(28) Tillage system that leaves at least 30% of crop residue on the soil surface after planting to reduce soil erosion and improve soil health. What is the advantage of this tillage?

(29) Tillage system the covers 30% or more of soil surface with crip residue, after planting, to reduce soil erosion ?

(30) It is a type of Conservation tillage. In which two tillage practice fall into this category are zone-till and strip-till. In this nearly 30% crop residue and other materials are left on or near the soil surface.

(32) Minimum tillage aims at reducing tillage operations to minimum necessity for ensuring a good seed bed. Which is not an advantage of minimum tillage over Conventional tillage?

(33) Tillage system in which residue cover after planting is 15-30%. It is the type of Conservation tillage. What are the benefits of this tillage?

(34) Which tillage which keeps 30-50% residue on soil surface. The tillage which beneficial to soil and crop by less soil compaction, improve aeration, increasing water storage in plough layer. It aims to reduce tillage operation to minimum necessity.

(35) Which tillage operation refers to working of the soil of the entire field in such a way no living plant is left undisturbed. It is practiced to control weeds, soil borne pathogen and pests?

(31) What is the effect of over tillage on soil structure and soil fertility?

(37) For tillage, some conditions are required like optimum temperature, soil moisture etc. What is optimum soil moisture percentage of field capacity for tillage ?

(36) The tillage operation that is done in a land with standing water is called as puddling. It is repeatedly ploughing un standing water until the soil becomes soft and muddy. It is also known as ?

(38) In which method Crop residue remain undisturbed condition but disturbed during sowing of seed and fertilizer injection?

(39) Who is the father of tillage?

(40) The main objective of tillage is to?

(41) Which of the following is a disadvantage of excessive tillage?

(43) The term "tillage pan" refers to?

(42) Which of the following statements best describes the concept of "conservation tillage" in the context of sustainable agriculture?

(44) Which of the following implements is most suitable for seedbed preparation in black cotton soils?

(45) Which of the following is the major advantage of strip tillage?

(46) who is the father of zero tillage?

(47) The tillage performed to open and loosen soil after monsoon is?