Recent questions tagged pastpapers

Lysozyme that is present in perspiration, saliva and tears, destroys:

asked Jul 26, 2018 by pady_1

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Which one of the following is a viral disease of poultry ?

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Which one of the following pairs is wrongly matched ?

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A human male produces sperms with the genotypes AB, Ab, AB, and ab pertaining to two diallelic characters in equal proportions. What is the corresponding genotype of this person ?

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Probiotics are-

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Which one of the following statements is correct ?

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The length of DNA molecule greatly exceeds the dimensions of the nucleus in eukaryotic cells. How is this DNA accommodated ?

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In pea plants, yellow seeds are dominant to green. If a heterozygous yellow seeded plant is crossed with a green seeded plant, what ratio of yellow and green seeded plants would you expect in $F_1$ generation ?

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Differentiation of organs and tissues in a developing organism, is associated with-

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In maize, hybrid vigour is exploited by:-

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Two genes R and Y are located very close on the chromosomal linkage map of maize plant. When RRYY and rryy genotypes are hybridized, the $F_2$ segregation will show:-

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During transcription, RNA polymerase holoenzyme binds to a gene promoter and assumes a saddle-like structure. What is it's DNA-binding sequence ?

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A common test to find the genotype of a hybrid is by:-

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Telomere repetitive DNA sequences control the function of eukaryote chromosomes because they:

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Molecular basis of organ differentiation depends on the modulation in transcription by-

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A sequential expression of a set of human genes occurs when a steroid molecule binds to the:-

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A genetically engineered micro-organism used successfully in bioremediation of oil spills is a species of-

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In a coal fired power plant electrostatic precipitators are installed to control emission of:-

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Which one of the following is being utilized as source of biodiesel in the Indian country side ?

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Which one of the following ecosystem types has the highest annual net primary productivity ?

asked Jul 26, 2018 by pady_1

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In which one of the following the BOD (Biochemical Oxygen Demand) of sewage (S), distillery effluent (DE), paper mill effluent (PE) and sugar mill effluent (SE) have been arranged in ascending order ?

asked Jul 26, 2018 by pady_1

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Identify the odd combination of the habitat and the particular animal concerned :

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Feeling the tremors of an earthquake a scared resident of seventh floor of a multistoried building starts climbing down the stairs rapidly. <br> Which hormone initiated this action ?

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A drop of each of the following, is placed separately on four slides. Which of them will not coagulate ?

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In which one of the following preparations are you likely to come across cell junctions most frequently ?

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In human body, which one of the following is anatomically correct ?

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In the human female, menstruation can be deferred by the administration of :

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Compared to a bull a bullok is docile because of:-

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Which one of the following mammalian cells is not capable of metabolizing glucose to carbon-dioxide aerobically ?

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Which one of the following is a fat-soluble vitamin and its related deficiency disease ?

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Which one of the following elements is not an essential micronutrient for plant growth ?

asked Jul 26, 2018 by pady_1

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Which one of the following is surrounded by a callose wall ?

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Which of the following is a flowering plant with nodules containing filamentous nitrogen-fixing microorganism ?

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Which one of the following pairs, is not correctly matched ?

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The wavelength of light absorbed by Pr form of phytochrome is:-

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All enzymes of TCA cycle are located in the mitochondrial matrix except one which is located in inner mitochondrial membranes in eukaryotes and in cytosol in prokaryotes. This enzyme is:-

asked Jul 26, 2018 by pady_1

2 answers

The first acceptor of electrons from an excited chlorophyll molecule of photosystem II is:-

asked Jul 26, 2018 by pady_1

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Passage cells are thin-walled cells found in:-

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The finches of Galapogas islands provide an evidence in favour of

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If you are asked to classify the various algae into distinct groups, which of the following characters you should choose ?

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Two plants can be conclusively said to belong to the same species if they :

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In the prothallus of a vascular cryptogam, the antherzoids and eggs mature at different times. As a result :

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Wich one of the following is a slime mould ?

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If the mean and the median pertaining to a certain character of a population are of the same value, the following is most likely to occur :

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Select the wrong statement from the following :

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Darwins theory of pangenesis shows similarity with theory of inheritance of acquired characters then what shall be correct according to it : -

asked Jul 20, 2018 by pady_1

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Occurence of endemic species in south america and Australia due to : -

asked Jul 20, 2018 by pady_1

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During regeneration, modification of an organ to other organ is known as : -

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Forecomming generations are less adaptive than their parental generation due to : -

asked Jul 20, 2018 by pady_1

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In lederberg's replica plating experiment what shall be used to obtain streptomycin resistant strain : -

asked Jul 20, 2018 by pady_1

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