Biotechnology and Its Applications
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Biotechnology and Its Applications
77 questions · Biology · NEET
- Which of the following genetically engineered organisms was used by Eli Lilly to prepare human insulin?2025 · Q11 · MCQ
- What is the fate of a piece of DNA carrying only gene of interest which is transferred into an alien organism? A. The piece of DNA would be able to multiply itself independently in the progeny cells of the organism. B. It may get…2024 · Q22 · MCQ
- Which of the following are fused in somatic hybridization involving two varieties of plants?2024 · Q49 · MCQ
- Match List I with List II Choose the correct answer form the options given below: Includes table2024 · Q57 · MCQ
- The capacity to generate a whole plant from any cell of the plant is called:2024 · Q6 · MCQ
- Which of the following statements is incorrect?2024 · Q74 · MCQ
- Given below are two statements: Statement I : Bt toxins are insect group specific and coded by a gene cry IAc. Statement II : Bt toxin exists as inactive protoxin in B. thuringiensis. However, after ingestion by the insect the inactive…2024 · Q8 · MCQ
- The following diagram showing restriction sites in E. coli cloning vector pBR322. Find the role of ‘X’ and ‘Y’ genes : Includes diagram2024 · Q81 · MCQ
- Following are the steps involved in action of toxin in Bt. Cotton A. The inactive toxin converted into active form due to alkaline pH of gut of insect. B. Bacillus thuringiensis produce crystals with toxic insecticidal proteins. C. The…2024 · Q53 · MCQ
- Which of the following statement is incorrect about Agrobacterium tumifaciens?2023 · Q35 · MCQ
- Which of the following can act as molecular scissors?2023 · Q59 · MCQ
- Match List-I with List-II. Choose the correct answer from the options given below : Includes table2023 · Q82 · MCQ
- In gene gun method used to introduce alien DNA into host cells, microparticles of ________ metal are used.2023 · Q15 · MCQ
- Main steps in the formation of Recombinant DNA are given below. Arrange these steps in a correct sequence. A. Insertion of recombinant DNA into the host cell B. Cutting of DNA at specific location by restriction enzyme C. Isolation of…2023 · Q38 · MCQ
- During the purification process for recombinant DNA technology, addition of chilled ethanol precipitates out2023 · Q9 · MCQ
- Milk of transgenic ‘Cow Rosie’ was nutritionally more balanced product for human babies than natural cow milk because it contained:2022 · Q77 · MCQ
- In the following palindromic base sequences of DNA, which one can be cut easily by particular restriction enzyme?2022 · Q39 · MCQ
- In gene therapy of Adenosine Deaminase (ADA) deficiency, the patient requires periodic infusion of genetically engineered lymphocytes because:2022 · Q72 · MCQ
- Statements related to human Insulin are given below. Which statements is/are correct about genetically engineered Insulin? (a) Pro-hormone insulin contain extra stretch of C-peptide (b) A-peptide and B-peptide chains of insulin were…2022 · Q77 · MCQ
- When gene targetting involving gene amplification is attempted in an individual's tissue to treat disease, it is known as :2021 · Q20 · MCQ
- With regard to insulin choose correct options. (1) C-peptide is not present in mature insulin. (2) The insulin produced by rDNA technology has C-peptide. (3) The pro-insulin has C-peptide (4) A-peptide and B-peptide of insulin are…2021 · Q69 · MCQ
- Which of the following statements is not correct?2020 · Q65 · MCQ
- Match the following columns and select the correct option. Includes table2020 · Q66 · MCQ
- Which of the following glucose transporters is insulin-dependent?2019 · Q51 · MCQ
- In India, the organisation responsible for assessing the safety of introducing genetically modified organisms for public use is2018 · Q40 · MCQ
- Which of the following is commonly used as a vector for introducing a DNA fragment in human lymphocytes?2018 · Q46 · MCQ
- Use of bioresources by multinational companies and organisations without authorisation from the concerned country and its people is called2018 · Q50 · MCQ
- A 'new' variety of rice was patented by a foreign company, though such varieties have been present in India for a long time. This is related to2018 · Q53 · MCQ
- Which part of the tobacco plant is infected by Meloidogyne incognita ?2016 · Q47 · MCQ
- The two polypeptides of human insulin are linked together by2016 · Q48 · MCQ
