Google wrote Google Scholar.

Google Scholar is more advanced than Google.

People can find articles on biology on Google Scholar by searching for the keyword biology.

Yes, it is. See the sorces and related links section bellow to go to Google Scholar's offical web page.

Google Scholar can be used to help find grants or scholarships. However, I am not sure that it can be used to find grants for scholarships. However, the Google Scholar can be used to to notfiy you of potential grants or scholarship you qualify for in your area.