how to become scientist in the field of life science containing botany and zoology mainly
Hi!
In order to be become a scientist, you need to get into the field of research.
Find out which field you are most passionate about in Botany/Zoology. After getting a Bachelors and Masters degrees, you may apply for a PhD. This is the short cut in becoming a scientist.
While you pursue your PhD, make sure that you have a number of good research papers published. That increases your credibility among the scientists.