- Which kind of therapy was given in 1990 to a four-year-old girl with adenosine deaminase [ADA] deficiency ?2016 · Q44 · MCQ
- Golden rice is a genetically modified crop plant where the incorporated gene is meant for biosynthesis of -2015 · Q34 · MCQ
- The introduction of t-DNA into plants involves -2015 · Q35 · MCQ
- In Bt cotton, the Bt toxin present in plant tissue as pro - toxin is converted into active toxin due to :2015 · Q66 · MCQ
- The crops engineered for glyphosate are resistant/ tolerant to :2015 · Q67 · MCQ
- Which body of the Government of India regulates GM research and safety of introducing GM organisms for public services ?2015 · Q68 · MCQ
- The first human hormone produced by recombinant DNA technology is :2014 · Q43 · MCQ
- To obtain virus−free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken ?2014 · Q75 · MCQ
- Tissue culture technique can produce infinite number of new plants from a small parental tissue. The economic importance of the technique is in raising:2013 · Q72 · MCQ
- Which of the following statements is not true about somatic embryogenesis ?2013 · Q73 · MCQ
- RNA interference involves :-2013 · Q76 · MCQ
- Which one of the following vectors is used to replace the defective gene in gene therapy ?2013 · Q77 · MCQ
- Which of the following Bt crops is being grown in India by the farmers ?2013 · Q80 · MCQ
- Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells) :2012 · Q46 · MCQ
- The first clinical gene therapy was given for treating -2012 · Q47 · MCQ
- What is it that forms the basis of DNA Fingerprinting ?2012 · Q48 · MCQ
- Consumption of which one of the following foods can prevent the kind of blindness associated with vitamin 'A' deficiency2012 · Q58 · MCQ
- Which one of the following is a case of wrong matching ?2012 · Q85 · MCQ
- Read the following four statements (A-D) about certain mistakes in two of them : (A) The first transgenic buffalo, Rosie produced milk which was human alpha-lactalbumin enriched. (B) Restriction enzymes are used in isolation of DNA from…2011 · Q45 · MCQ
- Silencing of mRNA has been used in producing transgenic plants resistant to :2011 · Q46 · MCQ
- Bacillus thuringiensis forms protein crystals which contain insecticidal protein. This protein :2011 · Q47 · MCQ
- The process of RNA interference has been used in the development of plants resistant to :2011 · Q81 · MCQ
- Maximum number of existing transgenic animals is of :2011 · Q82 · MCQ
- Which one of the following is now being commercially produced by biotechnological procedures ?2010 · Q37 · MCQ
- The genetically-modified (GM) brinjal in India has been developed for:2010 · Q51 · MCQ
- An improved variety of transgenic basmati rice2010 · Q52 · MCQ
- Genetic engineering has been successfully used for producing –2010 · Q53 · MCQ
- Some of the characteristics of Bt cotton are –2010 · Q54 · MCQ
- Breeding of crops with high levels of minerals, vitamins and proteins is called –2010 · Q88 · MCQ
- What is antisense technology?2009 · Q52 · MCQ
- Polyethylene glycol method is used for :2009 · Q79 · MCQ
- What is true about Bt toxin ?2009 · Q84 · MCQ
- Transgenic plants are the ones -2009 · Q85 · MCQ
- The bacterium Bacillus thuringiensis is widely used in contemporary biology as -2009 · Q86 · MCQ
- Cry I endotoxins obtained from Bacillus thuringiensis are effective against:2008 · Q44 · MCQ
- Human insulin is being commercially produced from a transgenic species of:2008 · Q45 · MCQ
- Main objective of production/use of herbicide resistant GM crops is to:2008 · Q54 · MCQ
- A transgenic food crop which may help in solving the problem of night blindness in developing countries is2008 · Q64 · MCQ
- A genetically engineered micro-organism used successfully in bioremediation of oil spills is a species of-2007 · Q33 · MCQ
- Golden rice is a promising transgenic crop. When released for cultivation, it will help in2006 · Q47 · MCQ
- Bacillus thuringiensis (Bt) strains have been used for designing novel -2005 · Q43 · MCQ
- Golden rice is a transgenic crop of the future with the following improved trait -2005 · Q44 · MCQ
- Production of a human protein in bacteria by genetic engineering is possible because2005 · Q45 · MCQ
- DNA fingerprinting refers to :-2004 · Q41 · MCQ
- ELISA is used to detect viruses, wherethe key reagent is :-2004 · Q42 · MCQ
- The Ti plasmid is often used for making transgenic plants. This plasmid is found in2004 · Q43 · MCQ
- ELISA is used to detect viruses, wherethe key reagent is :-2003 · Q51 · MCQ