Compare and constrast the advantages and disadvantages of production of genetically modified crops.

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(a)

What is gene therapy? Illustrate using the example of adenosine deaminase (ADA?) deficiency.

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(i) What are the three options that can be thought of, to increase food production?
(ii) Mention the reasons for the success of green revolution in increasing food production.
(iii) Why do we still search for other alternatives to increase food production?

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Define transgenic animals. Explain any four areas where they can be utilised.

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List the advantages of recombinant insulin.

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What is meant by the term biopesticide? Name and explain the mode of action of a popular bio-pesticide.

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Name the five tools for accomplishing the tasks of recombinant DNA technology. Also mention the function of each tools. 

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Describe hazards of transgenic animals.

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(a) Name the source of Taq polymerase. Explain the advantage of its use in biotechnology.
(b) Explain the name of the enzyme ADA. Why is this enzyme essential in the human body?
(c) Suggest a gene therapy for its deficiency.

5

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Give one word
(i) Supply of alternative resources to industries In the form of starches fuels & pharmaceuticals.
(ii) New strategy adopted to protect the tobacco Plant infestation by Meloidogyne incognitia.
(iii) Technique based on the principle of antigen antibody interaction
(iv) Uses of bioresources by multinational companies /other organization Without proper authorization from the concerned parties.
(v) Decision making organization regardingvalidity of G.M. resources & the safety of introducing G.M. crops

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