Veterinary Entomology (Book)

Question 1

Main body divisions are cephalothorax and abdomen and the legs are found on thoracic and abdominal segments

Answer 1

Parasitic crustaceans

Question 2

Adults are warm like cylindrical without legs except two pairs of hooks near the mouth but larvae has with two pairs of legs

Answer 2

Pentastomida or the tongue worms

Question 3

They are adults with three pairs of legs, body divided into three main parts the head the thorax and the abdomen

Answer 3

Parasitic insects such as mosquitoes flies and lice

Question 4

Their body parts are joined together, the adults with four pairs of legs two pairs of mouth parts without antenna and wings

Answer 4

Parasitic arachnids

Question 5

In general characteristics of insects there are three pairs of legs attached to the thorax and the two pairs of wings are attached to?

Answer 5

Second and third thoracic segments

Question 6

In insects the hardened portion of the body wall is the deposition of a substance called

Answer 6

Chitin

Question 7

Describe sclerites

Answer 7

These are the segment of the body of an insect that is composed of a dorsal, lateral, and ventral areas

Question 8

In an insect each segment of the body is composed of dorsal, lateral, and ventral areas and this is separated from each other by?

Answer 8

Sutures

Question 9

Insect mouth parts are classified into?

Answer 9

A. Mandibulate for chewing
B. Haustellate for sucking
C. Piercing
D. Non-piercing

Question 10

It causes pink eye

Answer 10

Mycobacterium bovis

Question 11

The skin of the last larval stage is cast off and the pupa remains bare or naked or uncovered

Answer 11

Exarate or free pupae

Question 12

In this type of larva there are thoracic and abdominal segments with legs

Answer 12

Polypod larva

Question 13

This is a larva that no abdominal appendages are present, only three pairs of thoracic legs such as beetle grubs

Answer 13

Oligapod larva

Question 14

Which type of larva has no thoracic and abdominal legs and often called maggots

Answer 14

Apodous larva

Question 15

Dipterous insect larvae belongs to what type of larva

Answer 15

Apodous larva

Question 16

In which types of pupa is the skin of the last larval stage may be cast off but head, legs, and wings are bound to the body by molting fluid

Answer 16

Obtectate pupa

Question 17

This is a type of female insects in which the female reproduces without the need to be fertilized by males such as silkworm

Answer 17

Parthenogenetic

Question 18

Describe oviparous or oviviparous

Answer 18

It is a female insect that lays eggs with fully developed larva

Question 19

What is the difference between viviparous and pupiparous?

Answer 19

Viviparous deposits fully developed larva but pupiparous deposits pupa or larva that transform to pupa in few hours

Question 20

The foregot or stomadeum of the digestive system is composed of what organs

Answer 20

Mouth, pharynx, esophagus, crop, and gizzard or preventriculus

Question 21

The hindgut of the digestive system is composed of what organs

Answer 21

Colon
Rectum
Anus
Malpighian tubules

Question 22

These are the openings on the tracheal tubes that are on the each side of thoracic and abdominal segments

Answer 22

Spiracles or stigmata

Question 23

Most female insects have a storage sack for sperms or called as?

Answer 23

Spermatheca

Question 24

Give the types of larva

Answer 24

Apodous
Oligapod
Polypod

Question 25

In this type of larva the whole body is enclosed in the last larval skin and insect inside cannot be seen

Answer 25

Coarctate

Question 26

In a coarctate pupa, the covering is called as?

Answer 26

Puparium