ENTOMOLOGY CDE TEST EXAM 2026 LATEST
UPDATE QUESTIONS AND CORRECT VERIFIED
ANSWERS ALREADY GRADED A+
Which of these events occurs first during insect egg development? - ANS-migration of the
cleavage nuclei
____________ is where digestive enzymes are secreted and most food absorption occurs in the
insect gut.. - ANS-Mesenteron
A sperm cell enters the insect egg through the _____________. - ANS-Micropyle
Which insect order contains the crickets and grasshoppers? - ANS-Orthoptera
What is the primary chemical component of the insect's egg shell? - ANS-protein
Urticating hairs are associated with plants, tarantulas and what insect order? - ANS-Lepidoptera
Which structure would not be found on an insect's prothorax? - ANS-Wing
Honey bees are valuable agricultural pollinators worth an estimated ____ annually in the United
States. - ANS-$15 billion
Which of the following components are not part of integrated pest management (IPM)? - ANS-
Application of pesticides based only on calendar dates
,A _________________ is used to collect ground dwelling, crawling insects. - ANS-Pitfall trap
The state insect of Texas is the __________________. - ANS-Monarch Butterfly
Which of these occupies the largest volume in an unfertilized insect egg? - ANS-Yolk
Which of the following arthropods is not an insect - ANS-Scorpion
____________ are not considered a biological control agent for killing insect pests. - ANS-
Pheromones
A suture of the exoskeleton is best described as a _________. - ANS-Line or junction between
two sclerites.
Rigid, inflexible structures of the exoskeleton are called __________. - ANS-sclerites
What percentage of flowering pants in earth require insect pollination? - ANS-75%
What are the larva of mosquitoes commonly referred to as? - ANS-Wigglers
The snakeflies belong to the order ________________________. - ANS-Raphidioptera
The insect cuticle is between _____ and ______ microns thick. - ANS-100, 300
Very few insects are found in this habitat. - ANS-Ocean
, What are some characteristics of social insects? - ANS-All of these are characteristics of social
insects:
-reproductive division of labor
-usually associated with a confined space like a nest
-cooperative care of the young
Which of these is now a longitudinal wing vein? - ANS-Furca
About ____ percent of people that get stung by stinging insects suffer serious reactions. - ANS-
3%
The blood of insects is called _______________. - ANS-hemolymph
Rachel Carson published a book titled _______________ that highlighted pesticide issues and
environmental contamination as a result of the overuse of DDT in the mid 20th century. - ANS-
Silent Spring
Insects use their olfactory system for ______________. - ANS-smelling
The Hymenoptera from the list below that are not social are____________ - ANS-Leafcutter
bees
A ____________ is the stage of development of an insect between the immature form and the
adult in holometabolous insects (those insects that go through complete metamorphosis). -
ANS-Pupa
Water boatmen have ______________ legs used for swimming. - ANS-Natatorial
UPDATE QUESTIONS AND CORRECT VERIFIED
ANSWERS ALREADY GRADED A+
Which of these events occurs first during insect egg development? - ANS-migration of the
cleavage nuclei
____________ is where digestive enzymes are secreted and most food absorption occurs in the
insect gut.. - ANS-Mesenteron
A sperm cell enters the insect egg through the _____________. - ANS-Micropyle
Which insect order contains the crickets and grasshoppers? - ANS-Orthoptera
What is the primary chemical component of the insect's egg shell? - ANS-protein
Urticating hairs are associated with plants, tarantulas and what insect order? - ANS-Lepidoptera
Which structure would not be found on an insect's prothorax? - ANS-Wing
Honey bees are valuable agricultural pollinators worth an estimated ____ annually in the United
States. - ANS-$15 billion
Which of the following components are not part of integrated pest management (IPM)? - ANS-
Application of pesticides based only on calendar dates
,A _________________ is used to collect ground dwelling, crawling insects. - ANS-Pitfall trap
The state insect of Texas is the __________________. - ANS-Monarch Butterfly
Which of these occupies the largest volume in an unfertilized insect egg? - ANS-Yolk
Which of the following arthropods is not an insect - ANS-Scorpion
____________ are not considered a biological control agent for killing insect pests. - ANS-
Pheromones
A suture of the exoskeleton is best described as a _________. - ANS-Line or junction between
two sclerites.
Rigid, inflexible structures of the exoskeleton are called __________. - ANS-sclerites
What percentage of flowering pants in earth require insect pollination? - ANS-75%
What are the larva of mosquitoes commonly referred to as? - ANS-Wigglers
The snakeflies belong to the order ________________________. - ANS-Raphidioptera
The insect cuticle is between _____ and ______ microns thick. - ANS-100, 300
Very few insects are found in this habitat. - ANS-Ocean
, What are some characteristics of social insects? - ANS-All of these are characteristics of social
insects:
-reproductive division of labor
-usually associated with a confined space like a nest
-cooperative care of the young
Which of these is now a longitudinal wing vein? - ANS-Furca
About ____ percent of people that get stung by stinging insects suffer serious reactions. - ANS-
3%
The blood of insects is called _______________. - ANS-hemolymph
Rachel Carson published a book titled _______________ that highlighted pesticide issues and
environmental contamination as a result of the overuse of DDT in the mid 20th century. - ANS-
Silent Spring
Insects use their olfactory system for ______________. - ANS-smelling
The Hymenoptera from the list below that are not social are____________ - ANS-Leafcutter
bees
A ____________ is the stage of development of an insect between the immature form and the
adult in holometabolous insects (those insects that go through complete metamorphosis). -
ANS-Pupa
Water boatmen have ______________ legs used for swimming. - ANS-Natatorial
