The study of sound is called

Answer: Option A

Explanation:

The study of effect of environment on workers is called Ergonomy.

The science of improving a human population by controlled breeding to increase the occurrence of desirable heritable characteristics is called Eugenics.

The study of heredity and the variation of inherited characteristics is called Genetics.

Answer: Option D

Explanation:

The study of bacteria is called Bacteriology.

The study of the movements and relative positions of celestial bodies interpreted as having an influence on human affairs is called Astrology.

Cultivation of trees and vegetables is called Arboriculture.

Answer: Option C

Explanation:

The art of beautiful handwriting is called Calligraphy.

The art of making objects from clay is called Ceramics.

The study of historical records to establish the dates of past events is called Chronology.

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.

Answer: Option A

Explanation:

The science of the nature of heavenly bodies is called Cosmogony.

The science that describes and maps the main features of the universe is called Cosmography.

The science of the nature, origin and history of the universe is called Cosmology.