Starfish is radially symmetrical with lateral line system
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B
Jellyfish is radially symmetrical with polyploid body form
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C
Silverfish is bilaterally symmetrical and marine
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D
Lamprey is bilaterally symmetrical with circular jawless mouth which is used for sucking
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Solution
The correct option is D Lamprey is bilaterally symmetrical with circular jawless mouth which is used for sucking
Lateral line system consists of sensory structures and are found in true fishes. Starfish does not have a lateral line system. Hence, it is not a true fish
Jellyfish is radially symmetrical with medusa body form. They are diploid organisms.
Silverfishes are insects and are not marine. They inhabit moist areas on land