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Free download in PDF Applications of Biotechnology Multiple Choice Questions (MCQs) with Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like NEET, AIIMS, JIPMER etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
The technique of obtaining large number of plantlet by tissue culture method is called
[A]
Plantlet culture
[B]
Micropropagation
[C]
Organ culture
[D]
Macropropagation
(2)
Maximum application of animal cell culture technology today is in the production of
[A]
Insulin
[B]
Interferons
[C]
Edible proteins
[D]
Vaccines
(3)
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: Cellular totipotency
(4)
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: These obtained from different parents and for one antigen
(5)
Two bacteria found to be very useful in genetic engineering experiments are
[A]
Nitrobacter and Azotobacter
[B]
Rhizobium and Diplococcus
[C]
Nitrosomonas and Kliebsiella
[D]
Escherichia and Agrobacterium
Answer: Escherichia and Agrobacterium
(6)
A genetically engineered microorganism used successfully in bioremediation of oil spills is a species of
[A]
Trichoderma
[B]
Bacillus
[C]
Xanthomonas
[D]
Pseudomonas
(7)
Probiotics are
[A]
cancer inducing microbes
[B]
safe antibiotics
[C]
new kind of food allergens
[D]
live microbial food supplement
Answer: live microbial food supplement
(8)
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
(9)
Insect resistant transgenic cotton has been produced by inserting a piece of DNA from
[A]
An insect
[B]
A bacterium
[C]
A wild relative of cotton
[D]
A virus
(10)
Hybridoma technology has been successfully used in
[A]
Production of somatic hybrids
[B]
Synthesis of monoclonal antibiotics
[C]
Synthesis of haemoglobin
[D]
Pproduction of alcohol in bulk
Answer: Synthesis of monoclonal antibiotics
(11)
During “gene cloning” which is called as “gene taxi”?
[A]
Vaccine
[B]
Plasmid
[C]
Bacterium
[D]
Protozoa
(12)
Name the drug used in cancer treatment produced by using biotechnology
[A]
Terramycin
[B]
HGH
[C]
Interferon
[D]
TSH
(13)
Cultivation of Bt cotton has been much in the news. The prefix Bt means
[A]
”Barium treated”cotton seeds
[B]
”Bigger thread” variety of cotton with better tensile strength
[C]
Produced by “Biotechnology”using restriction enzymes and ligases
[D]
Carrying an endotoxin gene from Bacillus thrungienesis
Answer: Carrying an endotoxin gene from Bacillus thrungienesis
(14)
The first antibiotic was discovered by
[A]
Louis Pasteur
[B]
R.Koch
[C]
TW.Fleming
[D]
A.Fleming
(15)
In transgenics, expression of transgene in target tissue is determined by
[A]
Transgene
[B]
Promoter
[C]
Reporter
[D]
Enhancer
(16)
Terminator gene
[A]
Help in terminating flowering
[B]
Help in terminating seed germination
[C]
Used in hybridization
[D]
None of these
Answer: Help in terminating seed germination
(17)
First biochemical to be produced commercially by microbial cloning and genetic engineering
[A]
Human insulin
[B]
Penicillin
[C]
Interferons
[D]
Fertility factor
(18)
Golden rice is a transgenic crop of the future with the following improved trail
[A]
Insect resistance
[B]
High lysine content
[C]
High protein content
[D]
High vitamin-A content
Answer: High vitamin-A content
(19)
Bacillus thuringiensis (Bt) strains have been used for designing novel
[A]
Biofertilizers
[B]
Bio-metaluurgical techniques
[C]
Bio-mineralization process
[D]
Bio-insecticidal plants
Answer: Bio-insecticidal plants
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