Description : Crop rotation practiced by the majority of the farmers in a given area or locality is called as
Last Answer : Ans.Cropping Pattern
Description : In which of the following ways can soil be conserved? 1. Contour ploughing 2. Terracing 3. Shifting cultivation 4. Crop rotation (a) I, II and IV (b) II, III and IV (c) II and IV (d) I and III shop.ssbcrack.com
Last Answer : Ans: (a)
Description : Soil can best be conserved on the hills by which of the cultivating methods? (a) Strip cropping (b) Crop rotation (c) Contour ploughing (d) Terracing
Last Answer : Ans: (c)
Description : The soil conservation method in which mountain slope is cut into step is – (1) Contour ploughing (2) Cover planting (3) Strip cropping (4) Terracing
Last Answer : (4) Terracing Explanation: In agriculture, a terist is a piece of sloped plane that has been landscaped into a series of successively receding flat surfaces or platforms, which resemble steps, for ... and surface run off and are effective for growing crops requiring much water, such as rice.
Description : Which one of the following methods of soil conservation is most effective in arid areas? (1) Mulching (2) Shelter belt (3) Gully plugging (4) Terracing
Last Answer : (2) Shelter belt Explanation: In arid zones, the harsh conditions of climate and the shortage of water are intensified by the strong winds. Living conditions and agricultural production can often be ... crops, resulting in higher yields, and provide shelter to livestock, grazing lands, and farms.
Description : Which of the following is a Bio-logical method of soil conservations? (1) Contour fanning (2) Contour terracing (3) Gully control (4) Basin listing
Last Answer : (1) Contour fanning Explanation: The biological methods of soil conservation include contour farming, strip cropping, tillage operation, mulching, etc. Contour farming is practiced in the hilly regions or on ... the soil. It reduces run off, saves more water for crops, and reduces soil erosion.
Description : Consider the following activities in a building construction: 1. Concreting of roof slabs 2. Brick-jelly lime concrete terracing 3. Erection of form work for slab 4. Construction of parapet wall in terrace The correct sequence of these ... (B) 3, 1, 4, 2 (C) 3, 1, 2, 4 (D) 1, 3, 4, 2
Last Answer : (C) 3, 1, 2, 4
Description : Which of the following is a Biological method of soil conservations ? (1) Contour farming (2) Contour terracing (3) Gully control (4) Basin listing
Last Answer : Contour farming
Description : Which one of the following methods of soil conservation is most effective in arid areas ? (1) Mulching (2) Shelter belt (3) Gully plugging (4) Terracing
Last Answer : Shelter belt
Description : The soil conservation method in which mountain slope is cut into step is (1) Contour ploughing (2) Cover planting (3) Strip cropping (4) Terracing
Last Answer : Terracing
Description : The full form of LEISA is
Last Answer : Ans.Low External Input Sustainable Agriculture
Description : The crop grown on degraded land for improvement is called
Last Answer : Ans.Conservation crop
Description : Contour Bunding is adopted where
Last Answer : Ans.Land slope (6 %) and in areas where average annual rainfall is < 600 mm.
Description : The most popular mechanical measure to control soil erosion and conserve is
Last Answer : Ans.Contour Bunding
Description : About 50-75% of soil erosion by wind is carried out by
Last Answer : Ans.Saltation
Description : What are the types of soil movement in the process of wind erosion?
Last Answer : Ans.Saltation, Suspension and Surface creep
Description : Detachment and transportation of top soil particles by wind and or by water is known as.
Last Answer : Ans.Soil erosion
Description : The Bright Red coloured triangle in herbicide shows
Last Answer : Ans.Extremely toxic group (IX) Soil and Water Conservation
Description : Which of the following causes more wastage of herbicide by drift?
Last Answer : Ans.Ultra-low volume sprayer
Description : BIPOLARIS is used to control weed
Last Answer : Ans.Johnson grass
Description : First commercial Bio-herbicide is
Last Answer : Ans.DEVINE
Description : The most dominant aquatic weed Eichhornia crassipes is controlled by
Last Answer : Ans.Neochetina bruchi
Description : Parthenium hysteroforus is biologically controlled by
Last Answer : Ans.Zygrogramma bicolarata
Description : First biologically controlled weed is
Last Answer : Ans.Lantana camara
Description : Which of the following is a indicator plant for the bioassay of Atrazine?
Last Answer : Ans.Soybean
Description : Which of the following weed having herbicide resistance?
Last Answer : Ans.Avena fatua
Description : What is the concentration of solution in ppm if 2 kg of 2,4-D is mixed with 1000 lit of water?
Last Answer : Ans.2000
Description : Herbicides are not used in dust formulation because of
Last Answer : Ans.Drifting hazards
Description : Which is a contact selective herbicide?
Last Answer : Ans.Propanil
Description : Which herbicide shows Knock down effect?
Last Answer : Ans.Paraquate, Diquate and Glyphosate
Description : Paraquate is a
Last Answer : Ans.Contact herbicide
Description : What is the trade name of Fenoxa prop-ethyl?
Last Answer : Ans.Whip super
Description : What is the trade name of Pendimethalin?
Last Answer : Ans.Stomp
Description : What is the trade name of Nitrofen?
Last Answer : Ans.Toke E-25
Description : What is the trade name of Glyphosate?
Last Answer : Ans.Roundup
Description : What is the trade name of Ethoxy sulfuron?
Last Answer : Ans.Sunrise
Description : What is the trade name of Chlorimuron 10% + Metasulfuron-methyl 10%?
Last Answer : Ans.Almix
Description : What is the trade name of Chlorimuron-ethyl?
Last Answer : Ans.Classic, Kloben
Description : What is the trade name of Alachlor?
Last Answer : Ans.Lasso
Description : Glyphosate and Anilophos belong to the chemical group
Last Answer : Ans.Organophosphorus
Description : Alachlor, Butachlor and Propanil belong to the chemical group
Last Answer : Ans.Amide
Description : Atazine and Simazine belong to the chemical group
Last Answer : Ans.Triazines
Description : Fluchloralin and Pendimethalin belong to the chemical group
Last Answer : Ans.Dinitroanilines
Description : 2, 4-D belongs to the chemical group
Last Answer : Ans.Chloro phenoxy compound
Description : The example of POST herbicides are
Last Answer : Ans.2, 4-D, Diquat, Paraquat, Isoproturon, Fenoxaprop-ethyl, Sulfosulfuron, Chlorimuronethyl etc.
Description : The herbicides applied 30-40 DAS are comes under
Last Answer : Ans.Post-emergence herbicides.
Description : The example of PRE herbicides are
Last Answer : Ans.Simazine, Atrazin, Alachlor, Butachlor, Nitrofen, Pendimethalin etc.
Description : The herbicides applied 1-4 days after sowing are comes under
Last Answer : Ans.Pre-emergence herbicides.
Description : The example of PPI herbicides are
Last Answer : Ans.Fluchloralin, Alachlor, Trifluralin etc.
Description : The herbicides applied 1 day before sowing/planting or just are comes under
Last Answer : Ans.Pre-plant incorporated (PPI) herbicides.