Biotechnology and its Applications
Odisha Board · Class 12 · Biology
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What does the term 'biotechnology' primarily involve?
What is totipotency in plant tissue culture?
Bt toxin is produced by which bacterium?
Human insulin consists of how many polypeptide chains?
Sample Questions
Which of the following are applications of biotechnology?
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Therapeutics, Diagnostics, Genetically modified crops, Waste treatment
Biotechnology has multiple applications including therapeutics, diagnostics, GM crops for agriculture, processed food, bioremediation, waste treatment, and energy production.
Which of the following are benefits of GM crops?
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Tolerance to abiotic stresses, Reduced reliance on pesticides, Enhanced nutritional value, Reduced post-harvest losses
GM crops provide multiple benefits including stress tolerance, pest resistance, better nutrition, and reduced losses, while helping reduce environmental harm from chemicals.
What is gene therapy?
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Insertion of genes into cells to treat diseases
Gene therapy involves inserting genes into a person's cells and tissues to treat diseases, especially hereditary diseases, by replacing defective genes.
Which technique is used for early detection of pathogens?
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PCR (Polymerase Chain Reaction)
PCR can detect very low concentrations of bacteria or viruses by amplifying their nucleic acids, enabling early detection before disease symptoms appear.
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