TULANE V105 MOSQUITO

  1. There are approximately NUMBER species of mosquitos worldwide, most of which are not medically significant.
    3,500
  2. Why is it important for you to be able to recognize each life stage of the mosquito?
    To help choose the best method for control
  3. Which statement about the pupa stage of mosquitos is correct?




    • B) This is the stage in which metamorphosis to adults will occur

    • This stage lasts approximately from two to three days

    • Mosquito pupae can be very active, coming to the surface for air

  4. Which mosquitoes bite?


    a. Male mosquitoes


    b. Female mosquitoes


    c. Both male and female mosquitoes

    Female mosquitoes
  5. Mosquitoes lay eggs both _ and _ depending on the species
    Both singly and in rafts depending on the species
  6. ________ instar mosquito larvae are used in identification.
    4th
  7. Adult female mosquitoes__________________.


    a. Feed on nectar after emerging from the pupal stage


    b. Usually mate only once to fertilize her lifetime supply of eggs


    c. Must obtain a protein rich blood meal for each batch of eggs

    • a. Feed on nectar after emerging from the pupal stage
    • b. Usually mate only once to fertilize her lifetime supply of eggs
    • c. Must obtain a protein rich blood meal for each batch of eggs
  8. The main mosquito classifications based on larval habitat are:



    a. Permanent water


    b. Floodwater


    c. Day biters


    d. Container


    e. Night biters

    • a. Permanent water Correct

    • b. Floodwater Correct

    • d. Container Correct

  9. Floodwater mosquitoes ________________.

    a. Lay their eggs in standing water
    b. Lay their eggs in stagnant water
    c. Lay eggs that need to dry out before hatching
    d. Lay their eggs in moist soil
    • c. Lay eggs that need to dry out before hatching Correct
    • d. Lay their eggs in moist soil Correct
  10. Mosquitoes that develop in floodwater habitats usually become a problem about DAYS TO DAYS after a heavy rain, and subside in about a month or two.
    14 to 21 days
  11. Permanent water mosquitoes prefer to lay their eggs ___________.

    a. In quiet bodies of freshwater with sunlight
    b. In bodies of water with a good deal of surface vegetation
    c. In bodies of water with no surface vegetation
    d. In bodies of water with very little wave action
    e. In bodies of water with some wave action
    • a. In quiet bodies of freshwater with sunlight Correct
    • b. In bodies of water with a good deal of surface vegetation Correct
    • d. In bodies of water with very little wave action Correct
  12. Some Culex species prefer _ water.
    nasty, smelly
  13. Some species of permanent water mosquitoes lay eggs that will tolerate
    desiccation.
  14. Populations of permanent water mosquitoes:

    a. Are typically high in the spring and decline throughout the summer
    b. Peak in August, September and sometimes October in warmer areas
    c. Are typically low in the spring build up throughout the summer
    d. Peak in late April, May, and June
    • b. Peak in August, September and sometimes October in warmer areas Correct
    • c. Are typically low in the spring build up throughout the summer Correct
  15. Container mosquitoes encountered by mosquito control professionals are primarily in the genera _ and _
    Aedes and Culex
  16. Due to their medical importance, significant types of container mosquitoes are _ and _
    Aedes albopictus and Aedes aegypti
  17. Select important characteristics of Aedes albopictus.

    a. Aedes albopictus eggs are laid singly on the sides of water-holding containers
    b. Aedes albopictus larvae usually pupate after five to ten days
    c. Aedes albopictus has largely displaced Aedes aegypti in the southeastern US
    • a. Aedes albopictus eggs are laid singly on the sides of water-holding containers Correct
    • b. Aedes albopictus larvae usually pupate after five to ten days Correct
    • c. Aedes albopictus has largely displaced Aedes aegypti in the southeastern US Correct
  18. important characteristics of Aedes aegypti.

