EXAM 2 VERSIONS (VERSION A AND B) 250 QUESTIONS
WITH DETAILED VERIFIED ANSWERS /ALREADY
GRADED A+
A female mosquito takes a blood meal to:
a. Feel full
b. Produce eggs
c. Obtain viruses necessary for her survival - ANSWER: b. Produce eggs
The three main body parts of an adult mosquito are:
a. Head, abdomen and legs
b. Proboscis, head and thorax
c. Head, abdomen and thorax - ANSWER: c. Head, abdomen and thorax
Mosquito larvae are typically found in:
a. Fast-running streams
b. Shallow and still or stagnant water
c. The sediments of large lakes - ANSWER: b. Shallow and still or stagnant water
The genus of mosquito having palps roughly as long as the proboscis is:
a. Aedes
b. Culex
c. Anopheles - ANSWER: c. Anopheles
Mosquito larvae breathe:
a. Through respiratory openings near the tip of the abdomen
b. Through gills located just behind the head
c. By surfacing and gulping air with their mouths - ANSWER: a. Through respiratory
openings near the tip of the abdomen
Some mosquitoes lay their eggs:
a. On damp soil
b. On their hosts (birds or mammals)
c. On agricultural crops (e.g., corn plants) - ANSWER: a. On damp soil
The number of mosquito species in Michigan is approximately:
a. More than 100
b. 80
c. 60 - ANSWER: c. 60
A mosquito goes through four stages of development:
a. Egg, larva, pupa and adult
b. Egg, first instar, larva and pupa
c. Larva, pupa, nymph and adult - ANSWER: a. Egg, larva, pupa and adult
, The three classes of Michigan mosquitoes, based on breeding sites, are:
a. Floodwater, permanent water and storm water breeders
b. Floodwater, permanent water, and container/tree hole mosquitoes
c. Temporary pond, lake and marsh, and floodwater mosquitoes - ANSWER: b.
Floodwater, permanent water, and container/tree hole mosquitoes
Insects that are often confused with mosquitoes are:
a. Stable flies
b. Midges
c. Deer flies - ANSWER: b. Midges
Which potential pathogens contracted from mosquitoes are most concerning in
Michigan? - ANSWER: West Nile virus (WNV), St. Louis encephalitis (SLE), La Crosse
encephalitis (LAC) and eastern equine encephalitis (EEE).
What order do mosquitoes belong to? - ANSWER: Diptera
What family do mosquitoes belong to? - ANSWER: Culcidae
The three egg laying patterns - ANSWER: - eggs laid singly on the water surface
- eggs glued together to form rafts that float on the water surface
- eggs laid singly out of the water
Anopheles eggs... - ANSWER: have lateral extensions that serve as floats.
Culex eggs... - ANSWER: Culex, Culiseta, Coquillettidia and Uranotaenia species glue
individual eggs together to form floating rafts of up to 300 eggs or more.
Aedes eggs... - ANSWER: The eggs of Aedes, Psorophora and Orthopodomyia species
are deposited individually out of the water, and they are adapted to withstand
desiccation (being dry) until the area is later flooded and the eggs hatch.
Siphon - ANSWER: An air tube
The time it takes for complete larval development - ANSWER: The time for complete
larval development at normal summer temperatures in Michigan is from five to 10
days but may be much longer at lower temperatures.
How many segments on an adult mosquitoe? - ANSWER: 15 segments, only 14 of
which are readily visible.
Antennae are believed to be organs of... - ANSWER: hearing and smelling.