In field-book entries, the chain line is conventionally represented by a:
A
Horizontal curve
B
Circle
C
Central line
D
Dotted boundary
Question 50Single Answer
Reconnaissance in surveying is carried out:
A
After construction only
B
After final plotting only
C
Before detailed field measurements
D
During harvesting
Important Questions Package
RPSC AAE Exam Online Question Bank Package
Buy RPSC AAE Important Questions, MCQ, question answer in Hindi & English. It will help you to score high marks in RPSC AAE question bank 2026 in Online, PDF & Print study material.
+ Free Monthly Current Affairs, GK & more PDF Download
Sr.
Package Name
Amount
1.
RPSC Assistant Agriculture Engineer Exam - Hindi
Description : 1000 Question with Answer
₹101[₹500]
2.
RPSC Assistant Agriculture Engineer Exam - Hindi
Description : 2000 Question with Answer
₹151[₹500]
3.
RPSC Assistant Agriculture Engineer Exam - Hindi
Description : 3000 Question with Answer
₹181[₹500]
4.
RPSC Assistant Agriculture Engineer Exam - Hindi
Description : 3550 Question with Answer
₹201[₹500]
5.
RPSC Assistant Agriculture Engineer Exam - English
Description : 1000 Question with Answer
₹101[₹500]
6.
RPSC Assistant Agriculture Engineer Exam - English
Description : 2000 Question with Answer
₹151[₹500]
7.
RPSC Assistant Agriculture Engineer Exam - English
Description : 3000 Question with Answer
₹181[₹500]
8.
RPSC Assistant Agriculture Engineer Exam - English
Description : 3600 Question with Answer
₹201[₹500]
9.
RPSC Assistant Agriculture Engineer Exam - Hindi
Description : 1000 Question & Answer Download in PDF (Send by Email)
₹151[₹450]
10.
RPSC Assistant Agriculture Engineer Exam - English
Description : 1000 Question & Answer Download in PDF (Send by Email)
₹151[₹450]
11.
RPSC Assistant Agriculture Engineer Exam Question Bank Book - Hindi
Description : 1000 Question with Answer (Printed Material)
₹450[₹800]
12.
RPSC Assistant Agriculture Engineer Exam Question Bank Book - English
Description : 1000 Question with Answer (Printed Material)
₹390[₹600]
Concerned Subject
Question 51Single Answer
Levelling is the process of determining the:
A
Relative elevations of points
B
Soil pH
C
Magnetic bearing only
D
Horizontal angle only
Question 52Single Answer
The elevation of a point is usually determined with reference to a:
A
Magnetic meridian only
B
Chain line
C
Datum
D
Tie line
Question 53Single Answer
Mean sea level is commonly adopted as a:
A
Datum
B
Benchmark instrument
C
Survey station
D
Contour gradient
Question 54Single Answer
Reduced level represents the elevation of a point relative to an adopted:
A
Ranging rod
B
Datum
C
Chain
D
Compass box
Question 55Single Answer
The abbreviation RL in levelling stands for:
A
Reference Line
B
Ranging Length
C
Reduced Level
D
Relative Line
Question 56Single Answer
A point of known elevation used as a reference in levelling is called a:
A
Traverse station
B
Tie station
C
Main station
D
Benchmark
Question 57Single Answer
A benchmark established by a national surveying agency is generally known as a:
A
Arbitrary benchmark
B
Temporary benchmark
C
GTS benchmark
D
Fly point
Question 58Single Answer
A temporary benchmark is established mainly for:
A
Measuring horizontal angles
B
Permanent national mapping only
C
Measuring magnetic bearings
D
Short-duration survey work
Question 59Single Answer
An arbitrary benchmark has:
A
No elevation
B
An elevation fixed only at mean sea level
C
An assumed elevation
D
A magnetic bearing
Question 60Single Answer
A levelling staff is used to measure:
A
Vertical distances relative to the line of sight
B
Horizontal angles
C
Magnetic declination
D
Soil slope directly in percentage only
Question 61Single Answer
A dumpy level is primarily used for:
A
Determining differences in elevation
B
Measuring soil moisture
C
Measuring magnetic bearings
D
Measuring rainfall
Question 62Single Answer
The line joining the optical centre of the objective and the intersection of crosshairs is the:
A
Datum line
B
Vertical axis
C
Bubble axis
D
Line of collimation
Question 63Single Answer
When the bubble is centred, the bubble axis of a properly adjusted level should be:
A
Parallel to staff
B
Vertical
C
Inclined at 45°
D
Horizontal
Question 64Single Answer
A backsight is normally the first staff reading taken after:
A
Drawing contours
B
Closing the survey
C
Setting up the level
D
Calculating area
Question 65Single Answer
A foresight is generally the:
A
Reading on every intermediate point
B
First reading after setup
C
Last staff reading before shifting the instrument
D
Reading used only for compass surveys
Question 66Single Answer
An intermediate sight is a staff reading taken:
A
Only on benchmarks
B
Between backsight and foresight from the same setup
