Is it possible to get admission in engineering degree course without passing 12th grade examination??

Yes you can get admission in engineering degree course through lateral entry without passing 12th grade examination , for admission in engineering you have to pass a three year diploma course in engineering stream with good marks.

B tech lateral entry eligibility :
You have to passed a three year diploma course in engineering stream from a well recognized institution . you must obtained a minimum 70% marks in diploma course .
For admission you have to pass an entrance examination organized by college administration.

B tech lateral entry colleges list :
Panimalar Engineering College
Vinayaka Mission University
SRM University
IES College of Technology
Thapar University
Galgotia College of Engineering and Technology
Dr BC Roy Engineering College
Vellore Institute Of technology
IP University, Delhi
College of Engineering, Anna University
Lovely Professional University
Harcourt Butler Technological Institute
Motilal Nehru National Inst. of Technology
College of Engineering
Bengal Engg and Science University, Shibpur
Mumbai University Inst. of Chemical Tech
College of Engg, Andhra University, Waltair
Bengal Engg and Science University, Shibpur
Netaji Subhas Institute of Technology