The amount of surface occupied by an object is called its :

1. volume
2. area
3. mass
4. length

A metre ruler is graduated in :

1. m
2. cm
3. mm
4. km

Out of the following which one unit does not belong to S.I.?

1. Metre
2. Pound
3. Second
4. Kilogram

1 square yard is equal to :

1. 1 yard x 1 yard
2. 1 yard × 1 square ft
3. 1 yard × 1 acre
4. none of these