C
Only before backsight
D
Only after instrument shifting
Question 67Single Answer
A change point in levelling receives:
A
Both foresight and backsight readings
B
Only intermediate sight
C
Only foresight
D
Only backsight
Question 68Single Answer
A change point should preferably be selected on a:
A
Soft vegetation
B
Loose soil heap
C
Moving object
D
Firm and stable surface
Question 69Single Answer
The height of instrument method is also known as the:
A
Traversing method
B
Radiation method
C
Intersection method
D
Collimation method
Question 70Single Answer
The rise and fall method provides a check on:
A
Soil moisture
B
Consecutive elevations
C
Magnetic declination
D
Tape length only
Question 71Single Answer
In levelling, a rise occurs when the next point is:
A
At the same horizontal coordinate only
B
Lower than the preceding point
C
Higher than the preceding point
D
Beyond the benchmark
Question 72Single Answer
A fall occurs when the next point is:
A
On the same contour necessarily
B
Higher than the preceding point
C
At mean sea level only
D
Lower than the preceding point
Question 73Single Answer
The arithmetic check in levelling compares the difference between sums of backsights and foresights with the difference between:
A
Chain lengths
B
Horizontal distances
C
Bearings
D
Last and first reduced levels
Question 74Single Answer
Simple levelling is used when:
A
High precision geodetic work is required
B
Points are separated by a mountain
C
A long route is involved
D
Two points are visible from one instrument position
Question 75Single Answer
Differential levelling is useful when points are:
A
Only a few centimetres apart
B
At exactly the same position
C
Far apart or have considerable elevation difference
D
Underwater only
Question 76Single Answer
Fly levelling is mainly used to:
A
Determine field boundaries
B
Transfer a benchmark elevation rapidly
C
Measure magnetic bearings
D
Establish right angles
Question 77Single Answer
Check levelling is performed primarily to:
A
Measure crop height
B
Verify previous levelling work
C
Measure soil density
D
Locate field boundaries
Question 78Single Answer
Profile levelling is commonly carried out along:
A
Random crop rows only
B
A proposed road, canal or drain alignment
C
Property boundaries only
D
Circular fields only
Question 79Single Answer
Cross-section levelling determines elevations along lines:
A
Parallel to contours only
B
Perpendicular to the centre line
C
Parallel to the meridian
D
Along a single benchmark
Question 80Single Answer
Reciprocal levelling is particularly useful across:
A
Indoor rooms only
B
Small level plots only
C
Rivers or obstacles
D
Crop rows
Question 81Single Answer
Reciprocal levelling helps eliminate errors due to:
A
Collimation, curvature and refraction
B
Soil colour
C
Magnetic attraction only
D
Tape sag only
Question 82Single Answer
The curvature of the earth causes the level surface to:
A
Depart from a horizontal tangent line
B
Remain perfectly straight
C
Become vertical
D
Coincide with the magnetic meridian
Question 83Single Answer
Atmospheric refraction generally:
A
Partly counteracts curvature effect
B
Doubles curvature effect always
C
Has no influence on sighting
D
Eliminates all levelling errors
Question 84Single Answer
Parallax in a level occurs when:
A
Image and crosshairs are not in the same focal plane
B
Bubble is exactly centred
C
Staff is perfectly vertical
D
Instrument is properly focused
Question 85Single Answer
Parallax can be eliminated by proper:
A
Chaining
B
Focusing
C
Ranging
D
Contouring
Question 86Single Answer
The eyepiece is first focused against a:
A
Dark soil surface only
B
Bright background
C
Levelling staff only
D
Magnetic compass
Question 87Single Answer
The objective is focused to obtain a clear image of the:
A
Bubble only
B
Staff
C
Tripod
D
Foot screw
Question 88Single Answer
A staff reading is most reliable when the staff is held:
A
Parallel to the ground
B
Horizontal
C
At 45°
D
Vertical
Question 89Single Answer
Rocking the staff is a technique used to ensure:
A
Proper chain tension
B
Magnetic orientation
C
Accurate horizontal angle
D
Correct staff reading when verticality is uncertain
Question 90Single Answer
The minimum staff reading observed during rocking corresponds approximately to the:
A
Magnetic position
B
Maximum inclination
C
Horizontal position
D
Vertical position of staff
Question 91Single Answer
An auto level differs from a conventional level mainly because it has a:
A
Magnetic needle
B
Chain
C
Compensator
D
Plane table
Question 92Single Answer
The compensator in an automatic level helps establish a:
A
Magnetic meridian
B
Horizontal line of sight
C
Vertical contour
D
Baseline
Question 93Single Answer
