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Chapter:

biotechnology-and-its-applications

1. Name any one symbiotic microorganism which serves as a biofertilizer and mention its specific role.


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2. What is most important factor for growth of pests in stored grains?


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3. Rules of conduct that may be used to regulate our activities in relation to biological world is called ___________.


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4. Read following statements and choose correct statements.

(i) Gene rapy has been tested on a large number of patients with a wider variety of inherited genetic disorders, and in numerous cases it has produced a complete cure.
(ii) Genetic engineering has been used to produce insulin for curing diabetes.
(iii) DNA hybridization is base pairing of DNA from two different sources
(iv) Genetic engineering is a technique of plant breeding.


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5. Gene rapy is an attempt to correct a genetic defect by providing a normal gene into individual. By this normal function can be restored. An alternate method would be to provide gene product (protein/enzyme) known as enzyme replacement rapy, which would also restore function. Which in your opinion is a better option? Give reason for your answer.