Where do sabkhas form in relation to the tide?
Answer and explanation
Correct answer: A. In restricted coastal plains just above normal high-tide level
- Step 1: A sabkha is a predominantly coastal, supratidal mudflat or sandflat in which evaporite-saline minerals accumulate as a result of a semiarid to arid climate. Answer: In restricted coastal plains just above normal high-tide level. Sabkhas are gradational between land and intertidal zone within restricted coastal plains just above normal high-tide level, and the accepted type locality is the southern coast of the Persian Gulf in the UAE. Why not the others: Deep on the seabed far from the coast, On permanent glaciers and Only on mountain summits don't fit.
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