In honey bees, when the larvae are fed on regular diet of pollen and honey, which cast is produced:
A.Queen
B.Drones
C.Workers
D.All of the above
Category: Agriculture Entomology Mcqs
DDT is toxic to insect pests by:
A.Contact
B.Ingestion
C.Both (a) and (b)
D.Inhalation
Amongst the following insects which one is monophagous?
A.Spodoptera litura
B.Spilosoma oblicua
C.Bombyx mori
D.Bemicia tabaci
In grasshopper, the number of spiracles is:
A.8 pairs
B.10 pairs
C.6 pairs
D.12 pairs
Giving complete coverage to one-hectare crop more than 250 liters of liquid is called:
A.Low volume spray
B.Very low volume spray
C.Medium volume spray
D.High volume spray
Heart, muscles and aorta are derived from:
A.Ectoderm
B.Mesoderm
C.Endoderm
D.All of the above
Which one of the following sprayers would require the lowest volume of spray solution to cover a hectare of rice crop?
A.Power sprayer
B.Foot sprayer
C.Knapsack sprayer
D.Hand sprayer
In siphoning type of mouth parts proboscis is composed of:
A.Galeae
B.Lacinia
C.Mentum
D.Labial palp
In organophosphate insecticide poisoning the muscarinic effects result in:
A.Anorexia
B.Nausea
C.Bradycardia
D.All of the above
In binomial nomenclature different classes possessing common characters are indluded in a/an:
A.Sub class
B.Order
C.Super class
D.Phylum
