Biotechnology And Its Applications Questions

31 Practice QuestionsStart Practicing Now

[Medium]Genetically modified plants engineered to tolerate abiotic stresses would be expected to grow successfully under which of the following adverse condit...
[Medium]When a radioactively or fluorescently labelled single-stranded probe binds a mutated gene on a patient's DNA, this molecular diagnostic principle is k...
[Easy]Which broad goal of modern biotechnology aims to reduce the use of chemical pesticides while increasing crop yield through genetically engineered pest...
[Hard]Transgenic animals are commonly created in biological research for several defined purposes; which of the following is NOT a recognised application of...
[Medium]In the gene therapy used for adenosine deaminase deficiency, why must the corrective treatment be administered repeatedly rather than offering a perma...
[Hard]A clinician begins a PCR-based diagnostic test with a single double-stranded DNA molecule; how many copies will theoretically be present after ten com...
[Easy]The unauthorised exploitation of bio-resources and traditional knowledge of a nation by companies without proper authorisation or compensation is best...
[Easy]The diagnostic technique ELISA, widely used to detect pathogens in a patient sample, fundamentally relies on the specific interaction between which tw...
[Easy]Genetically engineered Golden Rice was developed primarily to combat a widespread deficiency by enriching the grain with a precursor of which essentia...
[Hard]The crystalline Cry protein ingested by an insect remains inactive until it is converted into an active toxin under which specific condition of the in...
[Easy]In India, the organisation responsible for approving genetically modified research and the safety of introducing GM organisms for public services is a...
[Medium]The first genetically modified food crop approved for commercial sale, engineered for delayed ripening and longer shelf life, was which of the followi...
[Medium]In recombinant DNA production of human insulin in bacteria, the two polypeptide chains are synthesised separately and later joined by forming which ty...
[Medium]During the maturation of proinsulin into functional insulin within the human body, which specific segment is enzymatically removed from the prohormone...
[Medium]RNA interference used to develop nematode-resistant tobacco plants protects them specifically against the parasitic infestation caused by which organi...
[Easy]Gene therapy was first clinically attempted in 1990 on a young patient suffering from an inherited deficiency of which particular enzyme?...
[Medium]The transgenic cow named Rosie became famous for producing nutritionally enriched milk that contained an enhanced level of which human protein?...
[Medium]Early and reliable detection of an HIV infection in a suspected patient is most sensitively achieved through the application of which technique?...
[Medium]The first recombinant human insulin made commercially available for therapeutic use was marketed under which of the following trade names?...
[Easy]The cry genes introduced into transgenic cotton plants to provide protection against bollworm attack are originally derived from which microorganism?...
[Easy]Use of Trichoderma in agriculture primarily targets:...
[Medium]A PCR starts with 500 template molecules. After 5 perfect cycles, theoretical double-stranded product count is:...
[Hard]Cas9 nuclease creates which type of DNA break guided by sgRNA?...
[Medium]Variable number tandem repeats (VNTRs) are useful because they:...
[Medium]Somatic gene therapy aims to:...
[Hard]Embryonic stem cells derived from the inner cell mass are described as:...
[Medium]Sparger in stirred-tank bioreactor primarily provides:...
[Easy]Bt cotton resists insect pests due to expression of:...
[Medium]Selectable marker in plasmid vectors commonly confers:...
[Easy]DNA polymerase used in PCR is heat-stable because it is sourced from:...
[Easy]Restriction endonucleases recognize specific sequences and perform:...