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 : The mode of action of Isoproturon is a). Root inhibitor b). Shoot inhibitor c). Photosynthesis inhibition d). Amino acid inhibition
Last Answer : c). Photosynthesis inhibition
Description : The mode of action of dinitroanilines a). Shoot growth inhibitor b). Lipid inhibitor c). Root growth inhibitor d). Amino acid inhibitor
Last Answer : c). Root growth inhibitor
Description : What is the mode of action of diclofop a). Root inhibition b). Shoot inhibition c). lipid inhibition d). Photosynthesis inhibition
Last Answer : c). lipid inhibition
Description : The process by which a molecule is discovered, developed and formulated into a pesticide product is a). Tenuous and risky b). Mimic c). Both d). None
Last Answer : a). Tenuous and risky
Description : How many types of research is used to discover new compound for new pesticide a).Four b).Two c).One d).Three
Last Answer : d).Three
Description : What is the information put on the label of a pesticide container a). company name and address b). directions for use c). storage and limitations of product d). all
Last Answer : d). all
Description : An additive that makes pesticide formulation mix with water is called: a). safener b). A mixer c). an adjuvant d). a pellet
Last Answer : c). an adjuvant
Description : The potential of a pesticide for causing damage to plants is its: a). phytotoxicity b). lethal dose c). defoliation ability d). chronicity
Last Answer : a). phytotoxicity
Description : Pesticide Leaching Potential (PLP) is based on a). Water solubility b). Tendency for adsorption c). Both a and b d). pH
Last Answer : c). Both a and b
Description : Which herbicide is systemic and translocated type ? a). Atrazine b). Diuron c). Paraquat d). Glyphosate
Last Answer : d). Glyphosate
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 : The mode of action of thiocarbonates is a). Lipid inhibitor b). Cell membrane dispruption c). Pigment inhibitor d). Shoot inhibitor
Last Answer : d). Shoot inhibitor
Description : Herbicides which avoids photodecomposition by being rapidly absorbed a.)Dinitroanilines b).Pinoxaden c).Sethoxydim d).quizalofop-p-ethyl
Last Answer : c).Sethoxydim
Description : .Phenolic acid as root exudates of which crop has detrimental effects on wild mustard? a). Wheat b). Oats c). Chickpea d). a & b
Last Answer : d). a & b
Description : The donor plants release allelochemicals in the immediate environment as a). volatiles b). root exudates c). microbial decomposition products d). All
Last Answer : d). All
Description : Root exudates of wheat and oats which has detrimental effects on wild mustard con tain a). Phenolic acid b). Alkaloids c). Sulphides d). Lactones
Last Answer : a). Phenolic acid
Description : . Klamath weed (Hypericum perforatum) is controlled by an insect a). Chrysolina hyperici (Beetle) b). Chrysolina gamellata (Beetle) c). Agrilus hyperici (Root borer) d). All of these
Last Answer : 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 : . Hydrilla verticillata is propagated by a). Root stocks b). Runners c). Turions d). Bulbils
Last Answer : c). Turions
Description : The weed propagated through rhizomes/ root stock a). Agropyron repens b). Cynodon dactylon c). Typha angustata d). All of these
Description : An alternate host of root knot nematode in vegetables a). Brassica kaber b). Cleome viscosa c). Carthamus oxyacantha d). All of these
Description : Devine produce lethal root and collar rot in a).Velvet leaf b). Joint vetch c). Strangler wine d). Dodder
Last Answer : c). Strangler wine
Description : .Strigol, a witch weed stimulant isolated from the root exudates of a). Cotton b). Sorghum c). Alfaalfa d). Cowpea
Last Answer : a). Cotton
Description : Root exudates of which crop has allelo pathic effect on Chenopodium album? a). Wheat b). Oat c). Pea d). All
Description : Which herbicide’s mode of action is root growth inhibition? a). Fluchloralin b). MCPA c). Glyphosate d). Alachlor
Last Answer : d). Alachlor
Description : Systemic insecticides (A) Are absorbed throughout the plant (B) Kill insects following external bodily contact (C) Are stomach poisons (D) Emit poisonous vapour
Last Answer : (A) Are absorbed throughout the plant
Description : Oxethazaine is used for anaesthetizing gastric mucosa because: A. It is not absorbed from the gastrointestinal tract B. It remains largely unionized in acidic medium C. It is highly ionized in acidic medium D. It produces no systemic effects even at high doses
Last Answer : B. It remains largely unionized in acidic medium
Description : Adrenaline is inactive orally because it is: A. Not absorbed from the gastrointestinal tract B. Destroyed by gastric acid C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation D. Taken up by adrenergic nerve endings of the intestinal wall, liver and lungs
Last Answer : C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation
Description : Which phase of growth is represented by root apex & shoot apex?
