Description : Which is the contact, non-selective and zero persistent herbicide in soils? a). Paraquat b). Atrazine c). 2,4-D d). Bromacil
Last Answer : a). Paraquat
Description : What herbicide classification does 2-4- D fall into? a). Soil, Short residual, non-selective b). Foliage, contact, non-selective c). Foliage, translocative, selective d). Soil, Long residual, selective
Last Answer : c). Foliage, translocative, selective
Description : A non-selective contact herbicide a). Glyphosate b). Paraquat c). 2,4-D d). None
Last Answer : b). Paraquat
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 : First commercial Bio-herbicide is
Last Answer : Ans.DEVINE
Description : Which of the following weed having herbicide resistance?
Last Answer : Ans.Avena fatua
Description : Which herbicide shows Knock down effect?
Last Answer : Ans.Paraquate, Diquate and Glyphosate
Description : Common herbicide used to control weeds in wheat
Last Answer : Ans.2, 4-D
Description : Common herbicide used in rice crop field?
Last Answer : Ans.Anilophos and Butachlor.
Description : Selective herbicide under cotton + black gram intercropping system a). Diuron b). Oxadiazon c). Fluchloralin d). All
Last Answer : b). Oxadiazon
Description : .____________ is a selective post – emergence herbicide used for weed control in rice a). Bispyribac-sodium b). Butachlor c). Pretilachlor d). Atrazine
Last Answer : a). Bispyribac-sodium
Description : Which is non – selective herbicide ? a). Glyphosate b). Fluchloralin c). 2,4-D d). Propanil
Last Answer : a). Glyphosate
Description : Selective post-emergence herbicide a). 2,4-D b). Glyphosate c). Paraquat d). All
Last Answer : a). 2,4-D
Description : Direct contact herbicide application can be achieved by a). Re-circulating sprayer b). Weed wick wiper c). Roller applicator d). All
Last Answer : d). All
Description : In a soil-free system, the most effective safener was the ……………….one most in structure to the herbicide a). similar b). different c). systematic d). contact
Last Answer : a). similar
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 : Bench Terracing is practiced on
Last Answer : Ans.Steep slopping (16-33%) and undulated land
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 : BIPOLARIS is used to control weed
Last Answer : Ans.Johnson grass
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 : 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 : 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.