Digital levels commonly read specially designed:
A
Ranging rods only
B
Wooden pegs
C
Magnetic needles
D
Bar-coded staffs
Question 94Single Answer
Precise levelling is used when:
A
Only field boundaries are required
B
Approximate pacing is sufficient
C
High accuracy in elevation is required
D
No benchmark exists
Question 95Single Answer
The tripod of a level provides:
A
Tape correction
B
A direct measure of elevation
C
Magnetic orientation
D
Stable support to the instrument
Question 96Single Answer
Foot screws on a level are used for:
A
Measuring magnetic declination
B
Measuring distance
C
Measuring soil depth
D
Levelling the instrument
Question 97Single Answer
The sensitivity of a bubble tube depends largely on its:
A
Radius of curvature
B
Colour
C
Length of tripod
D
Material of staff
Question 98Single Answer
A more sensitive bubble tube has a:
A
Smaller radius of curvature
B
Larger radius of curvature
C
Completely flat tube
D
Magnetic needle
Question 99Single Answer
The two-peg test is associated with checking:
A
Tape length
B
Collimation error of a level
C
Magnetic declination
D
Right-angle offsets
Question 100Single Answer
Balanced sights in levelling are desirable because they reduce the effect of:
A
Soil erosion
B
Collimation error
C
Magnetic declination
D
Chain sag
Question 101Single Answer
A contour line joins points having equal:
A
Horizontal distance
B
Elevation
C
Bearing
D
Soil moisture
Question 102Single Answer
Contour interval is the:
A
Vertical distance between consecutive contours
B
Horizontal distance between consecutive contours
C
Length of a contour
D
Gradient of a contour
Question 103Single Answer
Horizontal equivalent is the horizontal distance between:
A
Two magnetic meridians
B
Two benchmarks only
C
Two successive contour lines
D
Two staff readings
Question 104Single Answer
Closely spaced contour lines indicate a:
A
Depression only
B
Gentle slope
C
Level surface
D
Steep slope
Question 105Single Answer
Widely spaced contour lines generally indicate a:
A
Gentle slope
B
Vertical cliff
C
Steep slope
D
Ridge only
Question 106Single Answer
Equally spaced contours generally indicate a:
A
Valley only
B
Depression
C
Uniform slope
D
Vertical cliff
Question 107Single Answer
Contour lines normally:
A
Always remain straight
B
Intersect frequently
C
Terminate abruptly
D
Do not intersect each other
Question 108Single Answer
Contours may coincide in the case of a:
A
Vertical cliff
B
Gentle slope
C
Level field
D
Broad valley
Question 109Single Answer
Closed contours with increasing elevations toward the centre indicate a:
A
Valley
B
Depression
C
Hill
D
Canal
Question 110Single Answer
Closed contours with decreasing elevations toward the centre indicate a:
A
Ridge
B
Hill
C
Depression
D
Watershed only
Question 111Single Answer
When crossing a valley, contours generally form a V pointing:
A
Westward always
B
Downstream
C
Eastward always
D
Upstream
Question 112Single Answer
When crossing a ridge, contour bends generally point:
A
North only
B
Uphill
C
Downhill
D
Toward the benchmark
Question 113Single Answer
Contouring is useful in agricultural engineering for planning:
A
Crop breeding only
B
Seed germination tests only
C
Fertilizer analysis only
D
Irrigation, drainage and soil conservation works
Question 114Single Answer
Direct contouring involves locating points:
A
Without elevation measurements
B
Only by interpolation
C
Only from satellite imagery
D
Directly on a required contour
Question 115Single Answer
Direct contouring is generally:
A
Used only for geodetic surveys
B
Very rapid and least accurate
C
Impossible with a level
D
Accurate but time-consuming
Question 116Single Answer
Indirect contouring involves:
A
Drawing arbitrary curves
B
Measuring only magnetic bearings
C
Measuring only boundaries
D
Taking spot levels and interpolating contours
Question 117Single Answer
The grid method of contouring is particularly suitable for:
A
Land grading projects
B
Astronomical surveys
C
Deep ocean surveys
D
Underground mines only
Question 118Single Answer
In the grid method, the area is divided into:
A
Random curves
B
Circles only
C
Triangles only
D
Squares or rectangles
Question 119Single Answer
Spot levels in a grid survey are normally taken at:
A
Random magnetic bearings only
B
Grid intersections
C
Contour labels
D
Field boundaries only
Question 120Single Answer
Contour interpolation means locating contour points between:
A
Chain links
B
Points of unknown elevation only
C
Magnetic stations
D
Points of known elevation
Question 121Single Answer
Graphical interpolation of contours is based on the assumption of:
A
Vertical slope everywhere
B
Uniform slope between adjacent known points
C
Zero elevation difference
D
Magnetic attraction
Question 122Single Answer
