Important agriculture Entomology mcqs online test for jobs test preparation in Agriculture department of Pakistan.
Entomology MCQs Online Test MCQs
Fly larvae (maggots) move away from a bright source of light. This is an example of a
A. Taxis
B. Reflex (involuntary movement)
C. Kinesis
D. Transverse orientation (Keeping a fix angle on a distance)
An ommatidium is best defined as a: ______?
A. Subdivision of the ventral nerve cord
B. Functional unit of the compound eye
C. Mechanoreceptor used for proprioception
D. Ventral lobe of the insect’s brain
Jassid, Aphid and bugs have ______?
A. Rasping
B. Siphoning type
C. Sponging type
D. Piecing sucking type
Hymenoptera are almost ______ long.
A. 0.02 mm
B. 0.2 mm
C. 0.03 mm
D. 0.3 mm
The ventral tube on the first abdominal segment of a springtail:
A. Costa
B. Collophore
C. Embolium
D. Ectoparasitoid
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
Type of reproduction in which two or more individuals are produced from a single egg ______?
A. Viviparity
B. Polyembryony
C. Paedogenesis
D. Parthenogenesis
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
The use of all possible control strategies to manage the pest population below economic injury level is called:_______?
A. Pest outbreak
B. Pest resugrgence
C. IPC
D. IPM
All the practices used to control the pest population with in certain limit are called ______?
A. Chemical control
B. Natural control
C. Artificial control
D. Impossible to control
Cotton bollworms, sugarcane borers are _____?
A. Key pest
B. Secondary pest
C. Major pest
D. I do not agree with above statement
Desert locust is ______?
A. Key pest
B. Potential pest
C. Occasional pest
D. None of the above
