Question

what do u mean by doctrine of lapse?...and the meaning of heirs...(give cmplete ansr or u will be reported)

Answer 1

....hey user here's your answer ....it was a Policy under the ruler ship of governor general Lord Dalhousie ....according to which lapse the former governer general of India. Any state in India which was not having any male heir, would be handed over to the East India Company. And even adopted male child was not allowed for coronation. 
heir means son ...or the one who will take the king ship after the king .....hope helps ...uh