The line joining the points having the same elevation above the datum surface, is called a -

[Dnyan Deshmukh]

The line joining the points having the same elevation above the datum surface, is called a -

(a) contour surface

(b) contour line

(c) contour interval

(d) contour gradient.

The correct Answer Is
(b) contour line

 

[ABDULKHAKI]

(b)