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:
GK Question "Why Do People Have Different Coloured Skins?" general knowledge book English 2021 curre...
General Knowledge
What is condensation? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 an...
General Knowledge
GK Question "How Do Human Beings Talk?" general knowledge book English 2021 current affairs quiz and...
General Knowledge
GK Question "Why The Same Language Is Not Spoken By All Of Us?" general knowledge book English 2021 ...
General Knowledge
Where did goldfish come from? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 1...
General Knowledge
Do you know “Youngest girl to scale Mt Everest”.
Do you know
What causes volcanoes? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 a...
General Knowledge
What is an artesian well? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 1...
General Knowledge
What is a volcano? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 1...
General Knowledge
Do you know “The Simpsons and their mathematical secrets”.
Do you know
Do you know "End of the telegram era in India".
General Knowledge
Who was Nebuchadnezzar?Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 a...
General Knowledge
When did the first aerial attack on shipping take place?
1st in the World
What is the difference between pigeons and doves? Complete General Knowledge Question and Answer for...
General Knowledge
Who invented the aeroplane and experienced the thrill of flying the first aeroplane?
1st in the World
GK Question "Why Do We Have Hunger?" general knowledge book English 2021 current affairs quiz and an...
General Knowledge
Do winds have different names? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, ...
General Knowledge
Do you know "Rajasthan forts were declared as world heritage sites".
Do you know
Which birds cannot fly? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 ...
General Knowledge
How are sand dunes formed? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, ...
General Knowledge
