11.Procaryotes which can trap solar energy for ATP synthesis but not for photosynthesis are

12.Among the following which one is recently discovered non-legume nitrogen fixing bacterium

13.Halophiles can comfortably live in

14.The process in which (genetic material is carried by some external agency) viruses are involved in sexual reproduction of bacterial is called

15.We can keep food for longer duration in cold storage than in ordinary cupboard because