Property Share

We are father , mother and three sons and got married Elder son has two kids - 10yrs boy & 6years boy Second son has two kids - 6years boy & 2 years Boy Third son is married & has no kids We bought 3 acres land and registered 2 acres in Mothers name and 1 acre in Father name. Qns:- 1) In future , how the property distributed among ? 2) Any option from parents to show their will to make property belongs one or other 3) If only son brought the land registered in parents name in respect to them .Does the share goes to all ? ..how to make a big share to actual contributor and less share to others 4) If father wants to sell the property on need ..what is the right to him ..any son can object ? 5) If mother wants to sell the property on need ..what is the right to her ..any son or father can object ? Thanks for your great answering in advance ..please answer me Qn wise to understand and can provide detail after wards.. Sorry to ask like this for my poor financial understanding. - Ram