the upper layer of a body of water delineated by the depth to which enough sunlight can penetrate to permit photosynthesis.
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What Are The Actual Names Of North And South Korea?Tensions are high on the Korean Peninsula. The aggression by North Korea on the South has captured the world’s attention and raised a number of questions about Korea’s history, names, and geography. Prior to 1910, Korea was a kingdom. Then, from 1910 to 1945, the country was under Japanese rule. At the end of World War II, the country was divided into two occupational zones along the …
Origin of photic zone
First recorded in 1970–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019