Question

food chain of aquatic animals class 9​

Answer 1

Food webs describe who eats whom in an ecological community. ... Phytoplankton and algae form the bases of aquatic food webs. They are eaten by primary consumers like zooplankton, small fish, and crustaceans. Primary consumers are in turn eaten by fish, small sharks, corals, and baleen whales.

Answer 2

• Algae > Catfish > Osprey (Small food chain)
• Algae > Mosquito Larva > Dragon fly Larva > Fish
• Phytoplankton > Zooplankton > Small Fish > Large Fish (Large Food Chain)
• Phytoplankton > copepod > Fish > Squid > Seal > Orca > Brittle Star

Hope it helps u!