Biology Exam Question Papers

Research Methodology and Statistics Ph.D Entrance Test (Model Question Paper Part – 2/3)


Statistics Ph.D Entrance

Ph.D. ENTRANCE EXAMINATION
MODEL QUESTION PAPER

RESEARCH METHODOLOGY & STATISTICS

Set – 2 / 3

(1). Explain the ethics involved in scientific research and publications. What is the role of ethical committees in this process?

(2). Describe the importance of layout, structure and language in the different types of research reports. Highlight the differences.

(3). Differentiate between survey and experiment.

(4). Discuss the role of computers in research.

(5). What do you mean by research? Explain about different types of research.

Continue reading

Biology Exam Question Papers

Research Methodology and Statistics Ph.D Entrance Test (Model Question Paper Part – 1/3)


Statistics Ph.D Entrance

Ph.D. ENTRANCE EXAMINATION
MODEL QUESTION PAPER

RESEARCH METHODOLOGY & STATISTICS

Set – 1 / 3

(1). Discuss the importance of illustrations, graphs and photographs in research papers.

(2). What is the relevance of questionnaires in data collection and interpretation?

(3). Differentiate between correlation and regression analysis.

(4). What is Chi-Square test? Explain its significance in statistical analysis of any research problem.

(5). Add a short note on negative and positive correlation.

Continue reading

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.

Continue reading

Biology Exam Question Papers

Zoology Ph.D Entrance Examination 2015 Question Paper (Kerala University)


Zoology PhD Entrance Papers

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

ZOOLOGY

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 are biosensors? What is their role in health care management?

(2). Write brief note on food toxicological agents.

(3). Write an account on how backwater tourism activities affect the aquatic ecosystem.

(4). Explain the pros and cons of genetic transplant and GM products.

(5). Describe the steps in cellular protein synthesis.

Continue reading

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.

Continue reading