NURSING ANM AND GNM

Detailed explanation-1: -The researchers found that land plants had evolved on Earth by about 700 million years ago and land fungi by about 1, 300 million years ago-much earlier than previous estimates of around 480 million years ago, which were based on the earliest fossils of those organisms.

Detailed explanation-2: -The earliest megafossils of land plants were thalloid organisms, which dwelt in fluvial wetlands and are found to have covered most of an early Silurian flood plain. They could only survive when the land was waterlogged.