Aspermia is the term used to describe: (A) Absence of semen, (B) Absence of sperm in ejaculate, (C) Absence of sperm motility, (D) Occurrence of abnormal sperm
Answer is A. Aspermia- means no semen Azoospermia- no sperm in semen Asthenospermia-no motile sperms or diminished motility 
Teratospermia- abnormal morphology of sperms.