You will have to submit the application along with all the documents. The lending institution will first verify your basic eligibility for the amount of loan applied for. It will then call you for an interview. The loan will be sanction after that provided the lender is convinced of your repayment capacity. Generally, the property being bought itself is mortgaged to the lender as security.
Some lenders also ask for fixed deposit receipts or shares as additional security.
However, normally, the security of the property is sufficient. Most lending institutions ask for one or two guarantors. However, the condition is being relaxed as the competition in the market is getting tougher. Some institutions do not ask for guarantors for most categories of borrowers. The eligibility conditions and terms and conditions may vary.