Fore-gut is lined internally by:
A.Peritrophic membrane
B.Epithelial membrane
C.Intima
D.Taenidia
Category: Agriculture Entomology Mcqs
In physiological considerations the resistance to in insecticides may be developed due to:
A.Conversion of toxicant to non-toxic metabolites
B.Excretion of toxicant
C.Storage of the toxicant
D.All of the above
A better of pect management depends upon:
A.The use of resistant variety
B.Interlacing the known control methods
C.Proper agronomic practices
D.Use of pesticides
By the introduction of chlorine in 3 position of methyl parathion aromatic radical, the insecticide obtained is:
A.Ethyl parathion
B.Malathion
C.Chlorthion
D.Fenitrothion
Cane killing weed (Striga sp.) in sugarcane is:
A.A wed
B.A pest
C.A disease
D.None of these
Directorate of Plant Protection, Quarantine and Storage started in:
A.1940
B.1946
C.1950
D.1952
Cut worm is a pest of:
A.Arhar
B.Cowpes
C.Maize
D.Gram
In which order females have no pupal stage but males have:
A.Mellophaga
B.Strepsiptera
C.Epemeroptera
D.Dictyoptera
Which type of special reproduction is found in aphid?
A.Polyembryong
B.Paedogenesis
C.Parthenogenesis
D.Viviparity
Indiscriminate use of pesticides and cultivation of high yielding crop varieties often leads to:
A.A minor disease or insect pest problem becoming serious threat
B.Destruction of natural enemies of pests
C.Appearance of pesticides resistant pest strains
D.All of the above
