Assign Bio XI 2.3

Chapter 7. Structural Organisation In Animals
1. Define tissue.
2. What are the various types of epithelial tissues? Describe them with the help of diagrams.
3 .What are the various types of cell junctions found in epithelium & other tissues?
4. Differentiate the exocrine & endocrine glands.
5. Explain the various types of connective tissues and their location in the animal body.
6. Describe the different types of muscle fibres.
7. Describe the structure of nerve cell with the help of labeled diagram.
8. In which segments the following openings are located in earthworm
    a. spermatheca  b.clitellum.  c.male genital pore  d.female genital pore
9. Draw well labeled diagrams of earth worm showing
     a. Digestive system b,Circulatory system  c.Excretory system d.Reproductive system
10. Explain the digestive system of earth worm in detail.
11. Explain the circulatory system of earth worm in detail.
12. Explain the excretory system of earth worm in detail.
13. Explain the reproductive system of earth worm in detail.
14. Explain the external features of cockroach with the help of diagram.
15. How can you say that cockroach exhibits sexual dimorphism.?
16. Draw labeled diagram that shows mouth parts of cockroach.
17. Explain the digestive system of cockroach with the help of  labeled diagram.
18. Explain the male & female reproductive system of cockroaches with the help of neat
       labeled diagrams.
19. Explain the digestive system of frog with the help of neat labeled diagram.
20..Define aestivation & hibernation.
21. Expain vascular system & excretory system in frog.
22. Describe the male & female reproductive system of frog with the help of labelled  
       diagram.