If you pick up plan with premium payment term of 15 years, you will pay premium for 15 years while you will get life cover for 21 years. (personalfinanceplan.in)
Even such plan was providing survival benefit after premium payment term and continues till the maturity i.e. whole life of life insured. (myinvestmentideas.com)
Policy termination or Surrender Benefits: On completion of 1 year of premium payment, a surrender value gets enabled in the plan with premium payment term less than 10 years. (policybazaar.com)