Last Answer : Which phase of growth is represented by root apex & shoot apex?
Description : Net returns a). Gross return – Fixed cost – Variable cost b). Gross return – Variable cost c). Gross return – Fixed cost d). Gross return – Total cost i) a & b, ii) a & c, iii) a & d, iv) b & d
Last Answer : iii) a & d
Description : To prepare soils for the bioassay, her bicides get inactivated by a). Darco G-60 b). Activated charcoal c). a & b d). None
Last Answer : c). a & b
Description : .Sorghum is bioassay species for which group of herbicide? a). Dinitroanilines b). Dicamba c). Triazines d). a & b
Description : The successful development of which bioherbicide led to the discovery of Bio mal? a). Devine b). Collego c). Biosedge d). a & b
Last Answer : b). Collego
Description : Classical strategy of biological ap proach involves a). Biocontrol agent b). Bioherbicides c). Bio assay d). a & b
Last Answer : a). Biocontrol agent
Description : 256.Which bioherbicide is a liquid formula tion of spores used to control Cuscuta chinensis and Cuscuta australis? a). Smolder b). LuBao c). ABG-5003 d). a & b
Description : Mimic type of research, Reseacher looks for a). Studies the way natural products work & then tries to make mole cules that act similarly b). New chemical enties c). None of the above d). Loopholes in patents
Last Answer : a). Studies the way natural products work & then tries to make mole cules that act similarly
Description : Metto type of research, Reseacher looks for a). Loopholes in patents b). Studies the way natural products work & then tries to make molecules that act similarly c). None of the above d). New chemical entities
Last Answer : a). Loopholes in patents
Description : In empirical type of research, Re seacher looks for a).New chemical entities b).Loopholes in patents c).Studies the ways natural products work & then tries to make molecules that act similarly d).None
Last Answer : a).New chemical entities
Description : Which type of clay will adsorb more herbicide? a). Montmorillonite b). Illite c). Kaolinite d). b & c
Last Answer : a). Montmorillonite
Description : One day a alchemist brought a king a bottle holding a strange liquid. The alchemist said, 'This liquid I discovered will dissolve anything it touches.' How did the king know that he was lying? -Riddles
Last Answer : The king knew if what he said was true the bottle would get dissolved!
Description : Two central incisors on a radiograph are showing with what looks like eye drop radiolucency. You decided to start endodontic treatment on these teeth but when you tried to open access to the root ... and start a permanent restoration. B. Start systemic antibiotic C. Try to ream and file canals
Last Answer : C. Try to ream and file canals
Description : What dies first in girdling experiment - root or shoot. -Biology
Last Answer : answer:
Description : Development of shoot and root is determined by: (a) Cytokinin and auxin ratio (b) Enzymes (c) Temperature (d) Plant nutrients
Last Answer : Ans. ((a))
Description : In plants auxin are mainly present in: a. Root tips b. Stem end c. Shoot tips d. Leaf margins
Last Answer : Shoot tips
Description : The “eyes” of the potato tuber are (a) root buds (b) flower buds (c) shoot buds (d) axillary buds.
Last Answer : (d) axillary buds.
Description : Which of the following movement is not related to auxin level? (a) Bending of shoot towards light (b) Movement of root towards soil (c) Nyctinastic leaf movements (d) Movement of sunflower head tracking the sun
Last Answer : (c) Nyctinastic leaf movements
Description : ABA is involved in (a) shoot elongation (b) increased cell division (c) dormancy of seeds (d) root elongation.
Last Answer : (d) root elongation.