Kerala PSC Previous Years Question Paper & Answer
Page:14
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Junior Instructor Mechanical Agricultural Machinery (SR for ST only)' And exam conducted in the year 2023. And Question paper code was '154/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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.
D:-All of the above (i), (ii) and (iii)
Correct Answer:- Option-D
Question74:-A is used for deep ploughing and breaking hard pan at
depth of 50 cm or more.
A:-Chisel plough
B:-Sub soiler
C:-Duck foot cultivator
D:-None of the above
Correct Answer:- Option-B
Question75:-Which of the following statement/(s) is true regarding a tractor
operated rotovator?
(i) Rotovator combines primary and secondary tillage in one operation
(11) Rotovator provides negative draft
A:-Only (i)
B:-Only (ii)
C:-Both (i) and (ii)
D:-Neither (i) nor (ii)
Correct Answer:- Option-C
Question76:-The tilt angle of a vertical disc plough is
A:-15-25 degrees
B:-42-45 degrees
C:-0 degree
D:-None of the above
Correct Answer:- Option-C
Question77:-Which of the following affect the penetration of a disc harrow in the
field?
(i) | Lowering hitch point
(11) Increasing gang angle
(111) Using smaller diameter discs with lesser concavity
(iv) Decreasing gang angle
A:-(i), (ii) and (iii)
B:-(i), (ii) and (iv)
C:-(i) and (ii) only
D:-(i) and (iii) only
Correct Answer:- Option-A
Question78:- is the flanged tube mounted on gang bolt between every two
discs of the disc harrows to prevent their lateral movement
A:-Gang
B:-Spool