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 "How Did The Art Of Fingerprinting Start?" general knowledge book English 2021 current a...
General Knowledge
When was plastic made first? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10...
General Knowledge
Do you know “First written account of the Kumbh Mela”.
Do you know
Why do brides wear a veil? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, ...
General Knowledge
How is earth different from other planets? Complete General Knowledge Question and Answer for Class ...
Uncategorized
What makes sap go up a tree? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10...
General Knowledge
What causes lightning? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 a...
General Knowledge
Why is the bald eagle called so? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9...
General Knowledge
How do animals survive in the desert? Complete General Knowledge Question and Answer for Class 6, 7,...
General Knowledge
GK Question "What Is Meant By Radioactivity?" general knowledge book English 2021 current affairs qu...
General Knowledge
Why were sauropods so huge? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10,...
General Knowledge
Did male and female dinosaurs have different colours? Complete General Knowledge Question and Answer...
General Knowledge
Did the Persians and Greeks wage war? Complete General Knowledge Question and Answer for Class 6, 7,...
General Knowledge
GK Question "How Do Human Beings Talk?" general knowledge book English 2021 current affairs quiz and...
General Knowledge
What is the use of the walrus' tusks? Complete General Knowledge Question and Answer for Class 6, 7,...
General Knowledge
GK Question "How About The Origin Of Forks?" general knowledge book English 2021 current affairs qui...
General Knowledge
Does the moon have seas? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11...
General Knowledge
Why is the internet like a web? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9,...
General Knowledge
How did the cave men discover fire? Complete General Knowledge Question and Answer for Class 6, 7, 8...
General Knowledge
GK Question "Let Us Differentiate Toads From Frogs." general knowledge book English 2021 current aff...
General Knowledge
