CLASS XI LIST OF INVESTIGATORY PROJECT

List of 20 investigatory project ideas for Class XI based on the NCERT syllabus:

1. Study of the Effect of Different Fertilizers on Plant Growth

2. Analysis of the Water Quality from Local Water Bodies

3. Study of the Antimicrobial Properties of Various Plant Extracts

4. Impact of pH on the Germination of Seeds

5. Role of Yeast in Fermentation and its Commercial Applications

6. Study of Pollution Levels in Air Using Bioindicators like Lichens

7. Comparative Study of Different Types of Soils and Their Water Retention Capacities

8. Investigating the Effect of Temperature on Enzyme Activity

9. Study of Biodegradation of Domestic Waste Using Earthworms (Vermicomposting)

10. Analysis of the Effect of Light Intensity on the Rate of Photosynthesis

11. Testing the Presence of in Food Items

12. Comparative Study of Various Biodegradable and Non-Biodegradable Plastics

13. Effect of Music or Sound Vibrations on Plant Growth

14. Study of the Blood Groups and Their Distribution in a Population Sample

15. Investigating the Effect of Sugar Substitutes on Yeast Respiration

16. Study of Microorganisms in Curd and Their Role in Curd Formation

17. Analysis of the Vitamin C Content in Different Fruits and Vegetables

18. Impact of Mobile Phone Radiation on Seed Germination

19. Extraction and Study of Natural Dyes from Plant Sources

20. Survey and Study of Medicinal Plants in a Local Area

Enzyme -chemical composition

 

Life cycles of plantae kingdom

 

Fluid mosaic model

 

63 most important topics ...must prepared for XII (Biology) 2024-25

 1.   Polymerase chain reaction 

(Full process) 

2. Human Genome project.

3. Gel Electrophoresis process.

4. Humulin formation process with diagram.(pro insulin to insulin)

5. DNA fingerprinting process. 

6. SCID and ADA deficiency  treatment of a girl.

7. CANCER 

8. AIDS and Plasmodium life cycle. 

9. Post transcriptional modifications.

10. PBr 322 vector.

11. Insertional inactivation (Beta galactosidase)

12. Chromosomal theory of inheritance .

13. RNA interference mechanism.

14. Down,klinefelter and turner syndrome .

15. Lac operon.(with diagram)

16. Sewage treatment plant.(process)

17. Bio active molecules, enzymes functions ( Microbes in human welfare)

18. Biofertilisers.

19. Bio control agents.

20. Biogas plant.

21. Replication,transcription and translation process in detail 

22. Genetic code.

23. Transgenic animals and plants examples.

24. Bt cotton mechanism.

25. Logistic and exponential Growth curve and equation.

26. Species Area relationship and graph.

27. Decomposition factors.

28. In situ and Ex situ conservation with examples

29. Human diseases pathogens and symptoms.

30. Immunity and types in detail

31. Spermatogenesis and Oogenesis

32. Types of biodiversity and causes of its loss ( Evil Quartet) 

33. Pyramids of Ecosystem

34. Pyramids of Population

35. Pyramids of natural selection

36. Mono hybrid,di hybrid,incomplete dominance,pleiotropy,codominance ,test cross,back cross.Multiple allelism,polygenic inheritance with examples.

37. Theories of evolution (Lamarck, Darwin’s ,hugo de vries)

38. Hershey's chase experiment.

39. Meselson and stahl experiment.

40. Griffith experiment.

41. Drosophila and morgan experiment. (Linkage and recombination)

42. Charging of t RNA. Before translation.

43. Enzymes of biotechnology (functions ).

44.BOD,COD,bioreactors(types) 

45. Contraceptive methods(all)

46. Male and female reproductive system.

47. Primary and secondary lymphoid organs.

48. Structure of Antibody molecule.

49. Examples of...mutualism,co extinction,predation, parasitism, Sexual deceit etc

50. Miller urey experiment.

51. Polyembryony and Apomixis.

52. Assisted reproductive technologies.(all)

53. Rice Genome project.

54. Pedigree chart  analysis

55. Structure of DNA in detail. (Chargaff rule)

56. Convergent and divergent evolution .

57. Homologous and analogous organs with examples.

58. Darwin's finches and 

Australian marsupials (Examples of Adaptive radiation)

59. Hardy Weinberg equilibrium 

60. Genetic drift, Gene flow, types of mutations. (Frame shift and point) 

61. Stem cell technology.

62.Types of pollination with examples

63 Gene Gun,biolistic, electroporation, etc of how to make cells competent for DNA entry.

Important topics #Biology 23-24

 

Minimum level of learning class xii (2023-24)

 

Excretory products

 

Cardiac cycle