A. Costa
B. Collophore
C. Embolium
D. Ectoparasitoid
Entomology
Parthenogenetic reproduction in which both male and female offspring are produced from unfertilized eggs:
A. Amphitoky
B. Anholocyclic
C. Ambulacrum
D. None of the above
A tail, including the tail-like structure of an aphid:…….?
A. Cenchri
B. Annulate
C. Apical
D. Cauda
The arrangement (disposition and number) of bristles or setae on the body and appendages – of particular importance in the classification of Diptera and mites:
A. Chaetotaxy
B. Chela
C. Chitin
D. Both b & c
Insect body divided into external grooves called Sutures………..?
A. Sutures
B. Somites
C. Sclerite
D. Acron
Lac is produced by:………..?
A. Males insect only
B. Females insect only
C. More by females than males
D. More by males than females
Which one of the following produces silk?
A. Dysdercus koenigi
B. Bombyx mori
C. Both a & b
D. None of the above
Gurdaspur borer is a pest of………?
A. Rice
B. Sugarcane
C. Wheat
D. Cotton
Mouthparts of Sugarcane pyrilla are:………..?
A. Chewing
B. Siphoning
C. Biting
D. Sucking
Propagation and release of sterile incompatible individuals is done in pest population is called:…………?
A. Chemical control
B. Genetic control
C. both A & B
D. None of these