Surveying in Civil Engineering Please enter your mail id before submitting to get the correct answers on your mail.1. Survey performed to explore site conditions and availability of infrastructures is calledReconnaissance surveyPreliminary surveyLocation surveyControl surveying2. The first reading taken on a bench mark with levelling staff inverted is entered in the field book as+ve fore sight—ve back sight—ve fore sight+ve back sight3. Closed contours with higher value inwards representsDepressionPlain surfaceHillockNone4. Closed contours with higher value Outwards representsDepressionPlain surfaceHillockNone5. Survey performed to prepare a plan or map of a region which includes natural as well as and man-made features including elevation is known asTopographic surveyControl surveyingLand surveyingEngineering survey6. In a whole circle bearing system, S250 15' E corresponds to 115º 15'205º 15'154º 45'334º 15'7. In a well-conditioned triangle, no angle should be less than30º50º40º60º8. All survey work follows a simple four-step procedure: Select the correct orderPlanning> Collecting Measurements> Processing Measurements> Drawing UpPlanning> Collecting Measurements> Drawing Up> Processing MeasurementsPlanning> Processing Measurements> Collecting Measurements> Drawing UpCollecting Measurements>Planning> Processing Measurements> Drawing Up9. If the staff is not held vertically at a levelling station, the reduced level calculated from the observation would beLess than true RLTrue RLMore than true RLNone of the above10. The basic principle of surveying is to be able to work out the position of a point from some other point or points, positioning from the known features to the unknown ones.TrueFalseBe sure to click Submit Quiz to see your results!Please enter your mail id to get the correct answers on your mail. (We don't misuse or display your mail id to anyone) Name Email Time is Up!