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17th December 2014, 01:14 PM
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| Re: JNU Entrance Exam Preparation for MSc Biotech
To pursue M.Sc in Biotechnology course in Jawaharlal Nehru University (JNU), one need complete the graduation in relevant discipline from any recognized Institute. Also, they should qualify the Combined Biotechnology Entrance Test which is conducted by Jawaharlal Nehru University. Candidates get admission on the basis of entrance test score and availability of seats. JNU Entrance Exam Preparation for MSc Biotech Books for Preparation Guide To Biotechnology Entrance Examinations For JNU (CEEB) & IIT JAM Exams. (Chemistry, Physics & Mathematics) By G K Publications Price: Rs.295  M.Sc. Biotechnology: Entrance Examination Guide By R. Gupta’sList Price: Rs.495 Our Price: Rs.457  Biotechnology And Biochemistry Post-Graduate Entrance Examination Guide By R. Gupta’s Price: Rs.340  JNU M Sc Biotechnology Combined Entrance Questions 1. Which of the following antibiotics acts by inhibiting bacterial cell wall synthesis? a) Penicillin b) Amphotericin c) Puromycin d) Erthryromycin 2. End labelling of DNA fragment is a prerequisite for Maxam Gilbert method of DNA sequencing. Which of the following enzymes is used in accomplishing this? a) Ligase b) Taq polymerase c) Restriction enzyme d) Polynucleotide kinase 3. Which of the following states of chromatin is normally associated with active genes? a) Euchromatin b) Facultative heterochromatin c) Constitutive heterochromatin d) Centromeric heterochromatin 4. Which of the following sequence correctly describes the cell cycle? a) G 1 phase: G 2 phase : Mitosis: Cytokinesis b) Mitosis: G 1 phase: G 2 phase : Cytokinesis c) : Cytokinesis: Mitosis: G 1 phase: G 2 phase : d) S phase: G 2phase: Mitosis: Cytokinesis :G 1 phase 5. The peptide hormone involved in controlling blood pressure is a) Testosterone b) Oxytocin c) Vassopressin d) Interferon B 6. Microtubules are made up of one of the following proteins a) Albumin b) Globulin c) Gelsolin d) Tubulin 7. Structure of which of the following antibiotics is similar to aminoacyl t RNA? a) Puromycin b) Streptomycin c) Chloramphenicol d) Cycloheximide 8. Which one of the following does not inhibit protein synthesis a) Puromycin b) Oligomycin c) Cycloheximide d) Chloromphenicol 9. The Ames test is used to determine if a chemical a) increases the rate at which a bacterial cell divides b) Decreases the number of cells in a culture c) Is a potential mutagen d) decreases the ability of a cell to photosynthesize 10. The type of silencing involved in miRNA is a) Replicational b) Transcriptional c) Post Transcriptional d) Post Translational Learn more: Topic Wise Biology MCQs / Biotechnology MCQs/ Biotechnology Exam Questions Answers 1. a) Penicillin 2. d) Polynucleotide kinase 3. a) Euchromatin 4. d) S phase: G 2phase: Mitosis: Cytokinesis :G 1 phase 5. c) Vassopressin 6. d) Tubulin 7. a) Puromycin 8. b) Oligomycin 9. c) Is a potential mutagen 10. c) Post Transcriptional JNU Combined Biotechnology Entrance Examination Previous Questions 1. The maximum frequency of recombination of genes at two loci can be (JNU 2010) a) 25% b) 50% c) 75% d) 100% 2. The resolution of compound microscope can be enhanced by using a) light of shorter wavelength b) light of long wavelength c) light of variable wavelength d) smaller numerical aperture 3. A child had difficulty in breathing and was suspected of having severe asthma. An elevated number of which cells in a routine blood panel might support this diagnosis? a) Eosinophils b) Monocytes c) Basophils d) Neutrophils 4. N acetylmuramic acid is a component of a) Bacterial cellwall b) Fungal cell wall c) Chloroplast membrane d) Mitochondrial membrane 5. In a eukaryotic chromosome, DNA replication is initiated at a) centromere and continues towards the telomere b) multiple points all along the DNA c) centromer and telomere d) telomere and continues towards the centromere 6. The linkage found between sugar and base in RNA and DNA is a) ester b) O glycosidic c) N glycosidic d) phosophodiester 7. Which of the following does not participate in the formation of antigen antibody complex? a) Hydrophobic bond b) Covalent bond c) Hydrogen bond d) Electostatic interaction 8. Which is true of bacteria? a) Bacteria lack DNA b) Mitochondria and nuclear membrane are present c) RNA acts as genetic material d) Nuclesoid is the region which contains DNA 9. Staphlococcus aureus is a skin pathogen and produces coagulase enzyme that clots fibrinogen in plasma. This result in a) lysis of the pathogen b) lysis of phagocytes c) rapid spread of the pathogen d) protection of the pathogen from phagocytosis 10. Euglenoids are unique among the algae because of their ability a) to produce lipids b) to produce carbondioxide c) to practice photosynthesis d) to synthesise proteins Answers 1. b) 50% 2. a) light of shorter wavelength 3. a) Eosinophils 4. a) Bacterial cellwall 5. b) multiple points all along the DNA 6. c) N glycosidic 7. b) Covalent bond 8. d) Nuclesoid is the region which contains DNA 9. d) protection of the pathogen from phagocytosis 10. b) to produce carbondioxide |