ENTO EXAM 2 UPDATED Exam
Questions and CORRECT Answers
In a population of adult butterflies there are a variety of colors ranging from orange to white. The
individuals that are the brightest orange survive better than lighter individuals because of
predators. This is an example of which type of selection? - CORRECT ANSWER -
Directional selection
When a female insect mates, often she can store the male's sperm. What structure does she use to
hold the sperm after mating? - CORRECT ANSWER - Spermatheca
Most adults insects have compound eyes and occeli. What do the ocelli detect? - CORRECT
ANSWER - Shadows/ light and dark
A dragonfly has a life cycle that has an egg, naiad that is aquatic, and an adult stage that is on
land. Development with these life stages is called: - CORRECT ANSWER -
Hemimetabolous
What is the insect equivalent to the human large intestine? - CORRECT ANSWER -
Hindgut
A species of cockroach has been found where females eat the male during mating. Once coupled,
the male does not try to escape. After eaten, she does not accept any more males. Which
hypothesis supports the male ? - CORRECT ANSWER - Suicide male
Most grasses are pollinated by - CORRECT ANSWER - Wind
When a bee leaves its nest, it learns land marks so that it can return after looking for food. What
type of learning is it exhibiting? - CORRECT ANSWER - Latent learning
Insects lose heat and moisture to the environment faster than humans. Compared to insects, the
surface area to volume ration of a human is: - CORRECT ANSWER - Smaller
, Which order of insect makes sound to attract a mate? - CORRECT ANSWER - Orthoptera
Which order of insect has the hardest front wings? - CORRECT ANSWER - Coleoptera
An insect exoskeleton has armor plates and flexible segments between these plates allow
movement? What are the armor plates called? - CORRECT ANSWER - Sclerites
An insect that overwinters by producing glycerol antifreeze and being able to supercool is
classified as: - CORRECT ANSWER - Freeze avoidant
Immature Hemiptera CAN see which of the following - CORRECT ANSWER - All of the
above (light and dark, blue color,yellow color, UV)
What do male spiders use to transfer sperm? - CORRECT ANSWER - silk
A honey bee visits a flower to obtain resources. It carries nectar back to the hive by: - CORRECT
ANSWER - Drinking it
Flowers that are white and smell strongly at night are most likely pollinated by what? -
CORRECT ANSWER - Moths
A honeybee flies randomly through the environment until she detects a flower. Then she flies
directly to the flower. The bee exhibits _____ until she detects the flower and then she exhibits
______. - CORRECT ANSWER - Kinesis, taxis.
When a person is suffering from an infection that is hard to treat and is killing their tissue, a doc
may prescribe medical maggot therapy. The maggots exhibit what type of myiasis? - CORRECT
ANSWER - Accidental
Questions and CORRECT Answers
In a population of adult butterflies there are a variety of colors ranging from orange to white. The
individuals that are the brightest orange survive better than lighter individuals because of
predators. This is an example of which type of selection? - CORRECT ANSWER -
Directional selection
When a female insect mates, often she can store the male's sperm. What structure does she use to
hold the sperm after mating? - CORRECT ANSWER - Spermatheca
Most adults insects have compound eyes and occeli. What do the ocelli detect? - CORRECT
ANSWER - Shadows/ light and dark
A dragonfly has a life cycle that has an egg, naiad that is aquatic, and an adult stage that is on
land. Development with these life stages is called: - CORRECT ANSWER -
Hemimetabolous
What is the insect equivalent to the human large intestine? - CORRECT ANSWER -
Hindgut
A species of cockroach has been found where females eat the male during mating. Once coupled,
the male does not try to escape. After eaten, she does not accept any more males. Which
hypothesis supports the male ? - CORRECT ANSWER - Suicide male
Most grasses are pollinated by - CORRECT ANSWER - Wind
When a bee leaves its nest, it learns land marks so that it can return after looking for food. What
type of learning is it exhibiting? - CORRECT ANSWER - Latent learning
Insects lose heat and moisture to the environment faster than humans. Compared to insects, the
surface area to volume ration of a human is: - CORRECT ANSWER - Smaller
, Which order of insect makes sound to attract a mate? - CORRECT ANSWER - Orthoptera
Which order of insect has the hardest front wings? - CORRECT ANSWER - Coleoptera
An insect exoskeleton has armor plates and flexible segments between these plates allow
movement? What are the armor plates called? - CORRECT ANSWER - Sclerites
An insect that overwinters by producing glycerol antifreeze and being able to supercool is
classified as: - CORRECT ANSWER - Freeze avoidant
Immature Hemiptera CAN see which of the following - CORRECT ANSWER - All of the
above (light and dark, blue color,yellow color, UV)
What do male spiders use to transfer sperm? - CORRECT ANSWER - silk
A honey bee visits a flower to obtain resources. It carries nectar back to the hive by: - CORRECT
ANSWER - Drinking it
Flowers that are white and smell strongly at night are most likely pollinated by what? -
CORRECT ANSWER - Moths
A honeybee flies randomly through the environment until she detects a flower. Then she flies
directly to the flower. The bee exhibits _____ until she detects the flower and then she exhibits
______. - CORRECT ANSWER - Kinesis, taxis.
When a person is suffering from an infection that is hard to treat and is killing their tissue, a doc
may prescribe medical maggot therapy. The maggots exhibit what type of myiasis? - CORRECT
ANSWER - Accidental
