A. Crepuscular insects
B. Nocturnal insects
C. Diurnal insects
D. None of the above
A. Diurnal insects
B. Nocturnal insects
C. Crepuscular insects
D. None of the above
A. Eggs
B. Young ones
C. Nymph
D. None of the above
A. Helicoverpa armigera
B. Ants
C. Green lacewing
D. Pectinophora gossypiella (k bollworm)
A. Aestivation
B. Starvation
C. Dormancy
D. Non of the above
A. 1226
B. 1227
C. 1229
D. None of these
In August 1227, during the fall of Yinchuan, Genghis Khan died. The exact cause of his death remains a mystery, and is variously attributed to being killed in action by Western Xia, falling from his horse, illness, or wounds sustained in hunting or battle.
A. Frontal margin
B. Outer margin
C. Hinder margin
D. Inner margin
A. Rasg
B. Siphoning type
C. Sponging type
D. Piecing sucking type
A. Sponging type
B. Siphoning type
C. Rasg type
D. Piecing sucking type
A. Capitate
B. Clavate
C. Geniculate
D. Flabellate