Description : The crops known for autotoxicity a). Lucerne and wheat b). Berseem and oats c). Rice and soybeans d). None of these
Last Answer : a). Lucerne and wheat
Description : . A weed selective under irrigated conditions a). Commelina benghalensis b). Trianthema sp c). Brachiaria ramosa d). All of these
Last Answer : d). All of these
Description : A weed producing > 1 lakh seeds/plant a). Amaranthus sp b). Portulaca sp c). Both a and b d). Cascutta sp
Last Answer : c). Both a and b
Description : A diocious weed a). Canada thistle b). Eel grass c). Amaranthus sp d). Both a and b
Last Answer : d). Both a and b
Description : A parasite in lucerne a). Cuscuta sp b). Orobanche sp c). Striga sp d). All of these
Last Answer : a). Cuscuta sp
Description : . Digging reduces population of a). Cynodon sp b). Amaranthus sp c). Convolvulus sp d). None of these
Last Answer : a). Cynodon sp
Description : November sown berseem crop induces the weed a). Chenopodium sp b). Anagallis sp c). Vicia sp d). All of these
Description : The weed producing smallest seed a). Cuscuta sp b). Xanthium sp c). Amaranthus sp d). Commelina sp
Description : Established at Hisar in 1968, who was the founder President/Secretary of ISWS a). Amaranthus sp b). Chenopodium c). Circium sp d). All of these
Description : Growth of the weed is reduced due to root exudates of maize a). Chenopodium album b). Amaranthus retroflexus c). Both a and b d). None of these
Description : An associated weed in lucerne and potato a). Chicory b). Swine grass (Coronopus didymus) c). Striga d). Both a and b
Description : Which of the weed act as alternate host on gram caterpillar of redgram? a). Amaranthus b). Datura c). Both a and b d). None of these
Description : Drip-irrigation has been most successful for...... (A) Rice (B) Wheat (C) Berseem (D) Lucerne (E) Grape
Last Answer : (C) Berseem
Description : The king of fodder crops a] Lucerne b] Berseem c] Paragrassd] Stylosanthes
Last Answer : b] Berseem
Description : A herbicide tolerant to lucerne and can be applied mixed with seed is a). EPTC b). Benefix c). Pendimethalin d). None of these
Last Answer : a). EPTC
Description : Having higher phosphorus conten a). Amaranthus b). Setaria c). Chenopodium d). Digitaria
Last Answer : d). Digitaria
Description : A potassium lover a). Chenopodium b). Digitaria c). Amaranthus d). Setaria
Last Answer : a). Chenopodium
Description : A nitrophyll a). Amaranthus b). Setaria lutescens c). Digitaria d). Chenopodium
Last Answer : a). Amaranthus
Description : Weed responsible for forest fire is a). Aligator weed b). Sorghum halepense c). Lantana d). Amaranthus
Last Answer : c). Lantana
Description : Which of the weed accumulates more phosphrous content of over 3%. a). Digitaria b). Amaranthus c). Chenopodium d). Portuluca
Last Answer : a). Digitaria
Description : Sowing of berseem crop is done by
Last Answer : Ans.Broadcasting
Description : Which type of herbicides act as growth pro moter under sub-lethal dose a). Phenoxys b). Triazines c). Ureas and uracils d). All
Last Answer : d). All
Description : Butachlor has to be applied to control weeds in upland rice at a). Immediately after sowing b). 2 DAS c). 6-8 DAS d). 15 DAS
Last Answer : d). 15 DAS
Description : . Acidophile weed a). Digitaria sanguinalis b). Borreria sp c). Both a and b d). None of these
Description : . A basophile weed a). Alkali grass (Puccinallia sp) b). Quack grass c). Amaranth sp d). Both a and b
Description : Which of the following weed is used in cot tage industry for making rope and thatch material? a). Typha b). Saccharum sp c). Both a and b d). Lantana
Description : Which weed induces asthama in humans due to pollen spread? a). Ambrosia artemissifolia b). Franseria sp c). Both a and b d). None of these
Description : The 25th Asian Pacific Weed Science Society Conference (October 13-16, 2015) was held at a). Hyderabad, India b). Colombo, Sri Lanka c). Seoul, South Korea d). Brisbane, Australia
Last Answer : a). Hyderabad, India
Description : . A ceremonial weed a). Cynodon dactylon b). Datura stramonium c). Tagetus sp d). All of these
Description : Trap crop for Cuscuta sp a). Small grains b). Chickpea c). Mustard d). All
Description : Insect to control Lantana a). Ophimoyia sp (seed fly) b). Teleonania sp (Lace bug) c). Theola sp (Butterfly) d). All of these
Description : Weed eradication is rare but practiced in a). Lantana b). Saccharum sp c). Striga sp d). All of these
Description : The weed having more dormancy a). Dactyloctenium sp b). Lathyrus sp c). Field bind weed d). All of these
Description : . Submerged weed a). Hydrilla verticillata b). Nagar sp c). Utricularia stellaris d). All of these
Description : A biennial weed a). Alternanthera sp b). Cichorium intybus c). Circium vulgare d). All of these
Description : A dominant weed of puddle paddy soil a). Echinochloa b). Caesulina c). Eclipta sp d). All of these
Description : . A weed acting as a satellite weed a). Avena fatua b). Cuscuta sp c). Cichorium sp d). All of these
Description : Weed species which has nematicidal prop erty a). Crotolaria b). Parthenium c). Eichhornia sp d). All of these
Description : A troublesome weed of water body a). Water lilly b). Lotus (Nelumbo sp) c). Water hyacinth d). All the above
Last Answer : d). All the above
Description : Besides isoproturon resistance in P. minor, other cases of herbicide resis tance reported in India are a). Poa annua b). Brachiaria ramosa c). Commelina sp d). None of the above
Last Answer : d). None of the above
Description : Sowing of paddy in June-July and harvesting in October is called as
Last Answer : Ans.Aman/Kharif/Aghani
Description : Sowing time of Pigeon pea is — a. First fortnight of June b. Second fortnight of July c. First fortnight of September d. First fortnight of October
Last Answer : a. First fortnight of June
Description : Why can i only see dust motes in sunlight or incandescent lights?
Last Answer : what are dust motes?
Description : Are rechargeable batteries safe to use in Wii motes?
Last Answer : Rechargable batteries are fine to use in Wiimotes, but if you want a longer term solution try looking into a battery pack built for the wii.
Description : Prohexadione calcium a plant growth regu lator affect efficacy of which of the following herbicides in peanut a). acifluorfen b). bentazon c). imazethapyr d). None
Last Answer : d). None
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 : Allelo-chemicals interfere with survival and growth of a).Neighbouring plants b). succeeding plants c). The donor plants themselves d). All
Description : .Which weed is considered as biopesti cide and severely inhibit the growth of water hyacinth? a). Parthenium b). Echinochloa c). Cuscuta d). Lantana
Last Answer : c). Cuscuta
Description : The mode of action of Atrazine is a). Pigment inhibition b). Cell membrane disruption c). Seedling growth inhibition d). Photosynthesis inhibition
Last Answer : d). Photosynthesis inhibition