71. The representation of general topography of a very flat terrain is possible only
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72. Contour interval, within the limits of a map
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73. The direction of steepest slope on a contour, is
Solution: Not available. Please sign up to discuss it in grabSTUDY forum.
74. Straight, parallel and widely spaced contours represent
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75. Two contour lines, having the same elevation
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76. Contours a different elevations may cross each other only in the case of
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77. Closed contours of decreasing values towards their centre, represent
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