HSSC Senior Scientific Asst. / Dt.-01-01-2023 Evening Shift (Cat. No.-1,2,5,6,7,8,10)Total Questions: 10051. Teleforensics technology is used in:(a) Voice identification(b) Crime scene management(c) Lie detection(d) None of the aboveCorrect Answer: (b) Crime scene management52. Which of the following bonds is formed as a result of the reaction of the carboxyl group of one amino acid with the amino group of another amino acid with the elimination of water?(a) Phosphodiester bond(b) Glycosidic bond(c) Peptide bond(d) Hydrogen bondCorrect Answer: (c) Peptide bond53. Identify the basic amino acid from the following:(a) Lysine(b) Glutamic acid(c) Valine(d) TyrosineCorrect Answer: (a) Lysine54. Which purine base is found in RNA?(a) Cytosine(b) Guanine(c) Uracil(d) ThymineCorrect Answer: (b) Guanine55. The technique of transferring DNA molecules separated by gel electrophoresis to the nitrocellulose or nylon membrane is called:(a) Western blot(b) Northern blot(c) Southern blot(d) None of the aboveCorrect Answer: (c) Southern blot56. The length of the DNA associated with a protein is determined using the technique-(a) DNA printing(b) DNA replication(c) DNA fingerprinting(d) DNA footprintingCorrect Answer: (d) DNA footprinting57. Stereoscopic microscope transmits(a) virtual images(b) real images(c) twin images(d) point imagesCorrect Answer: (c) twin images58. Exogenous fluorescent molecules usually used in fluorescence microscopy are known as-(a) paints(b) fluorescence dyes(c) enamels(d) Both (b) and (c)Correct Answer: (b) fluorescence dyes59. Which of the following performs dual function in epi-illumination?(a) Field lens(b) Collector lens(c) Barrier filter(d) Objective lensCorrect Answer: (d) Objective lens60. Which microscope has found wide applications for the examination of birefringent materials present in soil?(a) Comparison microscope(b) Stereoscopic microscope(c) Polarizing microscope(d) Compound microscopeCorrect Answer: (c) Polarizing microscopeSubmit Quiz« Previous12345678910Next »
