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Astronomer
storm chasers.
merchant mariner :D
The study of the biosphere is the study of all the areas on the earth where there is life. Bio means life and sphere is referring to the earth.
The mind, how it 'collects' knowledge
You might call that person, educated, scholarly, literate, learned, lettered, trained, professional, cultivated, or cultured.
a nerd.
Micrologist
What is the study of codes
Astronomer
PHILOSOPHER
An astronomer
Zoologist in my knowledge but could be something else. :D
A knowledgeable person.
Genetical Engineer
Geologist
linguist