There are many things you can do after 12th if you are a science student and do not want to study physics and chemistry. Here are a few suggestions:

• Pursue a career in business. There are many different business degrees available, such as Bachelor of Business Administration (BBA), Bachelor of Business Studies (BBS), and Bachelor of Commerce (BCom). These degrees can lead to a variety of careers in business, such as accounting, marketing, finance, and human resources.
• Study a humanities or social science degree. There are many different humanities and social science degrees available, such as history, English, political science, and sociology. These degrees can lead to a variety of careers in teaching, research, government, and non-profit organizations.
• Get a trade or technical degree. Trade and technical degrees can lead to well-paying jobs in a variety of fields, such as construction, manufacturing, and healthcare.
• Start your own business. If you have a great idea for a business, you can start your own business. This can be a great way to be your own boss and make a living doing something you love.

No matter what you decide to do, it is important to do your research and find a career that is right for you. There are many resources available to help you make this decision, such as career counselors, online resources, and books.

Here are some additional details about the options mentioned above:

• Business degrees: Business degrees are a great option for students who are interested in a career in business. These degrees typically cover topics such as accounting, marketing, finance, and human resources. Business graduates can find jobs in a variety of industries, including finance, insurance, healthcare, and manufacturing.
• Humanities and social science degrees: Humanities and social science degrees are a great option for students who are interested in a career in teaching, research, government, or non-profit organizations. These degrees typically cover topics such as history, English, political science, and sociology. Humanities and social science graduates can find jobs in a variety of settings, including schools, universities, government agencies, and non-profit organizations.
• Trade and technical degrees: Trade and technical degrees are a great option for students who are interested in a hands-on career. These degrees typically cover topics such as welding, plumbing, and electrical work. Trade and technical graduates can find jobs in a variety of industries, including construction, manufacturing, and healthcare.
• Starting your own business: Starting your own business is a great option for students who are entrepreneurial and have a great idea for a business. There are many resources available to help you start your own business, such as the Small Business Administration (SBA).

I hope this helps!