This document appears to be lecture notes from MD. Kawsar Ali Hawlader on biology for class XI. It discusses various topics related to chapter 1, including the definition of taxonomy, examples of observations of different fish species, and explanations of the classifications of vertebrates and sarcopterygii. Diagrams and exercises for students are also included.

1. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”
শুভেচ্ছা পরিচয় প্রেষণা রিখনফল মূলপাঠ দলীয় কাজ মূলযায়ন বারিিকাজ বাণী ধনযবাদ

2. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

3. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”
অধযায়-০১

4. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

5. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

6. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

7. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

8. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

9. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

10. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

11. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

12. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

13. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

14. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”
অস্থি

15. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”
সাইক্লয়েডগ্যানয়েড টিনয়েড

16. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

17. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

18. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

19. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

20. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

21. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

22. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

23. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

24. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

25. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

26. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

27. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

28. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

29. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

30. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”
বায়ুথলি

31. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

32. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

33. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

34. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”
মধ্যচ্ছদা

35. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

36. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”
ক গ্রুপ নমুনা দুটি পর্যভবক্ষণ কভিউক্তপভবযি ২টি কভিসনাক্তকািীববরিষ্ট্যরলখ।
খ গ্রুপ নমুনা দুটি পর্যভবক্ষণ কভিউক্তপভবযি ২টি কভি সনাক্তকািীববরিষ্ট্যরলখ।
গ্রুপ - ক গ্রুপ - খ

37. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”
ক।লাাং রফভিিববজ্ঞারনকনাম কী?
খ।Labeo rohita প্রকানধিভনি পুচ্ছপাখনাপ্রদখা র্ায়?
গ। লাাংরফিভকপ্রকন Sarcopterygii প্রেরণভেস্থানপ্রদয়া হভয়ভে ো বযাখযাকি।
ঘ।মানুষপ্রকন Vertebrata উপপভবযি অন্তেুয ক্ত বল ।

38. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”
মৎসয প্রগাষ্ঠীি আওোেূ ক্ত হওয়া সভেও উভেরখে োণীদুটিভক প্রকনরেন্ন
প্রেণীভেস্থান প্রদওয়া হভয়ভে-রবভেষণকি।
বালিরকাজ

39. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”

40. MD. KAWSAR ALI HAWLADER,LECTURER OF BIOLOGY, CLASS-XI, CHAPTER-1
Cambrian Education Group“Total Education For All”
শুভেচ্ছা পরিচয় প্রেষণা রিখনফল মূলপাঠ দলীয় কাজ মূলযায়ন বারিিকাজ বাণী ধনযবাদ