Rithika, there are certain eligibility criteria that you need to fulfil for being eligible for Indian Army B.Sc Nursing course. Apart from other criteria that you should be an Indian Citizen and you should be either single/unmarried/divorced, there is an age criteria as well that you need to fulfil. You should be between 18-24 years. So if you will be in this age bracket by 2021, you can apply next year as well. For more information on eligibility criteria, please visit our page at: https://medicine.careers360.com/exams/indian-army-bsc-nursing

Yes, there are many chances . You have two years in your hand for preparation so you can easily prepare for it. So go for it and don't miss the chance which you have.