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Biology
Applications of biotechnology
Crystal of Bt toxin produced by some bacteria do not kill the bacteria themselves because 
A. Bacteria are resistant to the toxin  
B. Toxin is immature 
C. Toxin is inactive
D. Bacteria enclose toxin in a special sac
Biology
Applications of biotechnology
What do you mean by Biocompatibility?
1. It is related to the behavior of biomaterials in various contexts.
2. The term refers to the ability of a material to perform with an appropriate host response in a specific situation.
3. It is actually a self-sufficiency of an organism to ensure its ability to withstand the adverse effect during grafting of a particular organ which is present in every animal.
4. Biocompatibility is the capability of a prosthesis implanted in the body to exist in harmony with tissue without causing deleterious changes.
Select the correct answer using the codes given below.
A. 1, 2 and 3
B. 2, 3 and 4
C. 2 and 4
D. 1, 2 and 4
Biology
Applications of biotechnology
What is an institutional biosafety committee?
Biology
Applications of biotechnology
Which of the following varieties of rice has been produced by the hybridisation of Oryza japonica and O. indices?
A. Jagannath
B. Aruna
C. ADT-37
D. Reimei

Biology
Applications of biotechnology
Which kind of standardization or quality mark may you find on fruit products?
A. AGMARK
B. FPO
C. ISI
D. ECO-MARK

Biology
Applications of biotechnology
Some of the steps involved in the production of humulin are given. Choose the correct sequence
(i) Synthesis of a gene (DNA) for human insulin artificially (ii) Culturing recombinant E.coli in bioreactors (iii) Purification of humulin (iv) Insertion of human insulin gene into plasmid (v) Introduction of the recombinant plasmid into E. coli (vi) Extraction of a recombinant gene product from E. coli.

A. (ii), (i), (iv), (iii) (v), (vi)
B. (i), (iii), (v), (vi), (ii), (iv)
C. (i), (iv), (v), (ii), (vi), (iii)
D. (iii), (v), (ii), (i), (vi), (iv)
Biology
Applications of biotechnology
The ‘gene theory’ was presented by
A. Wilson
B. Morgan
C. Mendel
D. Bateson
Biology
Applications of biotechnology
How many documented varieties of Basmati rice are grown in India.
A. 2,00,000
B. 50,000
C. 1000
D. 27
Biology
Applications of biotechnology
Write two significance of bioreactors.
Biology
Applications of biotechnology
The area of application of PCR include
(i) Production of monoclonal antibodies.
(ii) Insertion of recombinant DNA into an organism.
(iii) Diagnosis of a specific mutation.
(iv) Detection of plant pathogens.
(a)(i) and (ii)
(b)(ii) and (iii)
(c)(iii) and (iv)
(d)(i), (ii), (iii), and (iv)
Biology
Applications of biotechnology
Name two commonly used vectors in genetic engineering.
Biology
Applications of biotechnology
Write any two uses of genetically modified plants.
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