Practice Questions #41

GSI and UPSC aspirants, answer the following questions

GSI – Compare the optical properties of the mineral pair of Biotite and Tourmaline {giving at ]east two diagnostic optical properties).

UPSC – Differentiate between ‘body’, ‘trace’, ‘index’, ‘insitu’ and ‘derived’ fossils.

Answer in the comment section below

Leave a Comment

This site uses Akismet to reduce spam. Learn how your comment data is processed.