class 12th Biology Half Yearly Exam 2025 Answer

class 12th Biology Half Yearly Exam 2025 Answer

class 12th Biology Half Yearly Exam 2025 Answer

objective question Answer Key 100% sahi sahi 

  1. A
  2. B
  3. D
  4. A
  5. C
  6. D
  7. B
  8. B
  9. A
  10. C
11. A

12. C

13. A

14. B

15. D

16. B

17. B

18. A

19. D

20. C

21. D

22. B

23. C

24. D

25. C

26. D

27. B

28. C

29. D

30.

31. A

32. C

33. D

34. C

35. B

36. A

37. A

38. C

39. D

40. A

41. A

42. B

43. D

44. D

45. C

46. C

47. D

48. C

49. A

50. D

51. C

52. C

53. D

54. C

55. B

56. A

57. C

58. C

59. D

60. A

61. C

62. D

63. A

64. C

65. D

66. D

67. C

68. C

69. D

70. C

71. C

72. A

73 . C

74. A

75. C

76. D

77. A

78. C

79. C

80. A

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Answer Key all subjectiveDownload 

📅 Exam Schedule

👦 Classes 1 to 8

🧑 Classes 9 and 10

🧑‍🎓 Classes 11 and 12

  • Conducted by Bihar School Examination Board (BSEB) from September 19–27, 2025, in two shifts (Morning: 09:30 – 12:45, Afternoon: 14:00 – 17:15), including 15 minutes reading time Careers360 Schools+2Careers360 Schools+2


📄 Access to Question Papers & Answer Keys

11 Half-Yearly (2025-26)

  • Papers and answer keys are being made available on educational portals such as Careers360. Subjects include Physics, Chemistry, Maths, Biology, English, Hindi, History, Economics and more Careers360 Schools

Class 12 Half-Yearly (2025-26)

  • Online access to downloadable PDFs of question papers and answer keys for Arts, Science, and Commerce streams will be provided once released Careers360 Schools

Class 12 Physics (Example)

  • Partial answer key for September 19 Physics paper (MCQ section) is already published (sample multiple-choice answers available) Careers360 Schools

Class 12 Full Paper PDFs

  • Some third-party sites (e.g. Jagran Josh) list downloadable PDFs of Class 12 half-yearly papers and keys for various subjects Jagranjosh.com+1


✅ How to Download

  1. Visit official BSEB resources or trusted education portals (Careers360, Jagran Josh).

  2. Locate the Bihar Board Class 11 / Class 12 Half-Yearly Question Paper 2025 sections.

  3. Click on subject-wise links to download PDFs of question papers and answer keys.

  4. Check MCQ and subjective answer key PDFs to self-assess or compare your answers.


📋 Summary Table

ClassExam DatesQuestion Papers & Answer Keys
1–8Sept 14–18, 2025SCERT-provided at schools
9–10Sept 24–26, 2025Available via schools / board
11Sept 19–27, 2025PDF downloads (Careers360, etc.)
12Sept 19–27, 2025PDF downloads (multiple platforms)

🔎 Example for Class 12 Physics

The answer key for the Class 12 Physics half-yearly paper held on September 19, 2025 is already available — primarily for MCQ section (with answers like 1-B, 2-B, 3-C… 70-70) Careers360 Schools. Full downloadable PDF answer keys across subjects are expected soon.


📌 Key Points to Note

  • The exams were held earlier this month (September 2025), not in late 2024 or 2026.

  • Official downloads usually follow immediately after each exam’s completion—check educational portals regularly.

  • Use the most trusted sources: BSEB official site, SCERT notices, and reputed educational websites.

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