The rocks formed from molten magma, are called

Pick up the correct statement from the following:

For lime concrete,

Duco paints are

The cracks which extend from bark towards the sap wood in the cross section of a tree, are called

The initial setting time of hydraulic lime, is

The plastics made from cellulose resin

A rock contains only one mineral. It is called

Which one of the following is an air binding material ?