Page:12
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Junior Instructor Mechanical Agricultural Machinery' And exam conducted in the year 2021. And Question paper code was '063/2021'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
063/21
69.
70.
71.
72.
73.
74.
75.
76.
77.
A special type of harrow with curved knives is
A) Patela harrow B) Acme harrow
C) Spring type harrow D) Spike tooth harrow
A subsoiler is used to break a hard pan of soil upto a depth of
A) 40cm B) 60cm ©) 75cm D) 100 cm
The disc force is made into the ground by
A) Weight B) Scouring
C) Slicing D) Suction
Which of the following is not a part of laser leveller ?
A) Bucket B) Transmitter
C) Terracer D) Control box
The random scattering of seed on the surface of seedbed is
A) Broadcasting B) Hill droping
C) Check row planting D) Dibbling
The most positive seed metering mechanism used in seed-drill is
A) Cell feed type B) Cup feed type
C) Internal double run type D) Fluted roller type
Which of the following is not a seed metering mechanism ?
A) Fluted roller B) Star wheel
C) Internal double run D) Cell feed
The metering mechanism used in potato planter is
A) Cell feed type B) Serrated disc type
C) Picker wheel type D) Spur wheel type
How much area will be covered by a 3 row-20 cm size seed-drill in one hour ? The
forwarding speed of the machine is 3 km/h and working efficiency is 90%.
A) 0.156 ha/h B) 0.162 ha/h
C) 0.172 ha/h D) 0.182 ha/h
-12-