashcards
What are the three body regions of an insect
Head, Thorax, Abdomen
Insect: What body region would find the legs and wings?
Thorax
How many legs does an insect have
Six
Why are mites not classified as insects
Eight legs, One body region
What are the stages of complete metaphorosis
Egg - larvae - pupa - adult
True or False: Dragonflies do NOT undergo a complete metamorphosis?
True: Egg - nymph - adult
What are the stages of gradual (or simple) metamorphosis
Eggs, nymph and adult
What are several differences between moths and butterflies?
- Resting wings position. Moths rest with wings open and butterflies rest with their wings closed.
- Most butterflies are diurnal and moths nocturnal
- Antennae shape - moth tend to be leaf or feather shape and butterfly tend to be club shaped.
- Butterfly come from chrysalids and moth from cocoon
- Moths tend to have furry bodies and more stocky, butterflies tend to be smooth and lean.
- Moths tend to be less colorful
DIfference between caterpillar and sawflies?
Sawflies have five or more prolegs
Insects have the following characteristics EXCEPT:
1. Warm-blooded
2. Three body parts
3. Three pairs of legs
4. One pair of antannae
Warm blo0ded
True of False:The mouthparts of larval insects (immature insects with complete metamorphosis) tend to be sucking
False
True or False: Thirty percent of the insect population is considered pests
False
True of False: Aphids adelgids, scale insects, and mealybugs are all plant feeders
True
