1. Chenopodium oil destroys:

2. Male mosquitoes usually feed on

3. Water-Vascular system is found in

4. Periplaneta belongs to which phylum?

5. Which of the following is a pseudocoelomate?

6. ______ are devoid of respiratory, excretory and circulatory organs.

7.  Which class has the largest number of animals?

8. Which one of the following phylum is characterized by absence of true coelom?

9. In Ascaris tufted epithelium occurs in

10. Which kind of symmetry occurs in sea anemone?

11.  Which of the following characters is not typical to class Mammalia?

12. Bed Bugs contribute to the spread of

13. One of the following is a very unique feature of the mammalian body:

14. Which one of the following is NOT a characteristic of phylum Annelida?

15. Two common characters found in centipede, cockroach and crab are:

16. Order Rhynchocephalia consists of

17. Radial symmetry is found in

18. Phylum that doesnt have a true coelom is

19. Fluke infections are diseases of the _______ in humans.

20. Number of excretory pores in Ascaris is-