(A) Cigarette smoking
(B) Using alcohol
(C) Injection of heroine
(D) Taking too much aspirin
Answer: (C) Injection of heroine
Q. HIV (virus) stands for?
(A) Human Infection Viruses
(B) Human Immunodeficiency Viruses
(C) High Infection Viruses
(D) None of these
Answer: (B) Human Immunodeficiency Viruses
Q. A small living organism that replicates only inside the living cells of an organism is known as:
(A) Virus
(B) Bacteria
(C) Archaea
(D) None of these
Answer: (A) Virus