Microinjection → Transfection → Electroporation → Retroviral vectors → Transomics is the correct answer to “One of the following is correct sequence to make a transgenic animal”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 2 of 34
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The description of a new organism identified must be submitted to a journal and the name validated before it is formally accepted as a new taxon of prokaryotes. The journal is
Correct Answer: Option B — International journal of systematic and evolutionary microbiology
Detailed Academic Explanation:
International journal of systematic and evolutionary microbiology is the correct answer to “The description of a new organism identified must be submitted to a journal and the name validated before it is formally accepted as a new taxon of prokaryotes. The journal is”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 3 of 34
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The first evidence for the oxidation of inorganic substance by an organism was given by
Correct Answer: Option B — Winogradsky
Detailed Academic Explanation:
Winogradsky is the correct answer to “The first evidence for the oxidation of inorganic substance by an organism was given by”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 4 of 34
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Convention on biological diversity, adopted at the UN Conference on Environment and Development in 1992, aims to curb destruction of
Correct Answer: Option D — All the above
Detailed Academic Explanation:
All the above is the correct answer to “Convention on biological diversity, adopted at the UN Conference on Environment and Development in 1992, aims to curb destruction of”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 5 of 34
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DNA sequencing method was proposed by
Correct Answer: Option C — Sanger
Detailed Academic Explanation:
Sanger is the correct answer to “DNA sequencing method was proposed by”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 6 of 34
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★ FPSC
The Hersey and Chase experiment which offered evidence in support of DNA being the genetic material in bacteriophage made use of the following labeled compounds?
Correct Answer: Option A — Phosphorous and sulfur
Detailed Academic Explanation:
Phosphorous and sulfur is the correct answer to “The Hersey and Chase experiment which offered evidence in support of DNA being the genetic material in bacteriophage made use of the following labeled compounds”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 7 of 34
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Pyrethrum is obtained from
Correct Answer: Option A — Chrysanthemum cinerarifolium
Detailed Academic Explanation:
Chrysanthemum cinerarifolium is the correct answer to “Pyrethrum is obtained from”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 8 of 34
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Bacillus thuringiensis (Bt) strains have been used for designing novel
Correct Answer: Option D — Bioinsecticidal plants
Detailed Academic Explanation:
Bioinsecticidal plants is the correct answer to “Bacillus thuringiensis (Bt) strains have been used for designing novel”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 9 of 34
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Rockefeller group discovered that the extract of dead capsule forming Pneumococci could transform a non-capsulated strain. What transforming material was present in the extract of the dead strain?
Correct Answer: Option C — DNA
Detailed Academic Explanation:
DNA is the correct answer to “Rockefeller group discovered that the extract of dead capsule forming Pneumococci could transform a non-capsulated strain. What transforming material was present in the extract of the dead strain”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 10 of 34
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The principle of transformation was given by
Correct Answer: Option A — Griffith
Detailed Academic Explanation:
Griffith is the correct answer to “The principle of transformation was given by”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 11 of 34
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What is true about Bt toxin?
Correct Answer: Option D — The inactive protoxin gets converted into active form in the insect gut
Detailed Academic Explanation:
The inactive protoxin gets converted into active form in the insect gut is the correct answer to “What is true about Bt toxin”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 12 of 34
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★ FPSC
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★ FPSC
Glyoxylate pathway was discovered by
Correct Answer: Option B — Kornberg and Krebs
Detailed Academic Explanation:
Kornberg and Krebs is the correct answer to “Glyoxylate pathway was discovered by”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 13 of 34
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Who for the first time resolved that the nuclei are composed of exclusively nucleic acid?
Correct Answer: Option B — F. Miescher
Detailed Academic Explanation:
F. Miescher is the correct answer to “Who for the first time resolved that the nuclei are composed of exclusively nucleic acid”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 14 of 34
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The intron splicing was studied in detail by
Correct Answer: Option C — Thomas Cech
Detailed Academic Explanation:
Thomas Cech is the correct answer to “The intron splicing was studied in detail by”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 15 of 34
★ PPSC
★ FPSC
★ PPSC
★ FPSC
The microbia used in paper industry are
Correct Answer: Option D — Phanerochaete chrysosporium
Detailed Academic Explanation:
Phanerochaete chrysosporium is the correct answer to “The microbia used in paper industry are”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 16 of 34
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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?
Correct Answer: Option D — Yeast two hybrid screen
Detailed Academic Explanation:
Yeast two hybrid screen is the correct answer to “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”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 17 of 34
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★ FPSC
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Flavr Savr variety of tomato is a
Correct Answer: Option B — Transgenic crop
Detailed Academic Explanation:
Transgenic crop is the correct answer to “Flavr Savr variety of tomato is a”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 18 of 34
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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?
