Yes it can, for a period of time.
HIV virus can not survive in hot water.
For a short period of time, HIV does survive on a needle in air.
when you had sex with a person who has the virus, when you have sex with different partners and if you used a syringe or infused with blood that came from a person having HIV.
HIV will only survive in water for a matter of minutes - even less in chlorinated water - but it will in any case be so diluted as to be harmless.
For a short period of time, HIV does survive on a needle in air.
24 hours
This will depend heavily on the virus you are asking about - the influenza virus is relatively hardy while the HIV virus is destroyed pretty quick.
NO, The HIV virus becomes inactive and unable to infect when it is exposed to air.
AIDS is caught by the virus HIV entering your bloodstream. Say if you had an injection and the syringe had not been cleaned properly, you can have HIV enter your body. This is only if the blood on the syringe was infected in the first place. It is almost impossible to tell weather someone has HIV so you have to be very careful in foreign countries if you have been treated for something.
HIV is transmitted through bodily fluids, therefore, if you share a needle and there is any trace of contaminated blood or other bodily fluid left on the syringe from the previous user, you could contract HIV.
the HIV virus is unable to survive in the mosquito salivary system.
HIV will not survive long outside the body; in most cases if the blood is completely dry, the virus is dead.