Plant Science Jrf 2019
First 90 questions
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Total no. of nuclei involved in double fertilization in normal diploidplant is?
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The tetrazolium chloride tests activity of
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Complex corrin ring system and cobalt is present in?
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Biological nitrogen fixation is the conversion of?
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Sclerotinia sclerotiorum produces ascocarp named?
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Etiology is the study of?
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In which direction, do the 5-3 phosphodiester bonds run, in Watsonand Crick DNA model?
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Which of the following represents genome and chromosome number of theoilseed Brassica napus sub. sp. Napus?
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Okazaki fragment is related to?
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Heterobeltios is is the superiority of F1 over?
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A set of germplasm accession derived from base collection to represent thegenetic diversity in the whole collection is?
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Which of the following checks the untimely sprouting of potato tubers?
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In which of the following situations, the enzyme RUBISCO plays dualfunction during photosynthesis, and produces either 3 phosphoglycericacid or glycolic acid?
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If total no. of ‘n’ inbred lines are involved, then the total no. ofpossible synthetics is?
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Pink boll worm is a serious pest of?
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Red leaf of cotton is caused due to deficiency of?
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The process of breeding food crops that are rich in bioavailablemicronutrients is referred to as?
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Which of the following bacterium is used as a biocontrol agent for thecontrol of Meloidogyne species?
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The recent molecular technology which is used to determine the exactorder of the bases in a genome is?
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Which of the following is NOT a gram +ve bacterial plant pathogenicgenus?
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EDVS’ are?
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The hybrid progeny between a single cross and an inbred line isreferred to as?
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3 Die back disease is caused by the?
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Which of the following amino acids are aromatic in nature?
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Who proposed the concept of 'Gene Pool'?
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Heterostyly is observed in?
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The genetic gain under selection is more rapid if?
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When a disease becomes prevalent throughout the country continent or the world in a severe form, it is referred to as?
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9 In 1965, which famous rose breeder was appointed as First DirectorGen eral of ICAR was?
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Green ear disease of Pearl millet is caused by?
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Which element is a part of chlorophyll?
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Actinomycetes have characters of both?
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Assuming Hardy-Weinberg equilibrium, if the frequency of the two alleles at the gene being studied are 0.6 and 0.4, the genotypic frequency of heterozygotes will be
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Bioassay of cytokinin is done by conducting?
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Peach leaf curl is caused by?
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Gir National Park is known for conservation of?
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Which of the following is an example of hesperidium?
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In India, domestic quarantine is in force for which of the following bananadiseases?
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Biologically, seed is a matured?
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Minimum population size required for recombination of all F1 gametes at random is?
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4 In the seeds of most flowering plants, a triploid albuminous tissue is foundwhich is botanically described as?
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In tRNA molecule, the D arm is named for the presence of the base?
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Which bacterium is associated with preparation of Sauerkraut?
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II-stage of Purccinia graminis tritici produces?
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Sphacelia phase is the characteristic of?
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germinating mustard seed converts its lipid into sugar by?
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Castor oil falls under which of the following category of fixed oils?
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Sheath rot disease in paddy is caused by?
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The viable gametes produced by a translocation heterozygote is in?
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The seed replacement rate of hybrid seeds is?
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The enzyme GOGAT stands for?
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In a crop plant, if the percentage of cross pollination exceeds 5 percent and may reach up to 30 per cent, then the pollination behavior of suchcrop species is refered as?
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Cell wall of a bacteria is made up of?
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ICAR- National Bureau of Agriculturally Important Micro organisms islocated at?
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What is the source of D genome of wheat?
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Which of the following is a polysaccharide?
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The tag colour of breeder seed is?
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The conversion of fixed forms of nitrogen to molecular nitrogen iscalled?
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What is the total no. of anthers found in a rice floret?
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Use of light traps for the management of pest is an example of?
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The temperature, pressure and time combination usually employed inautoclaving is?
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Which of the following is NOT free living N fixers?
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XYZ system for hybrid production was proposed for?
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If fertilty of the pollen is determined by the genotype of the pollenitself in F1, then it is?
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The type of germination in which seeds germinate by keepingcotyledons below the soil surface due to rapid elongation of epicotyle, isreferred to as?
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Which one of the following is an example of a bacteria which in aninsecticidal?
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Which is the single most important factor affecting drift?
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Presence of flagella all around the cell of bacteria is referred to as?
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Which of the following belongs to the imperfect fungi?
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ICAR-India Institute of Pulses Research is located at?
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The inner layer of ovary wall of an angiospermnis?
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Which of the following is a simple interest disease?
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Common scale of potato is caused by
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The unit of radiation dose is called Gray (Gy) and 1 Gray equals?
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In recombinant DNA technology, which enzyme is used to joinfragments that have been cut by restriction enzymes?
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Identfy the common step between aerobic and anaerobic respiration?
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In term of ploidy, trisomy is a form of?
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Tifton A cytoplasm is found in?
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Single nucleotide polymorphism (SNP) is?
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ldentify the Fungi which grow on dung?
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Bulked segregant analysis’ was proposed by?
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The organic compound glucosinolates are present in members of thefamily?
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Use of juvenile hormone and sex attractant comes under?
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While analyzing the structural variation in DNA, the 'B' form of DNA consistsof how many base pairs per helical turn?
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According to the dominance hypothesis of heterosis, which one of thefollowing is a false statement?
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During the process of lint development in cotton, how many days afterfertilization does the lint gain maturity?
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If the sequence of bases in a section of DNA is TAGGCTAA,what are thecorres ponding sequenced bases in mRNA?
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How many types of gametes will be formed in F1 in a trihybrid cross?
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Monocot seed sowing epigeal germination is found in?
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Scientific name of maize used to make popcorn is?
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