Science, asked by pljeetkour49, 2 months ago

21. An estuary is a transitional zone representing
(1) a vast area of saline water
12) a large number of organisms
(3) great productivity built on a large base
(4) unique ecological features and biotic communities​

Answers

Answered by riya44687
5

Answer:

a large number of organisms

Answered by DeenaMathew
1

The estuary is a transitional zone representing 4) unique ecological features and biotic communities.

  • An estuary is a place where freshwater joins with marine water and forms brackish water.
  • Estuary word is derived from. the Latin word aestus means tide because the estuary is a zone where the tide meets with water flow.
  • Estuary has a unique assemblage of animals and plants that have unique ecological characteristics.
  • Plants that are especially found in the estuary are Douglas, pickleweed, gumweed, red algae, salt grass and sea lettuce.
  • Estuaries also contain animals such as worms, snails, shellfish, crabs fish and mangroves.
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