Biology Exam Question Papers

Biotechnology Ph.D Entrance Test Question Paper 2015 (Kerala University)


Biotechnology PhD Entrance Paper

KERALA UNIVERSITY Ph.D. ENTRANCE EXAMINATION – 2015
FACULTY OF APPLIED SCIENCES

BIOTECHNOLOGY

Time: 140 Minutes                                                                            Maximum Marks: 160

Note: Answer any twelve questions from Section B and one question from Section C in the subject concerned. In Section B, each question carries 10 marks. Section C carries 40 marks. In Section B an answer should not exceed 100 words. In Section C, an answer should not exceed 500 words.

SECTION – B

(1). Comment on A, B, Z forms of DNA. Discuss their structural features.

(2). What are retrotransposons? Comment on their applications.

(3). Discuss the various types of repetitive sequences in DNA. Comment on their utilities.

(4). Discuss the various types of mechanisms involved in post translational modifications.

(5). Discuss the various stages in a typical bioprocess and comment on the significance of each stage.

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Biology Exam Question Papers

Biotechnology Ph.D Entrance Test Question Paper 2013 (Kerala University)


Biotechnology PhD Entrance Paper

KERALA UNIVERSITY Ph.D. ENTRANCE EXAMINATION – 2013
FACULTY OF APPLIED SCIENCES

BIOTECHNOLOGY

Time: 140 Minutes                                                                            Maximum Marks: 160

Note: Answer any twelve questions from Section B and one question from Section C in the subject concerned. In Section B, each question carries 10 marks. Section C carries 40 marks. In Section B an answer should not exceed 100 words. In Section C, an answer should not exceed 500 words.

SECTION – B

(1). What is Ramachandran plot? Describe the structural details and principles based on which Ramachandran plots are constructed. Add a note on its applications.

(2). Phage derived vectors and artificial chromosomes are preferred rather than plasmids for constructing genomic libraries of eukaryotes. Explain.

(3). Explain the molecular mechanisms by which Ti plasmid of Agrobacterium tumefacience is transferred to the plants causing tumour.

(4).  Compare the following :

a.  Eukaryotic and prokaryotic promoters

b.  Eukaryotic and prokaryotic ribosomes

c.  Eukaryotic and prokaryotic RNA polymerases

d.  Eukaryotic and prokaryotic DNA polymerases

(5).  Explain a theoretical background of pulse field electrophoresis.

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Biology Exam Question Papers

Kerala University Biotechnology Ph.D Entrance Examination 2009 Question Paper (Download PDF)


Biotechnology PhD Entrance Paper

KERALA UNIVERSITY Ph.D. ENTRANCE EXAMINATION
NOVEMBER 2009
FACULTY OF APPLIED SCIENCES

BIOTECHNOLOGY

Time: 140 Minutes                                                                            Maximum Marks: 160

Note: Answer any twelve questions from Section B and one question from Section C in the subject concerned. In Section B, each question carries 10 marks. Section C carries 40 marks. In Section B an answer should not exceed 100 words. In Section C, an answer should not exceed 500 words.

SECTION – B

(1). Write notes on: (a). Mitotic spindle, (b). Pasteurization, (c). Noncompetitive inhibition

(2). Explain the role of plant tissue culture in secondary metabolite production.

(3). Explain different models of plasma membrane.

(4). What is PCR? Explain briefly different types of PCR. Write two applications of PCR.

(5). Describe the structural composition of gram positive bacteria. How it is different from that of gram negative bacteria?

(6). What are GMOs? Add a not on Bt cotton.

(7).  Define:

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Biotechnology Eligibility Test Preparation

DBT BET JRF 2018 Original Solved Question Paper with Answer Key (Download PDF)


DBT JRF 2018 Question Paper

Original (original) Previous Year (old) Solved Question Paper of DBT BET JRF 2018 Examination (Department of Biotechnology- Biotechnology Eligibility Test – Junior Research Fellowship) with Answer Key and Explanations as PDF. DBT BET JRF aspirants can download the question paper as single PDF file for your exam preparation. Please feel free to inform the Admin if you find any mistakes in the answer key provided.

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