Question

it is commonly know as choral music or simply choir is made up of singer in four different voices namely bass and tenor (for male),alto and soprano (for female)​

Answer 1

A chorus, choral society, or large ensemble is usually a choir of 40 or more singers and often includes 100+ people. These groups typically sing large works, including operas or oratorios or similar compositions. A chamber choir will never include more than 40 singers and will often be considerably smaller.

Answer 2

• A chorister is either a member or the leader of a choir. Any organized group of singers can be called a chorus or choir, and anyone who belongs to the group is a chorister.