Question

name two larval stages found in the life cycle of starfish

Answer 1

the early larval stage of the common starfish is "planktonic" transforming into a "brachiolaria" lava before undergoing full metamorphosis and settling around 87 days after fertilization. The life-span of a common starfish is between 5 and 10 years.

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Answer 2

ANSWER:

Two larval stages found in the life cycle of starfish are Blastula, Bipinnaria.

EXPLANATION:

Blastula Stage:

Mostly embryo of starfish hatch in blastula stage. The entrance is known as blastopore and after sometimes it will develop into anus. Blastula is a sphere of cells which is called blastocoel.

There are many important activities happen in blastula stage. All the important component for cell differentiation is protein, amino acid etc. is present in blastocoel.  

Bipinnaria Stage:

Bipinnaria stage is understood as first larval stage. In this stage movement and feeding is complete through the bands of cilia.