jkbose.co.in : Class XII Biotechnology Question Paper Model Jammu & Kashmir State Board of School Education

Name of the Board : Jammu & Kashmir State Board of School Education
Name of the Exam : Class XII
Subject : Biotechnology
Year : 2010
Document Type : Model Question Paper
Website : jkbose.co.in

Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/jkbose.co.in/7007-Biotechnology.pdf

JKBOSE Biotechnology Model Question Paper

For Kashmir Division 2010 Regular Exam Only :
Subject : Biotechnology
Maximum Marks : 60
Time Allowed : 3 Hours (Fifteen Minutes Extra to read the question paper)

Related / Similar Question Paper : JKBOSE Class XII Electronics Question Paper

Do questions from Part A or Part B or from both Part A and B Part of maximum 60 marks as per your preparation.

Part A

Long Answer Type Questions :
1. Describe briefly Tertiary and Quaternary structure of Proteins.
Or
Give the role of Enzymes in Diagnostic arrays.
2. Give the classification of Proteins based upon their functional groups.
Or
Describe briefly the Beta thalasaemia and Sickel cell Anaemia.
3. Name and explain the various steps involved in recombinant-DNA technology.
Or
Describe in detail the method involved in the construction of CDNA Library.
4. Describe in detail the method of PCR technique and its applications.
Or
Explain in brief Southern blotting technique and its applications.
5. Define Genomics and discuss Human Genome Project.
‘ Or
Define Bioinformatics and its application in Biological Sciences. 5

Part B

Short Answer Type Questions :
6. Write short note on Secondary structure of Proteins. 3
7. What are Intra-cellular and Extra-cellular Proteins ? 3
8. Write a short note on Restriction Enzymes. ‘ 3
9. Briefly explain “DNA probes”. 3
10. Define Genome. Give two applications of Genome research. 3
11. Explain the term “ELSI”. I 3
12. What is C-value Paradox ? I 3
(Very Short Answer Type Questions)
13. The following very short answer type questions of two marks, each may be answered
in a few words or few sentences or as may be required.
(a) Write down the importance of Proteins. 2
(b) What do you mean by SAGE map ? 2
(c) Name some Genetic diseases. 2
(d) What is Genome similarity ? 2

Objective Type Questions :
14. Choose the correct/most appropriate answer and write it in your Answer-book :
(i) The active form of Chymotrypsin is called
A. a-chymotrypsin
B. B-chymotrypsin
C. Zymogen
D. Chymotrypsinogen.

(ii) Protein structure is determined by using which of the following methods ?
A. DNA technology
B. Computer
C. NMR
D. None of these.

(iii) Who invented PCR ‘?
A. E.M. Southern
B. Kary Mullis
C. Maxam and Gilbert
D. Paul-Ber.

(iv) Which of’the following has least Protein ef?ciency ratio value ?
A. Wheat Protein
B Rice Protein
C. Soya Protein
D d All of these.

(v) Who used the term Genomics ?rst ?
A. H {Vinkler
B T. Roderick
C. NCBI
D. None of these. 1

(vi) PDB (Protein Data Bank) is
A. Primary Database
B. Secondary Database
C. Tertiary Database
D. None of these. 1

Part C

Long Answer Type Questions :
1. Describe the main steps used for raising Microbial culture.
Or
Discuss in detail the Downstream processing used for products recovery and purification. 5
2. Explain in detail the main steps involved for regeneration of Plants by Tissue culture. Support your answer with the help of suitable diagrams.
Discuss Direct gene transfer methods in Plant cells. 5
3. Write a detailed account of Molecular Pharming.
Or
Describe Bioethics in Plant Genetic engineering. 5
4. Give a brief account on the equipments required for developing Animal cell culture.
Or
Discuss the characteristics of Animal cell growth in Culture. 5
5. Write a detailed account of Gene therapy with reference to Human beings.
Or
Describe in detail the role of Embryonic stem cell culture. 5

Long Answer Type Questions:
1. Reproduction generally involves two parents. Does it occur uniparently. How? OR
Assisted reproductive techniques bring hope to infertile couples. Explain How. 5Marks
2. Describe Darwins theory of Natural Selection.
OR Sex is generally determined by chromosomes of an organism .Does environment also determines sex. Illustrate with examples. 5 Marks SECTION B
Short Answer Type Questions:
3. What changes occur in the uterus of a human female if the ovum does not receive a sperm? 3 Marks
4. What phenotypic symptoms are produced in an individual due to trisomy of 21st chromosome? 3 Marks
6. How Genetic engineering helps in producing pest resistant crops? 3 Marks