Question

What term is used for a shallow body of salt water separated from the sea by a low sandbank or coral reef?
a. Lake
b. Gulf
c. Lagoon
d. Bay

Answer 1

Hint: Lagoons are shallow, frequently stretched waterways isolated from a bigger waterway by a shallow or uncovered sandbar, coral reef, or comparable element. A few specialists incorporate new water bodies in the meaning of lagoon, while others expressly limit lagoon to waterways with some level of saltiness. The differentiation among lagoon and estuary additionally changes between specialists.

Complete answer:
A lagoon is a shallow waterway isolated from a bigger waterway by reefs, boundary islands, or a hindrance promontory. Lagoons are ordinarily separated into beachfront lagoons and atoll lagoons. They have additionally been distinguished as happening on blended sand and rocky coastlines. There is a cover between waterways delegated beach front lagoons and waterways named estuaries. Lagoons are regular seaside highlights around numerous pieces of the world. Coastal lagoons structure along delicately slanting coasts where obstruction islands or reefs can create seaward and the ocean level is rising comparative with the land along the shore (either in view of a natural ascent in the ocean level, or subsidence of the land along the coast). Seaside lagoons don't frame along steep or rough drifts, or if the scope of tides is multiple meters (13 ft). Because of the delicate incline of the coast, beachfront lagoons are shallow. A general drop in ocean level may leave a lagoon to a great extent dry, while an ascent in ocean level may allow the ocean to break or wreck obstruction islands, and leave reefs too profoundly submerged to ensure the lagoon. Waterfront lagoons are youthful and dynamic and might be brief in topographical terms. Beachfront lagoons are normal, happening along almost 15 percent of the world's shorelines. In the US, lagoons are found along in excess of 75 percent of the Eastern and Inlet coasts.

Hence, the correct answer is option C.

Note:
The lagoon is derived from the Italian laguna, which alludes to the waters around Venice, the Lagoon of Venice. Laguna is confirmed in English by at any rate 1612 and had been Anglicized to lagune by 1673. In 1697 William Dampier alluded to a Lagune or Pool of Salt water on the shore of Mexico. Chief James Cook depicted an island of Oval structure with a Lagoon in the middle in 1769.