Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

Gravity test is done by using the

A. Hydrometer
B. Hygrometer
C. Thermometer
D. All are correct
Answer» C. Thermometer
2.

Contour trenching is done mainly in

A. Low rainfall areas for moisture conservation
B. High rainfall areas for moisture conservation
C. Arid zones for wind erosion control
D. All are correct
Answer» B. High rainfall areas for moisture conservation
3.

The cutter bar used in cutting unit of combine is

A. Mower type
B. Reaper type
C. Both (a) & (b)
D. None of these
Answer» B. Reaper type
4.

An angular distance of the sunrays north (or south) of the equator is

A. Latitude angle
B. Hour angle
C. Declination
D. Inclination
Answer» D. Inclination
5.

For air-drying the recommended normal air temperature is

A. 30-40?C
B. 40-50?C
C. 50-60?C
D. 60-65?C
Answer» C. 50-60?C
6.

The main objective of tillage is

A. Loosing soil
B. Breaking compact earth surface
C. Improve aeration of soil
D. All are correct
Answer» E.
7.

A type of cylinders used on power wheat threshers is

A. Serrated disc and rasp bar
B. Spike tooth and wire loop
C. Spike tooth and hammer mill
D. Hammer mill and syndicate
Answer» D. Hammer mill and syndicate
8.

A potato planter is

A. Automatic planter
B. Semi-automatic planter
C. Self-propelled planter
D. All are correct
Answer» E.
9.

The nozzle used for band treatments of herbicide along row crop is

A. Hallow cone
B. Solid cone
C. Flat fan
D. Jet stream
Answer» D. Jet stream
10.

The common method planting in semi arid areas for row crop is

A. Flat planting
B. Ridge planting
C. Furrow planting
D. All are correct
Answer» D. All are correct
11.

The power tillage is most suitable for

A. Stationary operation
B. Deep ploughing
C. Rotary operation
D. All are correct
Answer» D. All are correct
12.

The working capacity of two-row potato planter is about

A. 0.2 to 0.3 ha/h
B. 0.5 to 1.5 ha/h
C. 1.0 to 1.5 ha/h
D. 1.5 to 2.0 ha/h
Answer» B. 0.5 to 1.5 ha/h
13.

Chemical that is found to be most suitable as water evaporation inhibitor is to

A. Methyl alcohol
B. Ethyl alcohol
C. Cetyl alcohol
D. All are correct
Answer» D. All are correct
14.

Variable-speed engines are used in

A. Tractor
B. Four wheel vehicles
C. Two wheel vehicles
D. All are correct
Answer» E.
15.

The colour of positive plate of a lead-acid battery is

A. White
B. Grey
C. Brown
D. Black
Answer» D. Black
16.

The first tractor demonstration was held at

A. Nebraska
B. Germany
C. Russia
D. China
Answer» B. Germany
17.

For grinding operation, operating speed of hammer mill is

A. 700-1000 rpm
B. 1000-1400 rpm
C. 1400-1500 rpm
D. 1600-1600 rpm
Answer» D. 1600-1600 rpm
18.

Pneumatic seed drills are suitable for sowing

A. Small seeds
B. Bolder seeds
C. Both (a) & (b)
D. None of these
Answer» D. None of these
19.

The shelling of paddy by centrifugal dehusker is due to

A. Shear
B. Crushing
C. Rubbing
D. Impact
Answer» E.
20.

In rubber roll huller the rubber rolls turn at

A. Same speed
B. Different speed and different directions
C. Air to grain
D. All are correct
Answer» C. Air to grain
21.

Symons's gauge is which type of rain gauge

A. Recording type
B. Non-recording type
C. Both (a) and (b)
D. None of these
Answer» C. Both (a) and (b)
22.

The device used for reduction of speed and multipliication of torque immediately before rear wheel of tractor is called

