Which of the following processes/techniques can be included under biotechnology ?
(i) In vitro fertilisation
(ii) Synthesis of a gene
(iii) Correcting a defective gene
(iv) Developing a DNA vaccine

Answer: DSolution: Biotechnology deals with techniques of using live micro-organisms, plant or animal cells or their components or enzymes from organisms to produce products and processes (service) useful to human beings. In vitro fertilisation, synthesis of recombinant gene, correcting a defective gene and developing a DNA vaccine are all parts of biotechnology.