Correct Answer: Option A — BAC vector
Detailed Academic Explanation:
BAC vector is the correct answer to “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”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 19 of 34
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In Bt cotton, a transgenic plant, Bt refers to
Correct Answer: Option D — Bacillus thuringiensis
Detailed Academic Explanation:
Bacillus thuringiensis is the correct answer to “In Bt cotton, a transgenic plant, Bt refers to”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 20 of 34
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Identify the incorrect match
Correct Answer: Option B — Pasteur ⇔ Blood clotting theory
Detailed Academic Explanation:
Pasteur ⇔ Blood clotting theory is the correct answer to “Identify the incorrect match”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 21 of 34
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Which of the following is India's premier institute is working on DNA fingerprinting?
Correct Answer: Option C — CDFD
Detailed Academic Explanation:
CDFD is the correct answer to “Which of the following is India's premier institute is working on DNA fingerprinting”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 22 of 34
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The first hormone produced artificially by culturing bacteria is
Correct Answer: Option D — Insulin
Detailed Academic Explanation:
Insulin is the correct answer to “The first hormone produced artificially by culturing bacteria is”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 23 of 34
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Virus free plants can be produced from one infected mother plant by micropropagation from
Correct Answer: Option A — Apical meristem culture
Detailed Academic Explanation:
Apical meristem culture is the correct answer to “Virus free plants can be produced from one infected mother plant by micropropagation from”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 24 of 34
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Tobacco mosaic virus (TMV) was first crystallized by
Correct Answer: Option B — W. M. Stanley
Detailed Academic Explanation:
W. M. Stanley is the correct answer to “Tobacco mosaic virus (TMV) was first crystallized by”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 25 of 34
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★ FPSC
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Hirudin gene is inserted in
Correct Answer: Option A — Brassica napus
Detailed Academic Explanation:
Brassica napus is the correct answer to “Hirudin gene is inserted in”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 26 of 34
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Who amongst the following was awarded with the Nobel Prize for the discovery of regulator genes?
Correct Answer: Option D — Jacob, Monad and Lwoff
Detailed Academic Explanation:
Jacob, Monad and Lwoff is the correct answer to “Who amongst the following was awarded with the Nobel Prize for the discovery of regulator genes”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 27 of 34
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What is recombinant DNA technology?
Correct Answer: Option D — Skilful tailoring and manipulation of genetic material
Detailed Academic Explanation:
Skilful tailoring and manipulation of genetic material is the correct answer to “What is recombinant DNA technology”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 28 of 34
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The recent technique used for separating DNA fragment is
Correct Answer: Option D — Southern blotting
Detailed Academic Explanation:
Southern blotting is the correct answer to “The recent technique used for separating DNA fragment is”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 29 of 34
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NEERI stands for
Correct Answer: Option A — National Environmental Engineering Research Institute
Detailed Academic Explanation:
National Environmental Engineering Research Institute is the correct answer to “NEERI stands for”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 30 of 34
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Mauna Loa, in Hawaii is famous for
Correct Answer: Option D — Continuous monitoring of atmospheric CO2 since 1957
Detailed Academic Explanation:
Continuous monitoring of atmospheric CO2 since 1957 is the correct answer to “Mauna Loa, in Hawaii is famous for”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 31 of 34
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The monoclonal antibody technique was developed by
Correct Answer: Option C — Milstein
Detailed Academic Explanation:
Milstein is the correct answer to “The monoclonal antibody technique was developed by”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 32 of 34
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The first humanized monoclonal antibody approved by the US-FDA for targeted treatment of breast cancer was
Correct Answer: Option A — Trastuzumab
Detailed Academic Explanation:
Trastuzumab is the correct answer to “The first humanized monoclonal antibody approved by the US-FDA for targeted treatment of breast cancer was”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 33 of 34
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An American biologist Elizabeth H. Blackburn discovered the molecular structure and nature of which of the following enzyme?
Correct Answer: Option A — Telomerase
Detailed Academic Explanation:
Telomerase is the correct answer to “An American biologist Elizabeth H. Blackburn discovered the molecular structure and nature of which of the following enzyme”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
Question 34 of 34
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Which one of the following pairs is wrongly matched?
Correct Answer: Option A — Alcohol ⇔ Nitrogenase
Detailed Academic Explanation:
Alcohol ⇔ Nitrogenase is the correct answer to “Which one of the following pairs is wrongly matched”. This question is standard in competitive examination syllabi for Introduction To Biotechnology.
💡Key Conceptual Anchor:Introduction To Biotechnology
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Analytical Tools In Biotechnology — Part 1
Master the next curriculum module with 40 exam-standard MCQs.
💡Examiner's Advisory for Biotechnology Engineering
In competitive commission exams (FPSC, PPSC, KPPSC, SPSC, CSS, PMS), questions are frequently phrased with distractor options designed to catch rote learners. Whenever you answer an MCQ, read the Detailed Academic Explanation and Conceptual Anchor to understand why the remaining options are incorrect.