Marine plants grow in marine ecosystems. Shallow water contains small fishes, prawns feeding on algae. The central part of sea has less number of aquatic living organisms. ____________ are secondary consumers in such ecosystems. Ocean has a large amount of nutrients. The bottom of oceans has more number of decomposers.

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Solution

Marine plants grow in these ecosystems. Shallow water contains small fishes, prawns feeding on algae. The central part of sea has less number of aquatic living organisms. Large fishes are secondary consumers. Ocean has a large amount of nutrients. The bottom of oceans has more number of decomposers.

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