Update 2026 | Pass Exam Prep
1. If a household is experiencing a rodent infestation, which rodenticide should
be recommended to minimize toxicity risks while still being effective?
Cholecalciferol
Warfarin
Bromethalin
Zinc phosphide
2. Describe the function of chewing mouthparts in cockroaches and how they
aid in their feeding habits.
Chewing mouthparts are used by cockroaches to lap up nectar.
Chewing mouthparts enable cockroaches to suck liquids from plants.
Chewing mouthparts allow cockroaches to grind and consume a
variety of food sources.
Chewing mouthparts help cockroaches pierce through tough plant
materials.
3. The openings to the respiratory system of insects are the
tracheoles.
spiracles.
taenidia.
labia.
,4. What is the name of the hormone that regulates the molting process in
insects?
Juvenile hormone
Ecdysone
Thyroxine
Insulin
5. The 2 main types of insect mouth parts are called:
Gross & More Gross
Chewing & Piercing/Sucking
Comping & Scraping
Teething & Strawing
6. Describe the function of chewing mouthparts in beetles and how they aid in
their feeding habits.
Chewing mouthparts enable beetles to suck liquids from plants.
Chewing mouthparts are used by beetles to pierce and suck blood.
Chewing mouthparts help beetles to absorb nutrients through their
skin.
Chewing mouthparts allow beetles to break down solid food
materials.
7. Describe the characteristics of insects that undergo no metamorphosis and
how they differ from those that do.
Insects that undergo no metamorphosis, or ametabolous insects,
develop through a series of nymph stages that resemble the adult
, form, unlike holometabolous insects that have distinct larval and
pupal stages.
Ametabolous insects undergo significant changes in body structure
during their life cycle, similar to holometabolous insects.
Ametabolous insects are characterized by their ability to fly at all life
stages.
Insects that undergo no metamorphosis have a larval stage that is
completely different from the adult form.
8. If an insect's ecdysone levels are disrupted, what impact might this have on its
development?
The insect will grow larger than normal.
The insect may experience stunted growth or fail to molt properly.
The insect will develop faster than usual.
The insect will become more resistant to pesticides.
9. The class of arthropods whose members breathe by means of gills:
Crustacea
Chilopoda
Diplopoda
Arachnida
10. If a researcher is studying a species of insect that undergoes incomplete
metamorphosis, which life stages should they focus on for their
observations?
Larva, adult
Nymph, pupa, adult
, Egg, nymph, adult
Egg, larva, pupa, adult
11. In many insects, three-light "simple" eyes, or _____, are situated of the anterior
vertex between the compound eyes.
Ostium
Ocelli
Obtect
Oligopod
12. If an insect's tarsus is damaged, what impact might this have on its ability to
move and interact with its environment?
It will have enhanced jumping ability.
It will be unable to fly at all.
It will be able to swim better.
It may struggle to walk and grip surfaces effectively.
13. Which insect goes through complete metamorphosis?
firebrat
spider
roach
ant
14. Describe the main physical characteristic that distinguishes millipedes from
centipedes.