Chapters of Class 12th not connected with Class 11th topics are as follows:

1. Microbes in Human Welfare:
This chapter deals with the study of the role of microbes in various fields such as agriculture, medicine, and industrial processes. It is not related to any topic taught in Class 11th.

2. Biotechnology: Principles and Processes:
This chapter deals with the principles and processes involved in the field of biotechnology. It includes topics such as genetic engineering, recombinant DNA technology, and bioreactors. It is not related to any topic taught in Class 11th.

3. Organisms and Populations:
This chapter deals with the study of organisms and their interactions with each other and the environment. It includes topics such as population growth, population interactions, and community ecology. It is not related to any topic taught in Class 11th.

4. Ecosystem:
This chapter deals with the study of the interactions between living organisms and the environment in which they live. It includes topics such as energy flow, nutrient cycling, and ecological succession. It is not related to any topic taught in Class 11th.

5. Biodiversity and Conservation:
This chapter deals with the study of the diversity of life on Earth and the conservation of this diversity. It includes topics such as biodiversity hotspots, endangered species, and conservation strategies. It is not related to any topic taught in Class 11th.

6. Human Reproduction:
This chapter deals with the study of the reproductive system in humans. It includes topics such as the male and female reproductive systems, fertilization, and reproductive health. It is not related to any topic taught in Class 11th.

7. Reproductive Health:
This chapter deals with the study of reproductive health and the measures taken to ensure it. It includes topics such as contraception, sexually transmitted infections, and infertility. It is not related to any topic taught in Class 11th.

In conclusion, these chapters in Class 12th are not related to any topic taught in Class 11th and they provide a deeper understanding of various aspects of biology.

Geometrical optics, modern physics, semiconductor, but I think u can do all chapters with few application of 11th.