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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CBSE Class 12 Biotechnology Sample Paper Set B with Answers

How to download CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A in PDF?

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.

Why should you solve CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A?

a) This is new Set from Class 12 Bio Technology Sample Papers and has questions which are different from other sets.
b) As you will do more sets and also refer to Class 12 Bio Technology Question Papers, then it will help you understand the type of questions asked in exams.
d) Compare your score of each set to understand your weak areas in Class 12 Bio Technology.
e) Solving this paper which also has MCQ questions for Class 12 Bio Technology will make you faster and better at answering questions.

What should you do after solving CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A?

a) Check your answers with the solutions given in the downloaded sample paper in PDF of Class 12 Bio Technology.
b) Class 12 students should try to find where you made mistakes and learn from them.
c) If a question was hard, read the concepts in NCERT book for Class 12 Bio Technology and then practice it again to get better.
d) Solve more sets of sample papers for Class 12 Bio Technology to improve even more.

Where can I download CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A in Pdf

You can download CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A from StudiesToday.com

How can I improve my scores by solving CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A

Regular practice of sample question paper given on studiestoday for CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A can help you to score better marks in exams

Are there any websites that offer free CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A

Yes, studiestoday.com provides all latest CBSE Class 12 Bio Technology Sample Papers with answers based on the latest format issued for current academic session

Are mock CBSE Class 12 Biotechnology Sample Paper 2017 Solved Set A available in multiple languages

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