Description : Metsulfron herbicide belong to which group a). Sulfonylureos b). Pyridines c). Benzoic d). Carboxalic group
Last Answer : a). Sulfonylureos
Description : Triallate herbicide belong to which group? a). Triazines b). Benzoic c).Thiocarbomates d). Uracils
Last Answer : c).Thiocarbomates
Description : Which herbicide group inhibitor the photosynthesis reaction ? a). Thiocarbamates b). Triazines c). Cyclohexanedione d). Benzoic acid
Last Answer : b). Triazines
Description : A herbicide move through water conducting tissue a).Paraquat b). DSMA c). Glyphosate d). Atrazine
Last Answer : d). Atrazine
Description : A herbicide move through sap conducting tissue a).Paraquat b). Diquat c). MSMA d). Glyphosate
Last Answer : d). Glyphosate
Description : A herbicide requiring good spray coverage of all foliage for effective control of a weed population a).Paraquat b). Glyphosate c). Atrazine d). Isoproturon
Last Answer : a).Paraquat
Description : The most commonly used herbicide in rub ber plantation a). Amitrole T b). Paraquat c). Both d). None
Last Answer : c). Both
Description : Application of which herbicide at 5-10% of emergence in potato is more common in India? a). Paraquat b). Diquat c). EPTC d). Both a and b
Last Answer : d). Both a and b
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 : . Classic example for success of breeding herbicide resistant variety is a). Canola-rape variety resistant to triazine 22 b). Secale cereal resistant to paraquat c). Tracy-M soybean variety resistant to metribuzin d). All of these
Last Answer : d). All of these
Description : The herbicide perform better in sunny days a). 2,4-D b). Paraquat c). Simazine d). All of these
Description : Which is foliage acting herbicide? a). Glyphosate b). Paraquat c). EPTC d). Both a and b
Description : . Which of these is not a broad spec trum herbicide a). Atrazine b). Paraquat c). Bromoxynil d). Glyphosate
Last Answer : c). Bromoxynil
Description : Which herbicide is photosynthesis inhibitor ? a). Bromacil b). Glyphosate c). Paraquat d). 2,4-D
Last Answer : a). Bromacil
Description : Which herbicide is systemic and translocated type ? a). Atrazine b). Diuron c). Paraquat d). Glyphosate
Description : A pre plant incorporated herbicide a). Paraquat b). Delapon c). Uracils d). Fluchloralin
Last Answer : d). Fluchloralin
Description : A soil applied herbicide a). Glyphosate b). Paraquat c). 2,4-DB d). Fluchloralin
Description : A non-selective contact herbicide a). Glyphosate b). Paraquat c). 2,4-D d). None
Last Answer : b). Paraquat
Description : Selective post-emergence herbicide a). 2,4-D b). Glyphosate c). Paraquat d). All
Last Answer : a). 2,4-D
Description : An important benzoic acid herbicide a).Dicamba b). 2,4-D c). Atrazine d). None of these
Last Answer : a).Dicamba
Description : Which herbicide belong to pyridines group ? a). Picoloram b). Dicamba c). Chloramben d). Imazethapyn
Last Answer : a). Picoloram
Description : Which herbicide not belong to triazine group a).Atrazine b).Metribuzin c).Bentazon d).Ametryn
Last Answer : c).Bentazon
Description : A cell membrane disrupter a).Paraquat b). Acifluorfen c). Difenzoquat d). All
Last Answer : d). All
Description : A amino acid derivative a).Paraquat b). Glyphosate c). 2,4-D d). None of these
Last Answer : b). Glyphosate
Description : . Through wetting of all foliage is unneces sary with which of the following a).glyphosate b). paraquat c). diquat d). None of these
Last Answer : a).glyphosate
Description : Mid morning application of which of the herbicides is better than its evening applica tion a). Butachlor b). Alachlor c). Glyphosate d). Paraquat
Last Answer : d). Paraquat
Description : Which of the herbicides are classified as highly toxic a). Paraquat and diquat b). DNBP and DNOC c). 2,4,5-T and PCP d). All of these
