Contour Lines and Actual Shapes

Q. _______is a surveyor’s mark, cut on a rock, stone, wall or a building showing the height of that mark above sea level.

1. Benchmark
2. Contour
3. Form lines
4. Depressions

Q. What does the triangle with number in the following image indicate?

1. This represents the height of this area as calculated using trigonometry.
2. This represents the height of this area as calculated using probability.
3. This represents the depth of this area as calculated using trigonometry.
4. This represents the depth of this area as calculated using probability.

Q.
Identify the contour feature represented here.

[1 mark]

1. A conical hill
2. A plateau
3. A cliff
4. A ridge

Q. Image 1



Image 2

Ram says that the first image represents ridge and the second Image represents a hill. Deepa says that the first Image represents a hill and the second Image represents a creek. Who do you think is right?

1. Deepa is right.
2. Ram is right.
3. Both are right.
4. Both are wrong.

Q. Triangulated height represents the height of an area, as calculated using .

1. geometry
2. trigonometry
3. algebra
4. statistics

Q. Benchmark is the height of a place marked on a stone pillar, rock or shown on a building as a temporary reference.

1. True
2. False

Q.
What does the above image represent?

1. Spur
2. Creek
3. Ridge
4. Hill