Description : Non transgenic herbicide resistant crops were developed using a).Conventional breeding b).Genetic engineering c).None of the above d).Both
Last Answer : a).Conventional breeding
Description : Herbicide resistant crops are called as a).Transgenic b). Non transgenic c). Both transgenic and non trans genic d). None of the above
Last Answer : c). Both transgenic and non trans genic
Description : Among the herbicide resistant crops, which crop was the most dominant transgenic crops in 2010 a).Soybean b). Cotton c). Maize d).Sugarbeet
Last Answer : a).Soybean
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 : Herbicide currently being used with herbicide resistant crops a). Glyphosate b). Glufosinate c). Both d). None
Last Answer : c). Both
Description : The first non-transgenic HRC such as triaz ine resistant canola was developed in a). 1995 b). 2000 c). 1997 d). 1984
Last Answer : d). 1984
Description : High levels of Adoption of herbicide resistant crops have dramatically ____________ the use of herbicides a).I ncreased b). Decreased c). No effect d). None of the above
Last Answer : a).I ncreased
Description : Triazine resistant canola is example of a).Transgenic b). Non transgenic c). Both d). None of the above
Last Answer : b). Non transgenic
Description : . Transgenic crops were first introduced in a).1985 b).1983 c).1993 d).1990
Last Answer : d).1990
Description : Herbicide residue in soil are undesirable because of a). Injury to sensitive crops b). Accumulate in the produce c). Inhibit soil micro-organisma d). All
Last Answer : d). All
Description : The first genetically modified plants, the soybean resistant to glyphosate was developed during a). 1983 b). 2003 c). 1993 d). 1973
Last Answer : a). 1983
Description : .A test method using organism to deter mine the presence of herbicide effect is a). Herbicide analysis b). Bio assay c). Bio control d). None of these
Last Answer : b). Bio assay
Description : 1. Biofortification is a method of breeding crops for a) Increasing the amount of production b) To produce disease resistant variety c) To improve the nutritional quality d) To produce high amount of vitamin
Last Answer : c) To improve the nutritional quality
Description : Main objective of production/use of herbicide resistant GM crops is to (a) encourage eco-friendly herbicides (b) reduce herbicide accumulation in food articles for health safety (c) eliminate weeds from ... the use of manual labour (d) eliminate weeds from the field without the use of herbicides
Last Answer : (c) eliminate weeds from the field without the use of manual labour
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
Last Answer : d). Both a and b
Description : The most commonly used herbicide in rub ber plantation a). Amitrole T b). Paraquat c). Both d). None
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
Description : Inhibition of electron transfer in photosys tem II is the reason for herbicide action in a). Nitriles b). Ureas c). Both a and b d). None
Last Answer : d). None
Description : . Herbicide deactivation of selectivity in plants is achieved by a). Herbicide metabolism b). Herbicide conjugation c). Both a and b d). None of these
Last Answer : c). Both a and b
Description : . Which is the widely used herbicide to con trol broadleaved weeds in winter grains? a). 2,4-D b). MCPA c). Both a and b d). Atrazine
Description : . Herbicide effectively controls Saccharum and Sorghum halepense only at pre flowering stage a). Diuron b). Atrazine c). Amitrole d). Both a and c
Last Answer : d). Both a and c
Description : . In which herbicide, micro-capsulation for mula is commercially available a). Alachlor b). Metachlor c). Both a and b d). Atrazine
Description : . Commonly used post-emergence herbicide in wheat a). 2,4-D b). Isoproturon c). Atrazine d). Both a and b
Description : A herbicide both soil and foliage active a). 2,4-D b). Isoproturon c). Diuron d). All of these
Description : Which is foliage acting herbicide? a). Glyphosate b). Paraquat c). EPTC d). Both a and b
Description : Which is soil acting herbicide? a). Fluchloralin b). EPTC c). Both a and b d). Glyphosate
Description : efficacy of an activator adjuvant is a function of a). Adjuvant only b). Herbicide only c). Both a&b d). Antagonism
Last Answer : c). Both a&b
Description : An important benzoic acid herbicide a).Dicamba b). 2,4-D c). Atrazine d). None of these
Last Answer : a).Dicamba
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 : 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
Description : Largest pre-emergence herbicide for weed control in citrus and pineapple orchards a). Atrazine b). Metham c). Allyl d). All
Last Answer : b). Metham
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 : A very potent herbicide for the control of perennial, broad-leaved weed and brushes a). Atrazine b). 2,4-D c). Picloram d). Amitrole
Description : Direct contact herbicide application can be achieved by a). Re-circulating sprayer b). Weed wick wiper c). Roller applicator d). All
Description : Herbicide commonly available as fumigant is a). Methyl bromide b). Metham c). Allyl alcohol d). All of these