Paste attested passport size photograph do

Take a recent passport photograph from a shop which will cost you 40/- (make sure you take the soft copy too in ur mail or pendrive for further use) Fix that photo ion the form and go to your school, take appointment from your principal and ask him to sign on the form, then ask him to ask his coordinates to apply a seal over the signature

20 copies of self attested passport size photographs means that you put your name and (address in very small writing on the face of the photograph) and affix your signatures in confirmation of your identity and appearance on the date of atteststion which too should be affixed.

Attestation is the process of certifying that a copy is a legitimate copy of the original. So, it is always a copy of a document that is attested. You need to take copies of all relevant documents, sign the copies, scan those copies and upload/attach the scanned copies to your online passport application.

Self attested photograph means you have to attest it yourself instead of a gazetted officer. Get the photo and after pasting it on the document or form put your signature in running hand partly on the base document and partly on the photo. That's all. Is MP bigger or MLA?