Social & Preventive Medicine General 458d1c86 Extremely low bih weight baby is less than ? A 1 kg B 1.5kg C 2 kg D 2.5kg High-Yield Explanation Ans. is 'a' i.e., 1 Kg Extremely LBW newborn is one which weighing less than 1000 gm at bih irrespective of gestational age.