zoology 11th chapter4

14. What characteristics are used to identify the earthworms? 

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15. What are earthworm casts? 

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16. How do earthworms breathe? 

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17. Why do you call cockroach a pest? 

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18. Comment on the functions of alary muscles? 

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19. Name the visual units of the compound eyes of cockroach. 

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20. How does the male frog attracts the female for mating? 

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21. Write the types of respiration seen in frog. 

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22. Differentiate between peristomium and prostomium in earthworm. 

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23. Give the location of clitellum and spermathecal openings in Lampito mauritii. 

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24. Differentiate between tergum and a sternum. 

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25. Head of cockroach is called hypognathous. Why? 

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26. What are the components of blood in frog? 

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27. Draw a neat labeled diagram of the digestive system of frog. 

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28. Explain the male reproductive system of frog. 

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29. Explain the female reproductive system of frog. 

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30. Differentiate between male and female cockroach?

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