A. Differential
B. Final drive
C. Power train
D. All are correct
Answer» C. Power train
23.

A connecting rod of tractor is made of

A. High carbon steel
B. Cast iron
C. Mild steel
D. Forged steel
Answer» E.
24.

Pain in eardrum starts at a noise level of

A. 65 dB
B. 95 dB
C. 110 dB
D. 115 dB
Answer» E.
25.

A nozzle used in foam sprying is

A. Flat fan nozzle
B. Solid cone nozzle
C. Flooding nozzle
D. Air aspirting nozzle
Answer» E.
26.

The connecting rod of an engine connects the crankshaft with

A. Cylinder head
B. Piston
C. Piston pin
D. Cylinder liner
Answer» C. Piston pin
27.

The area lost in bench terracing depends on

A. Better slope
B. Depth of cut
C. Depth of fill
D. Both (b) & (c)
Answer» B. Depth of cut
28.

Air blast sprayer was developed in

A. 1920
B. 1940
C. 1960
D. 1980
Answer» C. 1960
29.

Calorific value of coal is about

A. 2000 kcal/kg
B. 4600 kcal/kg
C. 6300 kcal/kg
D. 8300 kcal/kg
Answer» E.
30.

A vertical disc plough is also termed as

A. Wheat plough
B. Harrow plough
C. Both (a) & (b)
D. None of these
Answer» D. None of these
31.

During processing of fruits and vegetables, transportation losses occurs in as

A. 15%
B. 20%
C. 25%
D. 30%
Answer» E.
32.

A machine used to generte and distribute gases or smoke is known as

A. Sprayer
B. Duster
C. Fumigator
D. None of these
Answer» D. None of these
33.

A noise level for four hours of working is

A. 90 dB
B. 95 dB
C. 100 dB
D. 105 dB
Answer» C. 100 dB
34.

A pump used in the tractor hydraulic is

A. Internal gear pump
B. Gyrator gear pump
C. Vane type pump
D. All are correct
Answer» E.
35.

Firing order of an engine indicates

A. Sequence of power stroke
B. Sequence of all strokes
C. Interval of between two successive power strokes
D. Interval between all power strokes
Answer» B. Sequence of all strokes
36.

A pump that delivers metered quantity of fuel to each cylinder at appropriate time under high pressure is

A. Transfer pump
B. Fuel injection pump
C. Centrifugal pumps
D. Oil pump
Answer» C. Centrifugal pumps
37.

The specific storgae is

A. Specific capacity per unit depth of aquifer
B. Same as specific yield
C. Storage coefficient
D. None of these
Answer» D. None of these
38.

Oil pump is driven by

A. Oil pump is driven by:
B. Timing gear
C. Crankshaft
D. All are correct
Answer» C. Crankshaft
39.

A pump that transfers fuel from the fuel line to the fuel injection pump is

A. Fuel lift pump
B. Feed pump
C. Transfer pump
D. All are correct
Answer» E.
40.

Power of centrifugal pump varies as

A. Square of speed
B. Cube of speed
C. Half of speed
D. None of these
Answer» C. Half of speed
41.

A pump used a power steering system is

A. Gear pump
B. Vane pump
C. Both (a) & (b)
D. None of these
Answer» D. None of these
42.

Pump used in inline system of injection is driven by

A. Camshaft
B. Crankshaft
C. Belt-pulley
D. None of these
Answer» B. Crankshaft
43.

In pressurized water-cooling, increasing its pressure can increase the boiling point of coolant

A. For 2 bar it is 121 ?C
B. For 5 bar it is 153 ?C
C. For 10 bar it is 1180 ?C
D. All are correct
Answer» E.
44.

The pump used in most of the hydraulic sprayers is

A. Plunger pump
B. Positive displacement pump
C. Reciprocating pump
D. Vane pump
Answer» C. Reciprocating pump
45.

Ballasting is done by

A. Water
B. Oil
C. Calcium chloride
D. All are correct
Answer» E.
46.

Disc angle of standard disc plough varies from

A. 15-25?
B. 25-35?
C. 35-42?
D. 4-45?
Answer» E.
47.

Say bolt viscometer is used for

A. Flash point testq
B. Viscosity test
C. Pour point test
D. Colour and carbon residue
Answer» C. Pour point test
48.

Tillage system, which is suitable for dry land agriculture, is

A. Till plant system
B. Zero tillage
C. Minimum tillage
D. All are correct
Answer» E.
49.

Ignition timing depends on

A. Engine speed
B. Compression ratio
C. Valve timing
D. All are correct
Answer» E.
50.

Edge cell and edge drop plates of metering mechanism are well suited for planting

A. Large seeds and flat seed
B. Large and round seed
C. Small seeds and flat seeds
D. Small arnd round seed
Answer» B. Large and round seed