Surveying
Pick up the incorrect statement from the following. The angular distance of heavenly bodies on observer's meridian measured from the pole, is

Polar distance
Co-latitude
Co-declination
Co-altitude

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Surveying
Theodolite is an instrument used for

tightening the capstan-headed nuts of level tube
measurement of horizontal angles only
measurement of vertical angles only
measurement of both horizontal and vertical angles

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Surveying
The rise and fall method

is less accurate than height of instrument method
provides a check on the reduction of intermediate point levels
is not suitable for levelling with tilting levels
quicker and less tedious for large number of intermediate sights

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