Subtopic: Cost analysis of implements and tractors
Question Statement:
The farm machine/implement used only for preparing wetland is
Options:
(A) rotavator
(B) disk harrow
(C) hydro-tiller
(D) cultivator
Official Answer Key:
C
Step-by-Step Solution & Explanation
A hydro-tiller (puddler) is designed specifically to work in standing water/saturated (wetland, paddy) soil conditions to puddle the field. Rotavators, disk harrows, and cultivators are general-purpose dry-land tillage implements that are not restricted to wetland use. Answer: (C) hydro-tiller.
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