    a. Aedes aegypti eggs are desiccation-resistant
    b. Aedes aegypti is closely associated with humans and their dwellings
    c. Aedes aegypti was introduced into the U.S. through scrap tires from Northern Asia
    d. Aedes aegypti are better larval competitors than Aedes albopictus using lower-nutrient, natural resource environments
    • a. Aedes aegypti eggs are desiccation-resistant Correct
    • b. Aedes aegypti is closely associated with humans and their dwellings Correct
  19. Mosquito trapping data is used

    a. To estimate adult mosquito population densities, species, age structure, and distribution
    b. To determine optimal time to conduct control measures
    c. To evaluate appropriate treatments
    d. For arboviral surveillance
    • a. To estimate adult mosquito population densities, species, age structure, and distribution Correct
    • b. To determine optimal time to conduct control measures Correct
    • c. To evaluate appropriate treatments Correct
    • d. For arboviral surveillance Correct
  20. To determine arbovirus prevalence, data derived from mosquito surveillance include

    a. Estimates of mosquito species abundance
    b. Infection rates in the mosquito populations
    c. Mapping potential breeding sites
    • a. Estimates of mosquito species abundance Correct
    • b. Infection rates in the mosquito populations Correct
  21. Larval Surveillance data should include

    a. the number of larvae per dip
    b. mosquito species
    c. stage of development
    d. census of persons at potential risk within a 1 mile radius
    e. GPS coordinates
    f. type and size of breeding area
    • a. the number of larvae per dip Correct
    • b. mosquito species Correct
    • c. stage of development Correct
    • d. census of persons at potential risk within a 1 mile radius Correct
    • e. GPS coordinates Correct
    • f. type and size of breeding area Correct
  22. The standard survey tool for adult mosquito collection is:
    b. CDC Miniature Light Trap Correct
  23. Gravid traps use an _ attractant to sample female Culex spp. mosquitoes which have taken a blood meal and are seeking a place to lay eggs.
    ovipositional
  24. Mosquito control programs can increase the effectiveness and efficiency of their services by incorporating
    a. The 10 Essential Environmental Public Health Services
  25. The goal of source reduction is to remove the _ that is needed to sustain the mosquitoes’ life cycle.
    water source
  26. Examples of organisms used to control mosquito larvae and pupae are

    a. Fish
    b. Predacious mosquitoes
    c. Copepods
    d. Praying mantis
    • a. Fish Correct
    • b. Predacious mosquitoes Correct
    • c. Copepods Correct
  27. Larvicides are categorized as:

    Select one or more:
    a. Neurological toxins
    b. Surface oils and films
    c. Bacterial larvicides
    d. Organophosphates
    e. Insect growth regulators
    f. Breeding inhibitors
    • b. Surface oils and films Correct
    • c. Bacterial larvicides Correct
    • d. Organophosphates Correct
    • e. Insect growth regulators Correct
  28. For adulticides, one of the most significant things to be aware of is:
    b. Droplet size Correct
  29. At a minimum, bioassays should be conducted ___________ to determine if there has been a change in insecticide efficacy.

    a. prior to the spray season
    b. following the spray season
    c. at scheduled intervals during the spray season
    d. at intermittent intervals during the spray season
    • a. prior to the spray season
    • b. following the spray season
  30. Bottle bioassays and cage tests are used to
    d. Evaluate insecticide resistance Correct
  31. Critical components of an effective communication and education of IPM approach to mosquito control include

    a. Continuing Education
    b. Stewardship
    c. Personnel Certification
    d. Recordkeeping
    e. Permitting
    • a. Continuing Education
    • b. Stewardship
    • c. Personnel Certification
    • d. Recordkeeping
    • e. Permitting
  32. Depending on the temperature and the species, natural disasters will produce increased
    mosquito populations in approximately DAYS TO DAYS
    b. 7 to 10 days
Author
ianquinto
ID
351148
Card Set
TULANE V105 MOSQUITO
Description
TULANE V105 MOSQUITO
Updated