- (A) Tracing paper method
- (B) Bessels method
- (C) Lehman’s method
- (D) all of the above
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- (A) forests
- (B) urban areas
- (C) hilly areas
- (D) plains
- (A) hypsometry
- (B) barometric levelling
- (C) spirit levelling
- (D) trigonometrical levelling
- (A) steep slope
- (B) gentle slope
- (C) uniform slope
- (D) plane surface
- (A) depression
- (B) hillock
- (C) plain surface
- (D) none of the above
- (A) a quick method
- (B) adopted for large surveys only
- (C) most accurate method
- (D) suitable for hilly terrains
- (A) direct method
- (B) square method
- (C) cross-sections method
- (D) tacheometric method
- (A) ranging
- (B) centring
- (C) horizontal control
- (D) vertical control
- (A) A contour is not necessarily a closed curve
- (B) A contour represents a ridge line if the concave side of lower value con¬tour lies towards the higher value contour
- (C) Two contours of different elevations do not cross each other except in case of an overhanging cliff
- (D) All of the above statements are correct
- (A) contour line
- (B) horizontal equivalent
- (C) contour interval
- (D) contour gradient
