Description : .The black rust of wheat is a fungal disease caused by (a) Albugo candida (b) Puccinia graminis tritici (c) Melampsora lini (d) Claviceps purpurea.
Last Answer : (b) Puccinia graminis tritici
Description : Extract of the following plant has platelet activating factor (PAF) antagonistic activity and is claimed to benefit cognitive disorders due to cerebral ischaemia: A. Ginkgo biloba B. Claviceps purpurea C. Amanita muscaria D. Artemisia annua (p. 440) 33.12 3 3 . 1 2 A Aim4aii
Last Answer : A. Ginkgo biloba
Description : Which one of the following is a single cell fungi ? a. Yeast b. Aspergillus c. Penicillium d. Alternaria
Last Answer : a. Yeast
Description : Hormogonia are vegetative reproductive structure of: (a) Spirogyra (b) Ulothrix (c) Oscillatoria (d) Yeast
Last Answer : Ans. ((c))
Description : Golgi apparatus is absent in (a) Higher plants (b) Yeast (c) Bacteria and blue-green algae (d) Liver cells
Description : Morphine is obtained from: (a) Aconitum nacelles (b) Papaver somniferum (c) Rauwolffia serpentine (d) Cinchona officinalis
Last Answer : Ans. ((b))
Description : Aerosols having carbon and fluorine compounds are chiefly released by: (a) Refineries (b) Automobiles (c) Industries (d) Jets 3. Coir of commerce is obtained from: (a) Endocarp of coconut (b) Mesocarp of coconut (c) Stem of jute (d) Leaves of coconut
Last Answer : Ans. ((d))
Description : Haploid plants can be obtained from: (a) Leaf culture (b) Bud culture (c) Root culture (d) Anther culture
Description : Rubber is commercially obtained from: (a) Euphorbia (b) Betula (c) Hibiscus (d) Pinus
Last Answer : Ans. ((a))
Description : Coichicine is obtained from Colchicum autumnal. It belongs to family (a) Leguminoceae (b) Solanaceae (c) Asteraceae (d) Liliaceae
Description : In the secondary culture, cells are obtained from a. primary culture b. the organism c. organ culture d. phenotypic culture
Last Answer : a. primary culture
Description : Name the alkaloids obtained from Capsicum fruitescence and Nicotiana tabacum.
Last Answer : Ans: Capsine from Capsicum and Nicotine from Nicotiana
Description : Ergot disease of Bajra is caused by
Last Answer : Ans. Claviceps fusiformis
Description : Damping off of seedlings is caused by (1) Peronospola parasitica (2) Albugo Candida (3) Phytophthora infestans (4) Pythium debaryanum
Last Answer : (4) Pythium debaryanum Explanation: Damping off is a horticultural disease or condition, caused by a number of different pathogens that kill or weaken seeds or seedlings before or after ... solani, attacks by Pythium are most associated with producing roughly circular patcties of dead seedlings.
Description : Karnal bunt is caused by (A)Albugo candida (B) Nevosia indica (C) Phytophthora infestans (D) None of these
Last Answer : (B) Nevosia indica
Description : What is the causal organism of Powdery mildew of Ricinus communis ? (A) Sphacelotheca reiliana (B) Claviceps microcephala (C) Leveillula taurica (D) Puccinia carthami (E) Fusarium annuum
Last Answer : (C) Leveillula taurica
Description : Read the following statements (A - E) and answer the question which follows them. (A) In liverworts, mosses and ferns gametophytes are free-living. (B) Gymnosperms and some ferns are heterosporous. (C) Sexual ... How many of the above statements are correct? (a) Three (b) Four (c) One (d) Two
Last Answer : (a) Three
Description : . Black rust of wheat is caused by (a) Puccinia (b) Ustilago (c) Albugo (d) Phytophthora
Last Answer : (a) Puccinia
Description : Which pair of the following belongs to basidiomycetes? (a) Puffballs and Claviceps (b) Peziza and stink horns (c) Morchella and mushrooms (d) Birds nest fungi and puffballs
Last Answer : (d) Birds nest fungi and puffballs
Description : Which of the following statements is incorrect? (a) Yeasts have filamentous bodies with long thread like hyphae. (b) Morels and truffles are edible delicacies. (c) Claviceps is a source of many alkaloids and LSD. (d) Conidia are produced exogenously and ascospores endogenously
Last Answer : (a) Yeasts have filamentous bodies with long thread like hyphae.
Description : Toxins produced from some fungi include all but which of the following? a. Aflatoxin b. Ergot c. Amatoxin d. Botulinin
Last Answer : d. Botulinin
Description : Which of the following is not a member of the division Ascomycota? A- Aspergillus B- Claviceps C- Penicillium D- Rhizopus
Last Answer : Rhizopus
Description : Select the correct statement in relation to drug therapy of migraine: A. Simple analgesics like paracetamol are ineffective in migraine B. Ergot alkaloids are used for prophylaxis as well as treatment ... resistant cases D. Ergot alkaloids should be given till 24 hours after an attack has subsided
Last Answer : C. Use of ergot alkaloids is restricted to severe or resistant cases
Description : The ‘amine’ ergot alkaloid differs from ‘amino acid’ ergot alkaloid in that it has: A. High oral bioavailability B. Better CNS penetrability C. Weaker oxytocic action D. Strong anti-5-HT action
Last Answer : A. High oral bioavailability
Description : Select the ergot compound which is primarily used for dementia: A. Bromocriptine B. Ergotamine C. Codergocrine D. Methysergide
Last Answer : C. Codergocrine
Description : Choose the ergot alkaloid that is well absorbed orally, has weak vascular but prominent uterine stimulant action: A. Ergometrine B. Ergotamine C. Dihydroergotamine D. Dihydroergotoxine
Last Answer : A. Ergometrine
Last Answer : Pythium debaryanum
Description : The DNA polymerase commonly used in polymerase chain reaction is obtained from (A) E. coli (B) Yeast (C) T.aquaticus (D) Eukaryotes
Last Answer : Answer : C
Description : The product obtained when yeast is added to sugar solution?
