In a rock calcium carbonate predominates. State whether it is :

Wrought iron is manufactured from pig iron by

Pick up the correct statement from the following:

Teak wood is suitable for

The slag which floats on the surface of the molten iron generally contains

If water required for 1 bag of cement is 30 litres, the water cement ratio is :

Pick up the most favourable condition for the rapid growth of fungus for dry rot from the following:

Pick up the correct statement from the following:

For lime concrete,