Description : . A basophile weed a). Alkali grass (Puccinallia sp) b). Quack grass c). Amaranth sp d). Both a and b
Last Answer : d). Both a and b
Description : For reclamation of alkaline soil — is used. a. Lime b. Calcium carbonate c. Gypsum d. None of these
Last Answer : c. Gypsum
Description : Reclamation of saline soil which of the following practice is followed ? — a. Adequate drainage b. By good quality irrigation water c. Leaching of salts below root zone d. All of these
Last Answer : d. All of these
Description : Which of the following is example of objectionable weed a. Avena fatua b. Chicory c. Phalaris minor d. All of thes
Description : Which of the following is example of objectionable weed a. Avena fatua b. Chicory c. Phalaris minor d. All of these
Description : A dominant weed of puddle paddy soil a). Echinochloa b). Caesulina c). Eclipta sp d). All of these
Last Answer : d). All of these
Description : White alkali soils are — a. Acidic soil b. Sodic soil c. Saline soil d. Saline Sodic soil
Last Answer : c. Saline soil
Description : In which soils, lime is used as soil amendment ? (A) Alkali (B) Acid (C) Saline (D) Saline-Alkali solis
Last Answer : (B) Acid
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 : Trichoderma harzianum has proved a useful microorganism for (a) gene transfer in higher plants (b) biological control of soil-borne plant pathogens (c) bioremediation of contaminated soils (d) reclamation of wastelands.
Last Answer : (b) biological control of soil-borne plant pathogens
Description : Is washing powder an acid alkali or neutral?
Last Answer : Washing powders are alkaline.
Description : . A ceremonial weed a). Cynodon dactylon b). Datura stramonium c). Tagetus sp 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 : . Acidophile weed a). Digitaria sanguinalis b). Borreria sp c). Both a and b d). None of these
Last Answer : c). Both a and b
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 : November sown berseem crop induces the weed a). Chenopodium sp b). Anagallis sp c). Vicia sp d). All of these
Description : . A weed selective under irrigated conditions a). Commelina benghalensis b). Trianthema sp c). Brachiaria ramosa 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 : The weed producing smallest seed a). Cuscuta sp b). Xanthium sp c). Amaranthus sp d). Commelina sp
Last Answer : a). Cuscuta sp
Description : A weed producing > 1 lakh seeds/plant a). Amaranthus sp b). Portulaca sp c). Both a and b d). Cascutta sp
Description : A diocious weed a). Canada thistle b). Eel grass c). Amaranthus sp d). Both a and b
Description : Weed species which has nematicidal prop erty a). Crotolaria b). Parthenium c). Eichhornia sp d). All of these
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 : 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 : A weed poisonous to animals and human beings a). Datura metal b). Ammannia baccifera c). Chenopodium d). Urtica sp
Last Answer : a). Datura metal
Description : A weed with a funnel shaped corolla a). Medicago denticulata b). Vicia sativa c). Convolvulus arvensis d). Scirpus sp
Last Answer : c). Convolvulus arvensis
Description : A weed with a trailing stem a).Convolvulus arvensis b). Digitaria sanguinalis c). Cuscuta sp d). Cynodon sp
Last Answer : a).Convolvulus arvensis
Description : (1) Calcium silicate and calcium alurninate Explanation: Portland cement is the most common type of cement in general use around the world because it is a basic ingredient of concrete, mortar, stucco ... limited amount of calcium sulfate (which controls the set time) and up to 5% minor constituents.
Last Answer : Milk is a colloidal system in which: (1) Water is dispersed in fat (2) Fat is dispersed in water (3) Fat and water are dispersed in each other (4) Fat is dissolved
Description : . Mimicry weed in wheat field a). Phalaris minor (Canary grass) b). Wild oat c). Both a and b d). None of these
Description : Weed species wgich can tolerate so larisation effect a). Phalaris minor b). Sorghum halepense c). Alopecurus myosuroides d). Lolium temulentum
Last Answer : b). Sorghum halepense
Description : A weed not controlled by clodinafop propargyl in wheat a). Poa annua b). Phalaris minor c). Avena ludoviciana d). Lolium temulentum
Last Answer : a). Poa annua
Description : . A common weed of lowland rice a). Phalaris minor b). Avena fatua c). Monochoria vginalis d). Lolium temulentum
Last Answer : c). Monochoria vginalis
Description : C4 weed a). Avena fatua b). Lolium temulentum c). Sorghum halepense d). Phalaris minor
Last Answer : c). Sorghum halepense
Description : Eradication is possible in following weed situations a). Ageratum conyzoides b). Phalaris minor c). Parthenium hysterophorus d). Lantana
Last Answer : d). Lantana
Description : A weed with a balloon structure for effective dissemination a). Physalis minima b). Avena fatua c). Phalaris minor d). Amaranthus viridis
Last Answer : a). Physalis minima
Description : The first prominent instance of biochemical mimicry based crop associated weed under Indian perspective is a). Saccharum spontaneous in sugarcane b). Phalaris minor in wheat c). Wild rice (Oryza longistaninata) in rice d). Itch grass (Rottboellea cochinchinensis) in upland rice
Last Answer : b). Phalaris minor in wheat
Description : The scientific name of burrowing nematode is a. Xiphinema sp. b. Radopholus sp. c. Longidorus sp. d. Meloidogyne sp.
Last Answer : b. Radopholus sp.
Description : Mango malformation caused by a. Sphacelotheca cruenta b. Sporisorium reilianum c. Tolyposporium ehrenbergii d. Fusarium moniliforme f. Sp. Subglutinans
Last Answer : d. Fusarium moniliforme f. Sp. Subglutinans
Description : Panama disease of banana is caused by a. Verticillium theobromae b. Mycosphaerella musicola c. Fusarium oxysporum f. Sp. Cubense d. Gloeosporium musarum
Last Answer : c. Fusarium oxysporum f. Sp. Cubense
Description : Which of the following fungus is most effective against Sugarcane white grub ? a. Fusarium sp. b. Metarhizium anisopliae c. Nomuraea anisopliae d. None of these
Last Answer : b. Metarhizium anisopliae
Description : How is reclamation different from recycling?
Last Answer : Reclamation is a form of recyling. Reuse, reduce, recycle—the mantra of the green movement.
Description : Explain the various land reclamation projects launched in Bombay (Mumbai) which helped in its expansion. -SST 10th
Last Answer : (i) A project was launched in 1754 to join the seven islands of Bombay into one landmass. Then the Governor of Bombay. William Hornby approved the building of the great sea wall to prevent ... create the 22 acre Ballard Estate. Subsequently, the famous Marine Drive of Bombay (Mumbai) was developed.
Last Answer : (i)A project was launched in 1754 to join the seven islands of Bombay into one landmass. Then the Governor of Bombay. William Hornby approved the building of the great sea wall to prevent ... create the 22 acre Ballard Estate. Subsequently, the famous Marine Drive of Bombay (Mumbai) was developed.
Description : Give a brief description of land reclamation in Bombay? -SST 10th
Last Answer : . The earliest project began in 1784. The Bombay governor William Horn by approved the building of the great sea-wall which prevented the flooding of the low lying areas of Bombay. . Since then, ... 20th century, every bit of available area was built over and new areas were reclaimed from the sea.
Description : Explain in brief the history of land reclamation in Mumbai. -SST 10th
Last Answer : Originally Bombay was a city of several islands which were joined into one land mass over a period of time. The first project began in 1784, when the Governor of Bombay, William Hornby, ... miles. As the population continued to increase rapidly, more and more area was reclaimed from the sea.