11. Which one of the following is the example of insect hormone?
12. The insect order which is capable of flying in both forward and backward direction is
13. The pest management should be done at
14. Which of the following pair is not correct
15. Total numbers of cephalic neuromeres are
16. Which is known as water moth?
17. Sexual trimorphism is seen in
18. In India the Bt cotton was released for commercial cultivation in year
19. Nemagel is a type of
20. The spotted boll worm is
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