Dear student,
Q1. Sexually transmitted diseases caused by virus: AIDS caused by HIV ; Genital Herpes caused by herpes simplex virus.
Sexually transmitted disease caused by bacteria : Gonorrhoea caused by Nisseria gonorrnhoeae; syphilis by Trepanoma pallidum.
Q2. ​Pedicel is the stalk of a single flower that holds the flower to the main stem of the inflorescence.
Regards