With reference to the use of nano-technology in health sector, which of the following statements is/are correct? 1. Targeted drug delivery is made possible by nanotechnology. 2. Nanotechnology can largely contribute to gene therapy. Select the correct answer using the code given below.

With reference to 'Near Field Communication (NFC) Technology', which of the following statements is/are correct? 1. It is a contactless communication technology that uses electromagnetic radio fields…

Which of the following statements with regard to stealth technology is/are correct? 1. Stealth objects have a very small radar cross-section and are coated with Radar Absorbing Material. 2. Stealth o…

In which of the following are hydrogels used? 1. Controlled drug delivery in patients 2. Mobile air-conditioning systems 3. Preparation of industrial lubricants Select the correct answer using the co…

Which of the following statements with regard to drone swarms is/are correct? 1. They use Terahertz band of frequency to communicate with the command centre. 2. Individual drones in the swarm can com…

With reference to 'Astrosat', the astronomical observatory launched by India, which of the following statements is/are correct? 1. Other than USA and Russia, India is the only country to have launche…