Cat 41 - Mosquito Biology, Surveillance and Control Questions & Answers Latest Update
Cat 41 - Mosquito Biology, Surveillance and
Control Questions & Answers Latest Update.
How often should the droplet size of a ULV machine be verified? - ✔✔✔ - Every 100 hours
The insecticidal distribution system of the ULV machine should be flushed with approximately one pint
of _________________ following each time the unit is used. - ✔✔✔ - isopropyl alcohol
__________ mimic an essential hormone present in high concentration in early instar larvae, but in
very low concentration in late 4th instar larvae. - ✔✔✔ - IGR's
IGR's upset the physiological molting process and kills mosquitoes in the subsequent __________
stage. - ✔✔✔ - pupal
The typical targeted size range for ground ULV applications is _________ microns. - ✔✔✔ - 10-25
The larvae of ___________________ are actually predaceous and often reduce pest species trying to
develop in their habitats. - ✔✔✔ - Toxorhynchites
Both male and female adult Toxorhynchites feed on flowers for nectar and (can/can not) bite humans. -
✔✔✔ - can not
Insecticides which act on the nervous tissue to prevent the breakdown of a substance called
acetylcholine, which is responsible for nerve conduction. - ✔✔✔ - Organophosphates
T or F. There is no basis for the often-claimed suppression of mosquito biting activity by bats or purple
martins. - ✔✔✔ - True
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, Cat 41 - Mosquito Biology, Surveillance and Control Questions & Answers Latest Update
The natural transmission cycle of LAC virus involves small mammals as the primary vertebrate hosts.
List the four small mammal hosts? - ✔✔✔ - squirrels, chipmunks, field mice and rabbits
At the current time, how many known species of mosquitoes are there in Georgia? - ✔✔✔ - 63
Worldwide there are over _________ known mosquito species. - ✔✔✔ - 3,000
How many known mosquito species are there in the United States? - ✔✔✔ - 174
At what stages are mosquitoes usually collected for identification? - ✔✔✔ - larvae or female adults
Mosquitoes belong to the family of _____________ within the insect order Diptera. - ✔✔✔ - Culicidae
While male mosquitoes have an elongated proboscis, they (do/do not) feed on blood. - ✔✔✔ - do not
Like males, female mosquitoes also feed on nectar and other sugars for flight energy, but she usually
requires a _________ meal prior to laying eggs. - ✔✔✔ - blood
T or F. Since most adult mosquito keys apply only to females, the sex of the mosquito must be
determined prior to identification. - ✔✔✔ - True
(Male/Female) mosquitoes have bushy antennae and long palpi. - ✔✔✔ - Male
(Male/Female) mosquitoes have few bristles on their antennae and, with the exception of Anopheles
mosquitoes, have short palpi. - ✔✔✔ - Female
List the four distinct stages of mosquito development. - ✔✔✔ - Egg, larva, pupa, and adult
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Cat 41 - Mosquito Biology, Surveillance and
Control Questions & Answers Latest Update.
How often should the droplet size of a ULV machine be verified? - ✔✔✔ - Every 100 hours
The insecticidal distribution system of the ULV machine should be flushed with approximately one pint
of _________________ following each time the unit is used. - ✔✔✔ - isopropyl alcohol
__________ mimic an essential hormone present in high concentration in early instar larvae, but in
very low concentration in late 4th instar larvae. - ✔✔✔ - IGR's
IGR's upset the physiological molting process and kills mosquitoes in the subsequent __________
stage. - ✔✔✔ - pupal
The typical targeted size range for ground ULV applications is _________ microns. - ✔✔✔ - 10-25
The larvae of ___________________ are actually predaceous and often reduce pest species trying to
develop in their habitats. - ✔✔✔ - Toxorhynchites
Both male and female adult Toxorhynchites feed on flowers for nectar and (can/can not) bite humans. -
✔✔✔ - can not
Insecticides which act on the nervous tissue to prevent the breakdown of a substance called
acetylcholine, which is responsible for nerve conduction. - ✔✔✔ - Organophosphates
T or F. There is no basis for the often-claimed suppression of mosquito biting activity by bats or purple
martins. - ✔✔✔ - True
©®™ Page 1
, Cat 41 - Mosquito Biology, Surveillance and Control Questions & Answers Latest Update
The natural transmission cycle of LAC virus involves small mammals as the primary vertebrate hosts.
List the four small mammal hosts? - ✔✔✔ - squirrels, chipmunks, field mice and rabbits
At the current time, how many known species of mosquitoes are there in Georgia? - ✔✔✔ - 63
Worldwide there are over _________ known mosquito species. - ✔✔✔ - 3,000
How many known mosquito species are there in the United States? - ✔✔✔ - 174
At what stages are mosquitoes usually collected for identification? - ✔✔✔ - larvae or female adults
Mosquitoes belong to the family of _____________ within the insect order Diptera. - ✔✔✔ - Culicidae
While male mosquitoes have an elongated proboscis, they (do/do not) feed on blood. - ✔✔✔ - do not
Like males, female mosquitoes also feed on nectar and other sugars for flight energy, but she usually
requires a _________ meal prior to laying eggs. - ✔✔✔ - blood
T or F. Since most adult mosquito keys apply only to females, the sex of the mosquito must be
determined prior to identification. - ✔✔✔ - True
(Male/Female) mosquitoes have bushy antennae and long palpi. - ✔✔✔ - Male
(Male/Female) mosquitoes have few bristles on their antennae and, with the exception of Anopheles
mosquitoes, have short palpi. - ✔✔✔ - Female
List the four distinct stages of mosquito development. - ✔✔✔ - Egg, larva, pupa, and adult
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