- Statement 1: There is one standard time for the whole country. This is correct. India observes Indian Standard Time (IST) throughout its territory. - Statement 2: Andaman and Nicobar Islands and Lakshadweep Islands have different Time Zones. This is incorrect. All Indian islands, including Andaman & Nicobar and Lakshadweep, follow IST. - Statement 3: Indian Standard Time (IST) is five and half hours behind GMT. This is incorrect. IST is five and half hours ahead of Greenwich Mean Time (GMT) or Coordinated Universal Time (UTC). IST is UTC+5:30.