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MG07 Basic Entomology

Total questions: 24

Worksheet time: 12mins

Name
Class
Date
1.

The classification: Animal, Arthropoda, Insecta, Diptera, Muscidae, Musca domestica identifies the common house fly. What are the titles, starting at the most inclusive, of each of the hierarchical classifications?

a)

Kingdom, order, class, family, phylum, species, genus

b)

kingdom, family, class, order, phylum, genus, species

c)

kingdom, phylum, class, order, family, species, genus

d)

kingdom, phylum, class, order, family, genus, species

2.

Insects, spiders, crayfish, centipedes, and millipedes all have segmented bodies, paired appendages, jointed legs, and exoskeletons. They belong to what phylum?

a)

Arthropoda

b)

Platyhelminthes

c)

Mollusca

d)

Achelminthes

3.

Butterflies, bees, crickets, mosquitos, and house flies have three distinct body regions and three pair of legs. They belong to what class?

a)

Chilopoda

b)

Insecta

c)

Arachnida

d)

Diploda

4.

Spiders, mites and ticks have jointed legs but are not Insecta. What is their class?

a)

Chilopoda

b)

Malacostraca

c)

Arachnida

d)

Diploda

5.

Snails and slugs do not have segments or jointed, paired legs; consequently, they are not Arthropoda. What is their phylum?

a)

Nematoda

b)

Platyheminthes

c)

Mollusca

d)

Achelminthes

6.

Bees, ants, wasps, and sawflies belong to what order?

a)

Coleoptera

b)

Thysanoptera

c)

Hemiptera

d)

Hymenoptera

7.

A defining characteristic of all Insecta is:

a)

chewing mouthparts

b)

three pairs of jointed legs

c)

two pair of antennae

d)

complete metamorphosis

8.

All insects have three body regions: head, abdomen, and :

a)

torso

b)

thorax

c)

pre-abdomen

d)

stomach

9.

Most insects possess either haustellate or mandibulate mouthparts. Haustellate mouthparts are used to ingest food in a _____ form.

a)

chewed

b)

dry

c)

liquid

d)

bite-sized

10.
Insects breathe through:
a)
mouths
b)
stomata
c)
head openings
d)
spiracles
11.
Insects that undergo simple (or incomplete) metamorphosis:
a)
do not lay eggs
b)
do not have a pupal stage
c)
are born as nymphs
d)
all of the above
12.
What is an example of an insect that undergoes incomplete metamorphsis?
a)
wasp
b)
ant
c)
dragonfly
d)
bee
13.
The stages of complete metamorphosis are egg, larva, pupa, and adult. In which state does the insect develop antenna and wings?
a)
adult
b)
egg
c)
larva
d)
pupa
14.

An example of insects that will undergo complete metamorphosis is:

a)

japanese beetles

b)

silverfish

c)

mayflies

d)

termites

15.

Growing Degree Days (GDD) is a calculation used to predict when insects' life stages will appear and the duration of time the stages will remain active. It is based on actual minimum and maximum daily:

a)

rainfall

b)

soil temperatures

c)

air temperatures

d)

relative humidity

16.
The keystone of any effective insect management plan is:
a)
species-selective insecticides
b)
wide spectrum insecticies
c)
understanding botanical-entomological interactions
d)
accurate insect identification
17.
Cabbage worms, gypsy moths, and japanese beetles damage plants by:
a)
piercing-sucking
b)
chewing
c)
mining
d)
internal feeding
18.
More than 2000 insects in the US produce galls on plants. Galls are:
a)
generally harmful to trees and plant life
b)
areas of distorted growth
c)
parasitic
d)
infectious
19.
Most insect injuries to plants are the result of:
a)
egg laying
b)
overwintering
c)
feeding
d)
pupating
20.
The ultimate goal of IPM is to:
a)
exterminate insects cost effectively
b)
reduce insect populations in general
c)
identify and eliminate insect attractants
d)
reduce pesticide usage
21.

Weed control is part of an IPM plan because the weeds:

a)

provide cover for insect pests

b)

compete for light, moisture, and nutrients, thus stressing desired plants

c)

contribute to pest build-up

d)

all of these

22.

Which is an example of a mechanical pest control?

a)

using a conventional pesticide

b)

using predators

c)

spraying with Bacillus thuringiensis (Bt)

d)

handpicking

23.
The most effective and important practice in IPM is:
a)
mulching
b)
periodic watering
c)
observing and monitoring
d)
applying species-specific pesticides
24.

Insecticidal soaps are

a)

intended to kill hard-shelled insects

b)

commercial formulations of potassium salts of fatty acids

c)

homemade formulations using dish detergent

d)

ineffective in killing soft-bodied insects