PYQ-Prelims

I. They are man-made proteins.II. They stimulate immunological function due to their ability to bind to specific antigens.III. They are used in treating viral infections…

I. It is expected that Majorana 1 chip will enable quantum computing.|II. Majorana 1 chip has been introduced by Amazon Web Services (AWS).III. Deep learning…

(a) These are alternatives to hydrofluorocarbon refrigerants(b) These are explosives in military weapons(c) These are high-energy fuels for cruise missiles(d) These are fuels for rocket…

I. Ethanol II. Nitroglycerine III. Urea Coal gasification technology can be used in the production of how many of them? (a) Only one(b) Only two(c)…

I. Cigarette butts II. Eyeglass lenses III. Car tyres How many of them contain plastic? (a) Only one(b) Only two(c) All the three(d) None The correct answer is (c) All the three. Explanation All three…

I. Cobalt II. Graphite III. Lithium IV. Nickel How many of the above usually make up battery cathodes? (a) Only one (b) Only two (c)…

I. All types of UAVs can do vertical landing.II. All types of UAVs can do automated hovering.III. All types of UAVs can use battery only…

I. Full battery electric vehicles II. Hydrogen fuel cell vehicles III. Fuel cell-electric hybrid vehicles How many of the above are considered as alternative powertrain…

I. Rain forests produce more oxygen than that produced by oceans.II. Marine phytoplankton and photosynthetic bacteria produce about 50% of world’s oxygen.III. Well-oxygenated surface water…