Last Answer : Wash
Description : When yeast ferments glucose, the products obtained are (a) ethanol and CO2 (b) methanol and CO2 (c) ethanol and water (d) water and CO2.
Last Answer : a) ethanol and CO2
Description : Which of the following products are obtained by anaerobic respiration from yeast? (a) Beer and wine (b) Alcohols (c) CO2 (d) All of these
Last Answer : d) All of these
Description : Human insulins are obtained by the following sources/methods except: A. Cadaver pancreas B. Proinsulin recombinant bacterial C. Precursor yeast recombinant D. Enzyme modification of pork insulin
Last Answer : . Cadaver pancreas
Description : Alternaria blight or leaf spot of sunflower is caused by
Last Answer : Ans. Alternaria helianthi
Description : Alternaria blight of mustard is caused by
Last Answer : Ans. Alternaria brasicae
Description : Red rot of sugarcane is caused by – (1) Alternaria altemata (2) Phylophthora infestans (3) Colletotrichurn falcatum (4) Cercospora personata
Last Answer : (3) Colletotrichurn falcatum Explanation: Red rot disease is caused by the fungus Glomerella tucumanensis. An older name, Colletotrichuni falcatum, is still preferred by some pathologists. Red ... are highly variable depending upon the susceptibility of the sugarcane variety and the environment.
Description : Red rot of sugarcane is caused by - (1) Alternaria alternata (2) Phylophthora infestans (3) Colletotrichum falcaturn (4) Cercospora personata
Last Answer : (3) Colletotrichum falcaturn Explanation: Red rot disease is caused by the fungus Glomerella tucurnanensis. An older name, Colletotrichum falcatum, is still preferred by some pathologists. Red ... are highly variable depending upon the susceptibility of the sugarcane variety and the environment.
Description : Which one of the pathogens is monocylic? a) Ustilago b) Alternaria c) Phytophthora d) Puccinia
Last Answer : a) Ustilago
Description : The pathogen f rice blast or ‘rotten neck’ is (a) Ustilago tritici (b) Pyricularia oryszae (c) Alternaria alternate (d) Plasmopora vitticola
Last Answer : (b) Pyricularia oryszae
Description : Which one is the wrong pairing for the disease and its causal organism? (a) Black rust of wheat-Puccinia graminis (b) Loose smut of wheat-Ustilago nuda (c) Root knot of vegetables-Meloidogyne sp. (d) Late blight of potato-Alternaria solani
Description : Black (stem) rust of wheat is caused by (a) Alternaria solani (b) Ustilago nuda (c) Puccinia graminis (d) Xanthomonas oryzae
Last Answer : (c) Puccinia graminis
Description : Which one of the following matches is correct? (a) Mucor Reproduction by conjugation Ascomycetes (b) Agaricus Parasitic fungus Basidiomycetes (c) Phytophthora Aseptate mycelium Basidiomycetes (d) Alternaria Sexual reproduction absent
Last Answer : (d) Alternaria Sexual reproduction absent
Description : After karyogamy followed by meiosis, spores are produced exogenously in (a) Neurospora (b) Alternaria (c) Agaricus (d) Saccharomyces
Last Answer : (c) Agaricus
Description : Bacterial leaf blight of rice is caused by a species (a) Alternaria (b) Erwinia (c) Xanthomonas (d) Pseudomonas.
Last Answer : (c) Xanthomonas
Description : A bio-herbicide to control Poa annua a). Smolder (Alternaria destruens) b). Woad Warrior (Puccinia thaspeos) c). Sarritor (Sclerotinia minor) d). Camperico (Xanthomonas campestris)
Last Answer : d). Camperico (Xanthomonas campestris)
Description : After karyogamy followed by meiosis, spores are produced exogenously in (1) Neurospora (2) Alternaria (3) Agaricus (4) Saccharomyces
Last Answer : (3) Agaricus
Description : Red rot of sugarcane is caused by : (1) Alternaria alternata (2) Phylophthora infestans (3) Colletotrichum falcatum (4) Cercospora personata
Last Answer : Colletotrichum falcatum
Description : How do you care for an orchid?
Last Answer : I have two, and they require almost no care except water. It is the time of year they shed their blossoms so don’t worry. In the spring they will come right back.
Description : Where's can I buy one of those new "Jumbo" Venus Flytrap's?
Last Answer : You can buy them at The Little Shop of Horrors.
Description : What happens to a fully grown fruit tree if it is transplanted?
Last Answer : Fruit trees are so cheap…why not just plant a new one?
Description : What is the mechanism for motion in plants?
Last Answer : dude, I think this can be googled…. ;-P sorry if i sound like a smart alec….