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Extremely Hard Science Quiz Even Einstein would scratch his head!
The pearl is the birthstone for which star sign?
What percentage of marine fish species inhabit coral reefs?
What is the oldest a seahorse can live?
Scampi is a form of what?
Sonar is an acronym for sound navigation and what?
Amazonis Planum is a period of which planets history?
What name is given to vertical columns of elements in the Period Table?
As a solid melts what happens to the temperature?
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