Hello Suma,

KEAM is conducted b the Kerala state authorities for admissions to courses offered by various colleges of Kerala.

As for your question, you cannot reupload the NCL certificate as the correction window for KEAM application form was from March 5-7 and no corrections or changes can be made in the application form after March 7.

For more information, follow the below link:

Https://engineering.careers360.com/articles/keam