Hamad Entomology 07/05/2021 A. Major pest B. Key pest C. Minor pest D. Secondary pest Related Mcqs: The young ones of exopteryotes butt aquatic in habit is?A. Naiad B. Nymph C. Larva D. Adult... It is a nitrogenous polysaccharides which are more than 50% of substance of cuticle is called___________________?A. Sclerotion B. Resilin C. Chitin D. Cuticulin... An egg parasitoid of lepidopterous insects is______________________?A. Trichogramma sp B. Apanteles sp C. water joint beetle D. Ichneumon... Which hormone cause moulting in insect_________________?A. Ecdysone B. Juvenile C. Activation hormone D. None of the above... The collective action of environmental factors that maintain numbers of pest population with in certain limit over a time is called_______________?A. Artificial control B. Natural control C. Cultural control D. Physical control...
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