Description : Herbicidal control of pre-established thatch grass (Imperata cylindrical) con trol in tea orchard a). Glyphosate + 2,4-D b). Oxyflourfen + 2,4-D c). Diuron + 2,4-D d). Paraquat + 2,4-D
Last Answer : a). Glyphosate + 2,4-D
Description : Which of the following herbicides will be tightly bound to the soil? a). Trifluralin KOC(mL/g)= 7000 b). Paraquat KOC(mL/g)= 10,00,000 c). Glyphosate KOC(mL/g)= 24,000 d). Alachlor KOC(mL/g)= 124
Last Answer : b). Paraquat KOC(mL/g)= 10,00,000
Description : The mode of action of paraquat is a). Amino acid synthesis inhibition b). Pigment inhibition c). Cell membrane disruption d). Shoot inhibition
Last Answer : c). Cell membrane disruption
Description : Paraquat is associated with inhibition of which of the following a). PSI b). PSII c). PPO d). HPPD
Last Answer : a). PSI
Description : .Sorghum is bioassay species for which group of herbicide? a). Dinitroanilines b). Dicamba c). Triazines d). a & b
Last Answer : d). a & b
Description : Which herbicide group is photosynthesis inhibitor? a). Nitriles b). Carbamate c). Dicarboxylic acid d). Dinitroanilines
Last Answer : a). Nitriles
Description : Which herbicide group inhibit the lipid synthesis? a). Cyclohexanedione b). Acetanilides c). Uracils d). Nitriles
Last Answer : a). Cyclohexanedione
Description : Growth regulating herbicides that act simi lar to that of endogenous auxin (IAA) a). Benzoic acid b). pyridine carboxylic acid c). quinoline carboxylic acid d). All
Description : To control broad-leaved weeds in barley, which of the herbicide is most suitable a). 2,4-D b). Metsulfuron c). Alachlor d). Both a and b
Description : Herbicide antidote interactions are a). synergistic b). antagonistic c). Enhancement d). None of these
Last Answer : b). antagonistic
Description : A concentrated band of a herbicide about 7 -10 cm below the soil surface is required to control a). Cyperus rotundus b). Convolvulus arvensis c). Oxalis d). All
Description : Herbicide loss by volatilization increases as which of the following increases a). Vapour pressure b). Soil moisture content c). Soil temperature d). all
Last Answer : d). all
Description : Coupling of intact herbicide molecules with sugars in living plants a). Metabolism b). reverse metabolism c). Conjugation d). None of these
Last Answer : c). Conjugation
Description : A synergistic herbicide combination a). 2,4-D + Docamba b). 2,4-D + atrazine c). Atrazine + alachlor d). All
Description : The most common mechanism of herbicide resistance is a). Enhanced metabolism b). Altered target site c). Sequestration d). All
Last Answer : b). Altered target site
Description : The herbicide susceptible to photodecom position a). Trifluralin b). Ethalfluralin c). Fluchloralin d). All
Description : The effective solution to manage weed shifts a). Herbicide combinations b). Herbicide rotations c). Crop rotations d). All
Description : Present day versatile herbicide to control difficult, perennial, broadleaved weeds and brushes in grasslands a). Alachlor b). Atrazine c). Picloram d). All
Last Answer : c). Picloram
Description : a very successful pre-emergence herbicide in banana in India a). Atrazine b). Alachlor c). Glyphosate d). Dalapon
Last Answer : b). Alachlor
Description : Herbicide which increase tuber size be sides weed control in potato a). EPTC b). Fluchloralin c). Pendimethalin d). Atrazine
Last Answer : a). EPTC
Description : A herbicide tolerant to lucerne and can be applied mixed with seed is a). EPTC b). Benefix c). Pendimethalin d). None of these
Description : Selective herbicide under cotton + black gram intercropping system a). Diuron b). Oxadiazon c). Fluchloralin d). All
Last Answer : b). Oxadiazon
Description : A broad-spectrum herbicide in groundnut a). Fluchloralin b). Atrazine c). Alachlor d). 2,4-D
Last Answer : a). Fluchloralin