Question

what are condoms? ? name some contraceptive devices used to prevent std...

Answer 1

condoms are non porous rubber sheath used my men to cover their penis during the copulation or mating.It prevents the sdperm entering the vagina of the partner.

some other contraception are:
copper-t
cervical caps
pills
surgical method like tubectomy and vasectomy

Answer 2

condoms are a covering wore on penis during sexual interaction to prevent transmission of STD's(sexually transmitted diseases)

Some contraceptive devices used to prevent STD'S are:-
1. Copper T
2. Condoms
3. Birth control pills