One word substitution for science and arts

• 15. The study of rocks is called

  1. Philately
  2. Petrology
  3. Philology
  4. Phonetics

  Answer :

  Option B

  Explanation:

  he collection and study of postage stamps is called Philately.
  
  The branch of knowledge that deals with the structure, historical development, and relationships of a language or languages is called Philology.
  
  The study and classification of speech sounds is called Phonetics.

• 16. The science of law is called

  1. Iconology
  2. Jurisprudence
  3. Lexicography
  4. Numismatics

  Answer :

  Option B

  Explanation:

  The study of visual imagery and its symbolism and interpretation is called Iconology.
  
  The practice of compiling dictionaries Lexicography
  
  The study or collection of coins, paper currency, and medals is called Numismatics.