Question

describe aquatic habit explaining its various groups?​

Answer 1

Answer:

Examples of aquatic ecosystem include oceans, lakes and rivers. An aquatic ecosystem includes freshwater habitats like lakes, ponds, rivers, oceans and streams, wetlands, swamp, etc. and marine habitats include oceans, intertidal zone, reefs, seabed and so on.

Explanation:

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Answer 2

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➢ Aquatic ecosystems

Aquatic ecosystems are divided into two main groups based on their salinity

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• freshwater habitats and marine habitats. Freshwater habitats are aquatic habitats with low levels of salt, less than one percent. They include rivers, lakes, streams, ponds, swamps, wetlands, bogs and lagoons

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➢ Characteristics

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• The body of aquatic animals is streamlined i.e. trapped at both ends.
• Head is blunt and tail is long. The body is provided with air sacs or air bladder so that they do not sink when they stop swimming.
• They have paired and unpaired fins, flippers and paddles and webbed legs for swimming.

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⟹ Description of the Four Types of Aquatic

Ecosystems

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• The Largest Ecosystem. Oceans are the largest of the ecosystems, covering more than 70 percent of the Earth's surface.
• Rainforests of the Sea.
• Looking at Shorelines.
• Lakes and Ponds.
• Flowing Freshwater.
• Wet Soils and Water-Loving Plants.

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