MCQ on Biotechnology and Its Applications

1. Golden rice is a transgenic crop of the future with the following improved trait. 

a) Insect resistance
b) High protein content
c) High vitamin A content
d) High lysine content

Answer: c) High vitamin A content

2. DNA fingerprinting refer to 

a) Techniques used for identification of fingerprints of individuals
b) Molecular analysis of profiles of DNA samples
c) Analysis of DNA samples using imprinting devices
d) Techniques used for molecular analysis of different specimens of DNA

Answer: b) Molecular analysis of profiles of DNA samples

3. The technique of obtaining large number of plantlet by tissue culture method is called 

a) Plantlet culture
b) Micropropagation
c) Organ culture
d)Macropropagation

Answer: b) Micropropagation

4. Maximum application of animal cell culture technology today is in the production of 

a) Insulin
b) Interferons
c) Edible proteins
d) Vaccines

Answer: d) Vaccines

5. In tissue culture medium, the embryoids formed from pollen grains is due to 

a) Organogenesis
b) Cellular totipotency
c) Double fertilization
d) Test tube culture

Answer: b) Cellular totipotency

6. What is true for monoclonal antibodies? 

a) These antibodies obtained from one parent and for one antigen
b) These obtained from many parents and for many antigens
c) These obtained from different parents and for one antigen
d) These obtained from one parent and for many antigens

Answer: c) These obtained from different parents and for one antigen

7. Two bacteria found to be very useful in genetic engineering experiments are 

a) Nitrobacter and Azotobacter
b)Rhizobium and Diplococcus
c) Nitrosomonas and Klebsiella
d) Escherichia and Agrobacterium

Answer: d) Escherichia and Agrobacterium

8. A genetically engineered microorganism used successfully in bioremediation of oil spills is a species of 

a) Trichoderma
b) Bacillus
c) Xanthomonas
d) Pseudomonas

Answer: d) Pseudomonas

9. Probiotics are 

a) cancer inducing microbes
b) safe antibiotics
c) new kind of food allergens
d) live microbial food supplement

Answer: d) live microbial food supplement

10. In order to obtain virus free plants through tissue culture the best method is 

a) meristem culture
b) protoplast culture
c) anther culture
d) embryo rescue

Answer: a) meristem culture


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