Biology
Genetic Engineering and Biotechnology
2,033 Questions
Genetic engineering and biotechnology involve modifying organism DNA to develop transgenic crops, medical treatments, and industrial solutions. This field covers essential techniques like hybridoma technology, molecular markers, and gene transfer in eukaryotic cells. These biology topics are essential for aspirants preparing for various competitive examinations.
Genetic engineering techniquesTransgenic organismsIndustrial biotechnologyGMOs and bioremediation
Genetic Engineering and Biotechnology Questions
What is the term used to describe the process of modifying an organism's DNA using precise techniques?
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Genetic engineering
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Selective breeding
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Artificial selection
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Gene editing
D
Correct answer
Explanation
Gene editing involves the use of precise techniques to modify an organism's DNA. This technology allows scientists to make targeted changes to the genetic code, potentially correcting genetic defects or introducing new traits.
What is the term used to describe the transfer of genetic material from one organism to another?
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Genetic engineering
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Selective breeding
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Artificial selection
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Gene transfer
D
Correct answer
Explanation
Gene transfer involves the transfer of genetic material from one organism to another. This process can occur naturally through mechanisms like viral infection or horizontal gene transfer. It can also be induced artificially using techniques such as gene therapy or genetic engineering.
What is the term used to describe the creation of an organism with a combination of genetic material from two or more different species?
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Genetic engineering
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Selective breeding
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Artificial selection
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Transgenic organism
D
Correct answer
Explanation
A transgenic organism is an organism that has been genetically modified to contain genetic material from another species. This process involves the transfer of genes from one species to another, resulting in an organism with a combination of genetic traits from both species.
What is the term used to describe the process of modifying an organism's genetic makeup using traditional breeding methods?
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Genetic engineering
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Selective breeding
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Artificial selection
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Gene editing
B
Correct answer
Explanation
Selective breeding involves the intentional selection and breeding of organisms with desirable traits. This process has been used for centuries to improve the characteristics of plants and animals for agricultural purposes. It is a traditional method of genetic modification that does not involve the use of modern genetic engineering techniques.
What is the term used to describe the process of using genetic engineering to modify an organism's genetic makeup in a way that is not found in nature?
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Genetic engineering
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Selective breeding
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Artificial selection
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Gene editing
A
Correct answer
Explanation
Genetic engineering involves the use of modern techniques to modify an organism's genetic makeup in a way that is not found in nature. This can be done by inserting, deleting, or modifying genes in an organism's DNA. Genetic engineering is distinct from traditional methods of genetic modification, such as selective breeding, which rely on natural processes.
What is the term used to describe the process of using genetic engineering to modify an organism's genetic makeup in a way that is found in nature?
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Genetic engineering
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Selective breeding
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Artificial selection
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Gene editing
B
Correct answer
Explanation
Selective breeding involves the intentional selection and breeding of organisms with desirable traits. This process has been used for centuries to improve the characteristics of plants and animals for agricultural purposes. It is a traditional method of genetic modification that relies on natural processes to introduce genetic changes that are found in nature.
The Human Genome Project, completed in the early 21st century, was a landmark scientific achievement. What was its primary goal?
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Mapping the Entire Human Genome
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Curing All Genetic Diseases
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Developing New Forms of Energy
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Exploring Extraterrestrial Life
A
Correct answer
Explanation
The Human Genome Project aimed to map the entire human genome, providing insights into human biology, genetic diseases, and potential treatments, revolutionizing the field of genetics and medicine.
What is the ethical issue of genetic engineering?
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The potential to create designer babies.
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The potential to cure genetic diseases.
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The potential to create new forms of life.
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All of the above.
D
Correct answer
Explanation
Genetic engineering is the ethical issue of using genetic technology to change the genetic makeup of an organism. This includes issues such as the potential to create designer babies, the potential to cure genetic diseases, and the potential to create new forms of life.
Which technique involves the transfer of genes from one organism to another?
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Genetic Engineering
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Tissue Culture
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Biofertilizers
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Recombinant DNA Technology
A
Correct answer
Explanation
Genetic engineering, also known as recombinant DNA technology, involves the transfer of genes from one organism to another, allowing for the modification of an organism's genetic makeup.
Which type of biotechnology utilizes microorganisms to enhance plant growth and soil fertility?
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Genetic Engineering
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Tissue Culture
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Biofertilizers
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Recombinant DNA Technology
C
Correct answer
Explanation
Biofertilizers utilize microorganisms, such as bacteria and fungi, to enhance plant growth and soil fertility by fixing atmospheric nitrogen, solubilizing phosphorus, and producing plant growth-promoting substances.
What is the term for the process of transferring genes from one plant species to another?
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Genetic Engineering
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Tissue Culture
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Biofertilizers
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Recombinant DNA Technology
A
Correct answer
Explanation
Genetic engineering allows for the transfer of genes from one plant species to another, resulting in the development of genetically modified crops with desirable traits, such as resistance to pests, diseases, and herbicides.
What is the term for the process of using genetic engineering to modify an organism's DNA?
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Genetic Engineering
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Tissue Culture
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Biofertilizers
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Recombinant DNA Technology
A
Correct answer
Explanation
Genetic engineering involves the modification of an organism's DNA using techniques such as gene insertion, gene deletion, and gene replacement, allowing for the development of organisms with desirable traits.
Which type of biotechnology utilizes microorganisms to control pests and diseases in agriculture?
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Genetic Engineering
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Tissue Culture
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Biofertilizers
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Biopesticides
D
Correct answer
Explanation
Biopesticides utilize microorganisms, such as bacteria, fungi, and viruses, to control pests and diseases in agriculture by acting as natural enemies of pests and pathogens.
What is the term for the process of using genetic engineering to transfer a gene from one organism to another?
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Genetic Engineering
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Tissue Culture
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Biofertilizers
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Recombinant DNA Technology
A
Correct answer
Explanation
Genetic engineering involves the transfer of a gene from one organism to another, allowing for the modification of an organism's genetic makeup and the development of organisms with desirable traits.
Which type of biotechnology utilizes microorganisms to degrade and remove pollutants from the environment?
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Genetic Engineering
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Tissue Culture
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Bioremediation
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Recombinant DNA Technology
C
Correct answer
Explanation
Bioremediation utilizes microorganisms, such as bacteria and fungi, to degrade and remove pollutants from the environment, including soil, water, and air.