JNU Previous 3 Years Question Papers JNUEE & CEEB : Jawaharlal Nehru University Delhi

Name of the Organisation : Jawaharlal Nehru University (jnu.ac.in)
Type of Paper : Previous 3 Years Question Papers of JNUEE & CEEB
Location : Delhi

Website : http://www.jnu.ac.in/

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Previous Year Question Papers :
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Sample Paper For M.Sc. Biotechnology Combined Entrance Examination 2013 :
Time Allowed : 3 hours
Maximum Marks : 240

Instructions For Candidates :
Candidates must read carefully the following instructions before attempting the Question Paper
(i) Write your Name and Registration Number in the space provided for the purpose on the top of this Question Paper and in the Answer Sheet.
(ii) Please darken the appropriate Circle of Question Paper Series Code on the Answer Sheet.
(iii) The Question Paper is divided into two Parts: Part-A and Part-B. Both Parts have multiple-choice questions. All answers are to be entered in the Answer Sheet provided with the Question Paper for the purpose by darkening the correct choice, i.e., (a) or (b) or (c) or (d) with BALLPOINT PEN only against each question in the corresponding circle.
(iv) Part-A consists of 60 questions and all are compulsory. Answer all the questions in the Answer Sheet provided for the purpose. Each correct answer carries 1 mark. There will be negative marking and 14 mark will be deducted for each wrong answer.
(v) Part-B consists of 100 questions consisting Biological and Physical Sciences. Answer any 60 questions. Each correct answer carries 3 marks. There will be negative marking and 1 mark will be deducted for each wrong answer. In case any candidate answers more than the required 60 questions, the first 60 questions attempted will be evaluated.
(vi) Answer written by the candidates inside the Question Paper will not be evaluated.
(vii) Calculators and Log Tables may be used.
(viii) Pages at the end have been provided for Rough Work.
(ix) Return the Question Paper and Answer Sheet to the Invigilator at the end of the Entrance Examination.

Part-A :
Answer all questions :
Question 1 : Endodermis in plants is modified parenchyma tissue. Which of the following combinations of molecules depicts composition of its cell wall material- —
(a) Cellulose, pectin, hemicellulose
(b) Cellulose, pectin, hemicellulose, cutin
(c) Cellulose, pectin, hemicellulose, lignin
(d) Cellulose, pectin, hemicellulose, suberin

Question 2 : Endosperm contains:
(a) one nucleus per cell
(b) two nuclei per cell
(c) three nuclei per cell
(d) four nuclei per cell

Question 3 : Which one of the following is a synthetic auxin- —
(a) IAA
(b) GA
(c) IBA
(d) NAA

Question 4 : One of the important consequences of geographical isolation is
(a) preventing speciation
(b) speciation through reproductive isolation
(c) random creation of new species
(d) no change in the isolated fauna

Question 5 : Bacterial growth in the logarithmic/ exponential phase is expressed as a power of 2, i.e., 2n. If the value of n is 11, then what would be the number of cells in the culture- —
(a) 1100
(b) 1024
(c) 512
(d) 2048

Question 6 : Protein synthesis will be inhibited by chloramphenicol in
(a) chloroplasts, mitochondria, E. coli
(b) chloroplasts, mitochondria, yeast cells
(c) chloroplasts, mitochondria, amoebae
(d) chloroplasts, mitochondria, lymphocytes

Question 7 : Which urinary pathogen ‘swarms’ across agar surfaces and may cause bladder and renal calculi (stones)- —
(a) Citrobacter freundii
(b) Enterobacter aerogenes
(c) Proteus mirabilis
(d) Klebsiella oxytoca

Question-8 : Which of the following is not true about bacterial sporulation- —
(a) Sporulation occurs in response to nutritional deprivation or stress
(b) It is representative of bacterial cell differentiation
(c) Sporulation leads to increase in bacterial numbers
(d) Spores are tolerant to desiccation, heat and ultraviolet radiations

Question-9 : Hydroxyproline and hydroxylysine are rare amino acids. These are found in
(a) haemoglobin
(b) casein
(c) collagen
(d) keratin

Question-10 : The final electron acceptor in non -cyclic photophosphorylation is
(a) NADP+
(b) ATP
(c) 02
(d) cytochrome c

Question-11 : Which of the following properties of water make it an ideal solvent in biological systems- —
(a) High heat capacity, high heat of vaporization, high heat of fusion, high surface tension
(b) Low heat capacity, high heat of vaporization, low heat of fusion, high surface tension
(c) High heat capacity, low heat of vaporization, high heat of fusion, low surface tension
(d) Low heat capacity, low heat of vaporization, low heat of fusion, low surface tension

Question-12 : Entropy follows the order
(a) gas > liquid > solid
(b) solid > liquid > gas
(c) solid > gas > liquid
(d) solid = gas = liquid

Question-13 : is the structural and functional unit of the nervous system.
(a) Glial cell
(b) Axon
(c) Neuron
(d) Synapse

Question-14 : Jejunum is
(a) the upper part of the small intestine
(b) the central part of the small intestine
(c) the lower part of the small intestine
(d) the upper part of the large intestine

Question-15 : A shark’s blood is isotonic to the surrounding seawater due to reabsorption of which of the following compounds- —
(a) Ammonia
(b) Uric acid
(c) NaCI
(d) Urea

Question-16 : The correct sequence of spermatogenetic stages in a mature human testis is
(a) spermatogonia-spermatocyte-spermatid-sperms
(b) spermatid-spermatocyte-spermatogonia-sperms
(c) spermatogonia-spermatid-spermatocyte-sperms
(d) spermatocyte-spermatogonia-spermatid-sperms

Question-17 : “All biological catalysts are proteins.” The statement is no more valid because of the discovery of
(a) ribonucleases
(b) ribozymes
(c) abzymes
(d) zymases

Question-18 : The necessary ingredients for DNA synthesis are mixed together in a test tube. The DNA polymerase is from Thermus aquaticus and the template is from a human cell. The DNA synthesized would be
(a) most similar to human DNA
(b) most similar to T. aquaticus DNA
(c) a mixture of T. aquaticus and human DNA
(d) most similar to human RNA

Question-19 : A group of genes which are transcribed together as a unit is called
(a) promoter
(b) operon
(c) operator
(d) repressor

Question-20 : Which of the following statements is not correct with respect to DNA replication- —
(a) RNA primer is required for both leading and lagging strand syntheses
(b) The synthesis of lagging strand begins after the synthesis of the leading strand
(c) Okazaki fragments are formed both in eukaryotic as well as prokaryotic DNA replication
(d) The 3′ -OH end of either DNA or RNA can function as primer for DNA polymerase

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