Question

while preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory the concentrated sulphuric acid is added slowly to water with constant steering

Answer 1

Yes
Because concentrated Sulphuric acid is heavied than water so it can settle down , To prevent this settling a constant stirring is required.

Answer 2

while preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory the concentrated sulphuric acid is added slowly to water with constant steering because it needs to be steer properly so that the impurities do not settle in the bottom of the container.
Hope it helps you!!!!!