A CELL WALL because the other three appear in different types of cells
Mangroves swamps or forests are productive wetlands and grow in saline and humid climates. They play an important role in fisheries, coastal protection and wildlife habitat.
<h3>What is the importance of mangrove forests?</h3>
The mangroves are located in the subtropical and the tropical region where the climate is high in humidity and have saline and waterlogged forests.
The mangroves interact with the ecosystem through various means and help other aquatic organism for shelter and reproductive sites.
They help the ecosystem in maintaining water quality and help in coastal protection along with aiding the wildlife habitat. The fishes reside in the roots and the forests structures and lay their eggs.
Therefore, option d. all of the above is correct.
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Answer:
The weather change as the earth warms because since,20th century due to human activities, particularly fossil-fuel burning which increases heat- trapping greenhouse gas levels in Earth's atmosphere.
The answer is B. Precipitin Test.