The contour interval selected for a survey depends on:
A
Soil pH only
B
Crop colour only
C
Scale, terrain and purpose
D
Magnetic north only
Question 123Single Answer
A smaller contour interval provides:
A
Only horizontal distance
B
Less information about relief
C
No elevation information
D
More detailed representation of relief
Question 124Single Answer
For relatively flat agricultural land, contour surveys generally require:
A
No elevation measurements
B
Very large contour intervals
C
Small contour intervals
D
Only compass readings
Question 125Single Answer
A contour map can be used to determine:
A
Crop disease severity
B
Soil nitrogen directly
C
Seed viability
D
Ground slope
Question 126Single Answer
The direction of maximum slope is generally:
A
Along the benchmark
B
Parallel to contour lines
C
Along magnetic north only
D
Perpendicular to contour lines
Question 127Single Answer
Water flowing freely over land tends to move:
A
Uphill
B
Exactly along contours
C
Approximately perpendicular to contours
D
Along constant elevation
Question 128Single Answer
A contour gradient is a line having:
A
Zero length
B
Constant magnetic bearing only
C
A constant slope
D
Constant soil texture
Question 129Single Answer
Contour bunds are generally laid approximately:
A
Along contours
B
Perpendicular to contours
C
Along maximum slope
D
Along magnetic north
Question 130Single Answer
Contour farming primarily helps in reducing:
A
Rainfall
B
Soil fertility completely
C
Runoff and soil erosion
D
Crop germination
Question 131Single Answer
Land levelling refers to modifying land surface to a desired:
A
Chemical composition
B
Soil colour
C
Texture
D
Grade and smoothness
Question 132Single Answer
Agricultural land levelling is especially important for efficient:
A
Grain milling
B
Seed storage
C
Surface irrigation
D
Pesticide formulation
Question 133Single Answer
Poorly levelled fields commonly cause:
A
Zero runoff
B
Uniform irrigation automatically
C
Uneven water distribution
D
Higher survey accuracy
Question 134Single Answer
A major objective of land grading is to:
A
Change soil texture
B
Increase magnetic declination
C
Establish a planned surface slope
D
Increase rainfall
Question 135Single Answer
Land grading differs from simple smoothing because grading involves:
A
Soil testing only
B
Crop harvesting
C
Planned cutting and filling
D
Magnetic measurements
Question 136Single Answer
The material removed from higher areas during land grading is called:
A
Benchmark
B
Fill
C
Cut
D
Datum
Question 137Single Answer
The placement of soil in low areas during grading is called:
A
Cut
B
Fill
C
Contouring
D
Ranging
Question 138Single Answer
An economical land grading plan attempts to:
A
Increase haul distance
B
Maximize soil removal
C
Eliminate all field slopes
D
Balance cut and fill as far as practicable
Question 139Single Answer
Excessive earth movement during land grading generally:
A
Reduces cost to zero
B
Increases cost
C
Improves soil fertility automatically
D
Eliminates need for surveying
Question 140Single Answer
The grid method is widely used for planning:
A
Seed treatment
B
Crop rotation
C
Fertilizer application only
D
Land levelling and grading
Question 141Single Answer
Before designing a land grading plan, the engineer requires:
A
Only crop variety
B
Only soil colour
C
Existing ground elevations
D
Only rainfall data
Question 142Single Answer
Existing ground elevations are commonly obtained by:
A
Compass traversing only
B
Pacing only
C
Grid levelling
D
Soil sampling
Question 143Single Answer
The proposed final elevation of land after grading is called the:
A
Datum error
B
Magnetic elevation
C
Random elevation
D
Grade elevation
Question 144Single Answer
The difference between existing and proposed elevations determines the:
A
Chain correction
B
Bearing
C
Magnetic declination
D
Cut or fill
Question 145Single Answer
A positive difference indicating ground above design grade generally requires:
A
Cutting
B
Filling
C
Contouring only
D
Benchmarking
Question 146Single Answer
A point below the proposed grade generally requires:
A
Traversing
B
Cutting
C
Ranging
D
Filling
Question 147Single Answer
Land smoothing primarily removes:
A
Field boundaries
B
Major hills and valleys only
C
Soil nutrients
D
Minor surface irregularities
Question 148Single Answer
Precision land levelling using laser technology helps improve:
A
Soil colour
B
Magnetic bearing accuracy only
C
Irrigation uniformity
D
Rainfall distribution
Question 149Single Answer
A laser land leveller commonly uses a laser transmitter to establish a:
A
Soil profile
B
Magnetic meridian
C
Reference plane
D
Crop boundary
Question 150Single Answer
The laser receiver in a land levelling system is commonly mounted on the: