Appropriate ’Planning Area’ is declared under which of the following sections of the T. N. T. & C.P. Act, 1971?

The small trading plants which cover the ground beneath shrubs & trees are

The result of the total mass of a plant or its outline against the sky is described with the term

Emphasis on water conservation and the use of plants that hare low water requirements have led to a type of design called

The first widely used flush toilet was Invented in the year