Introduction to Biotechnology MCQ Questions & Answers

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The principle of transformation was given by

A) Griffith B) Hersey and Chase C) Avery D) McCarty

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

What is true about Bt toxin?

A) Bt protein exists as active toxin in the Bacillus B) The activated toxin enters the ovaries of the pest to sterilise it and thus prevent its multiplication C) The concerend Bacillus has antitoxins D) The inactive protoxin gets converted into active form in the insect gut

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Answer & Solution

Answer: Option D

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Glyoxylate pathway was discovered by

A) Krebs B) Kornberg and Krebs C) Beevers D) Slater

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Answer & Solution

Answer: Option B

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Who for the first time resolved that the nuclei are composed of exclusively nucleic acid?

A) Hargovind Khorana B) F. Miescher C) J. D. Watson and F. Crick D) A. Kornberg

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Answer & Solution

Answer: Option B

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The intron splicing was studied in detail by

A) Marshall Nirenberg B) Matthew Mselson C) Thomas Cech D) Hargovind Khorana

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Answer & Solution

Answer: Option C

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The microbia used in paper industry are

A) Pseudomonas putida B) Klebsilella plantiola C) E. coli D) Phanerochaete chrysosporium

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Answer & Solution

Answer: Option D

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In order to isolate cDNA for a specified protein from a mice cDNA library prepared in λgt11 vector which of the following methods you will choose for screening?

A) Recombinational B) Immunochemical C) Polymerase chain reaction D) Yeast two hybrid screen

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Answer & Solution

Answer: Option D

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Flavr Savr variety of tomato is a

A) High yielding variety B) Transgenic crop C) Mutated form D) Somaclonal variety

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Answer & Solution

Answer: Option B

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Based upon the features of F factor, Shizuya et al., in 1992 developed a high capacity insert vector, which is very much in use for preparing genomic library of higher organisms. What is the name of the vector?

A) BAC vector B) PAC vector C) YAC vector D) Phagmid vector

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Answer & Solution

Answer: Option A

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In Bt cotton, a transgenic plant, Bt refers to

A) Botanical B) Beta C) Biotechnology D) Bacillus thuringiensis

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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Introduction to Biotechnology MCQ Questions & Answers | Biotechnology