Ants Flashcards
Ants are the most abundant social insects?
A) true
B) false
A - true
Any workers that all are the same size are called?
Monomorphic
Ant workers that vary in size are…?
Polymorphic
Development is in what order:
A) egg, pupa, molt and adult
B) larvae, pupa and adult
C) larvae, instar, molt and adult
D) egg, larvae, pupa and adult
D) egg, larvae, pupa and adult
Ants develop as:
A) simple metamorphosis
B) complex metamorphosis
Both
What are large worker ants called?
Soldiers or majors. (Very small workers are minors)
What identifying features do carpenter ants have?
Thoracic dorsum
1- segmented petiole w/node
No spines on thorax
Round anal opening, surrounded by circlet of hairs
Describe identification features of moisture ants:
Petiolar node
Notch or dip on thoracic dorsum
Monomorphic species
Associated with rotten wood
Not a primary structural pest
They indicate a wood decay
Moisture ants are Monomorphic?
A) true
B) false
A) true
Fumigation is the first form of treatment for carpenter ants?
A) true
B) false
B) false - locating the parent colony should be first attempt
The most common carpenter any in Washington is what color?
Black
When inspecting for carpenter ant infestation, what are the 4 key signs?
1) sawdust - found in crawlspaces floors, beams or in cobwebs
2) presence of workers
3) rustling noise in wall abs ceiling
4) trails - easiest to locate at night between sunset abs sunrise
5) crawl space and attics - tapping with tool can identify colony by the hollow sound
Common methods to treat for carpenter ants?
Treat wall voids, dust around plumbing and behind outlet covers. Apply insecticide to lower edge or exterior siding.
Moisture ants have galleries that have?
Composed of cellulose material and debris.
Moisture ants have galleries that have?
Composed of cellulose material and debris.
Carpenter ants eat wood.
A) true
B) false
B) false
Carpenter ants are primary WDOs
A) true
B) false
A) true
Carpenter ants satellite colonies will have:
A) eggs, larvae, pupae and adults
B) larvae, pupae, queen and adults
C) larvae, pupae, and winged reproductives
C) larvae, pupae, and winged reproductives
Do carpenter ants use pheromones and chemicals to travel their trails at night?
A) yes
B) no
A) yes - the follow a “scent” trail
Harvester ants have what identifiers?
2 segmented petiole and gaster
What ant stings, similar to a yellow jacket?
Harvester ant
Harvesters ants are a severe problem in Washington
A) true
B) false
A) false - rarely is control necessary
Odorous house ants are somewhat very difficult to control
A) true
B) false
A) true
What ant bite is hard and will often spray the bite site with formic acid?
Teaching ants
Name a black and red ant should be considered beneficial?
Thatching ants
Thatching ants are Monomorphic or polymorphic?
Polymorphic
What ant has a notch or depression on the top of its thorax?
Thatching ants
A nuisance ant species that nest in exposed soil or rock walls and under concrete is?
Pavement ants
Pavement ants are identified with?
Two segmented pedicel and epinotum with a pair of spines. Has a stinger, but rarely aggressive towards humans.
Same as odorous house ants, what species are pavement ants?
Monomorphic
What species and how is a pharaoh and identified?
Monomorphic
Tip of the abdomen is somewhat dark
Varies from yellowish or light brown to reddish
What two ant species share the same identifier of a notch or depression?
Western thatching and moisture ant
What ant has epinotum armed with spines?
Pavement ant
Which any has 2-segmented petiole?
Harvester ant
Which ant has epinotum(unarmed- no spines)?
Pharaoh ant
Which ant species have only 200-300 ants but takes 2-4 years to get there?
Carpenter ants in trees or original colonies outside.
