CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A

Bio Technology
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Read and download PDF of CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A designed as per the latest curriculum and examination pattern for Class 12 issued by CBSE, NCERT and KVS. The latest Class 12 Bio Technology Sample Papers have been provided with solutions so that the students can solve these practice papers and then compare their answers. This will help them to identify mistakes and improvement areas in Bio Technology Class 12 which they need to study more to get better marks in Class 12 exams. After solving these guess papers also refer to solved Class 12 Bio Technology Question Papers available on our website to build strong understanding of the subject

Sample Paper for Class 12 Bio Technology Pdf

Students can refer to the below Class 12 Bio Technology Sample Paper designed to help students understand the pattern of questions that will be asked in Class 12 exams. Please download CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A

Bio Technology Class 12 Sample Paper

Section A
1. How is oxygen provided in fermentors?
2. Why is a pilot plant essential in microbial culture works?
3. As a biotechnologist, what would you suggest to a farmer for successful pollination or fertilization in plants.
4. Why do plant cells in culture require nutrient media for growth.
5. Why is splitting of animal cells essential?
6. Name the first drug to be produced by mammalian cell culture?

Section B
7. Which type of restriction enzymes are used in RDT and why?
8. Explain in brief any two types of non-covalent interactions found in proteins.
9. Which type of DNA library would you prefer for liver cells. Give proper explanation for making such a library.
10. How can you maximize protein stability during purification?Write any two parameters for the same.
11. Number of genes is not related to the complexity of an organism.Give reasons. 
12. Calculate the generation time of a bacterial population in which the number of bacteria increase from 104/ml to 107/ml during four hours of exponential growth.
13. Ti plasmid vector of Agrobacteriuntumefaciens is disarmed.Where is the gene of interest incorporated in Ti plasmid?
14. Why are serum and antibiotics essential as growth supplements for animal cells in culture?
 
Section C
15. How are pUC 19 vectors used for the selection of recombinants?
16. Yeast cells have been transformed with Yep vector containing our gene of interest. How would you select the recombinants over cells not containing the plasmid?
17. Describe the principle of MALDI technique. Write its two main uses in protein studies.
OR
What are the principles behind Iso electric focusing and SDS PAGE techniques? Why is 2D electrophoresis better than single dimension electrophoresis?
18. How is an extracellular protein purified from a fermentation medium? Illustrate the steps with a flowchart.
19. What are SNPs?Explain the relevance of studying these citing any two of their important applications.
20. Graphically differentiate between fed batch and continuous cultures. Which type of culture system is most suitable for obtaining maximum amount of cellular products?
21. How does the metagenomics approach help to identify novel genes present in the environment? Explain the process.
22. What are edible vaccines? How are they better than conventional vaccines?Give any two points.
23. What are somatic hybrids?How are they produced?3
24. Give a brief outline of the technique for production of monoclonal antibodies.Why are monoclonal antibodies preferred over serum antibodies in diagnostics and therapeutics?
25. How would you scale up kidney cells grown in culture?

Section D
26. Give reasons for the following:
a) BCAA enriched diet is recommended to atheletes before and after exercise.
b) Give the scientific relevance of usefulness of whey.
27. Why do ddNTPs cause chain termination during Sanger’s DNA sequencing method? Write the DNA fragments formed by chain termination for the given original DNA strand. 3’ ATGCTAGC 5’
OR
How would you detect a specific microbial contamination from a given water sample using PCR. Give a brief explanation of the process.
 
28. Explain how cDNA microarray technique can be used to study cellular response to the environment? Support your answer with a flowchart for the same.
OR
a) Which information can be retrieved from the following databases?
i) EMBL
ii) PDB
iii) PALI
b) Give two reasons for completely sequencing a genome.
 
 

Please click the link below to download CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A

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2020
CBSE Class 12 Biotechnology Boards 2020 Sample Paper Solved
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CBSE Class 12 Biotechnology Sample Paper 2019 Solved
2017
CBSE Class 12 Biotechnology Sample Paper 2017 Set B
CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A
2015
CBSE Class 12 Biotechnology Sample Paper 2015 Set A
2012
CBSE Class 12 Biotechnology Sample Paper 2012 Set A
CBSE Class 12 Biotechnology Sample Paper 2012 Set B
2011
CBSE Class 12 Biotechnology Sample Paper 2011 Set A
CBSE Class 12 Biotechnology Sample Paper 2011 Set B
2008
CBSE Class 12 Biotechnology Sample Paper 2008 Set A
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CBSE Class 12 Biotechnology Sample Paper Set B with Answers
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CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A

We hope you liked the above provided CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A. To get an understanding of the type of questions which were asked in exams, it is important for Class 12 students to understand the way sample Paper are set by teachers. Students can download the Sample Paper for Class 12 Bio Technology which will be coming in the exams so that you can practise them and solve all types of questions that can be asked in exams. By doing CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A you will understand the regular questions and MCQ questions for Class 12 Bio Technology which are always asked. You can download CBSE Class 12 Bio Technology Sample Paper and Class 12 Bio Technology Question Papers in PDF. You should attempt all the last year question paper for Class 12 and Class 12 Bio Technology MCQ Test in examination conditions at home and then compare their answers with the solutions provided by our teachers.

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Yes, mock CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A are available in multiple languages, including English, Hindi