Hey Nishant.
The eligibility criteria for CLAT 2019 says that you should have passed Senior Secondary School Examination/ 12th Board Examination from any recognised educational institution and secured atleasr 45 % marks(40% for reserved category).
As you have not passed any 12th board/ Senior secondary school examination, you don't seem to be eligible for CLAT.
You can use the link below to read more about the eligiblity criteria.
https://www.google.co.in/amp/s/law.careers360.com/articles/clat-eligibility-criteria%3famp
Best of luck!
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