When did fish appear on earth?
The first fish appeared in the seas around 500 million years ago. They did not have jaws or fins. Dunkleosteus was a fish that was a fearsome predator with razor-sharp bony cutters in its jaws. It had an armoured body and was 10 m long. It existed 370 million years ago.
Related posts:
What did Roman soldiers wear? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 1...
General Knowledge
GK Question "When Was The Soap First Made?" general knowledge book English 2021 current affairs quiz...
General Knowledge
Did dinosaurs eat leaves? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 1...
General Knowledge
What is the difference between a meteor and a meteorite?Complete General Knowledge Question and Answ...
General Knowledge
What is incense made of? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11...
General Knowledge
Why is America called Uncle Sam? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9...
General Knowledge
Which birds cannot fly? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 ...
General Knowledge
What are viruses? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12...
General Knowledge
Do animals use sign language?Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10...
General Knowledge
Do you know “Holi celebrated worldwide!”.
Do you know
GK Question "Which Is The Deepest Ocean?" general knowledge book English 2021 current affairs quiz a...
General Knowledge
What are maglev trains? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 ...
General Knowledge
How does the fly see things? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10...
General Knowledge
What is a colour wheel? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 ...
General Knowledge
How do primates communicate with each other? Complete General Knowledge Question and Answer for Clas...
General Knowledge
Did the Celts raise cattle? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10,...
General Knowledge
Do you know “Voices can levitate stones".
Do you know
Do you know “Most languages per state”.
Do you know
Do you know “Taj-ul-Masjid is among the largest mosques”.
Do you know
What is the pulse? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 1...
General Knowledge
