The free swimming larval stage of cnidarians is _____?

نیڈیرینس کا مفت تیراکی لاروا مرحلہ _____ ہے؟

Colloblast

Planula

Trochophore

None of these

Planula is the free-swimming larval stage of cnidarians (e.g., jellyfish, corals).

It is a ciliated, oval-shaped larva that eventually settles and develops into a polyp.