Jawless fish probably evolved around

Question

Jawless fish probably evolved around (A) 500 mya (B) 350 mya (C) 320 mya (D) 200 mya

Tardigrade Admin · Accepted Answer

By the time of 500 mya, invertebrates were formed and active. Jawless fish probably evolved around 350 mya. Sea-weeds and few plants existed probably around 320 mya. Land reptiles went back into the water to evolve into fish-like reptiles probably 200 mya (e.g. Ichthyosaurs).

Q. Jawless fish probably evolved around

500 mya

350 mya

320 mya

200 mya

By the time of 500 mya, invertebrates were formed and active. Jawless fish probably evolved around 350 mya. Sea-weeds and few plants existed probably around 320 mya. Land reptiles went back into the water to evolve into fish-like reptiles probably 200 mya (e.g. Ichthyosaurs).