Viral Infections | MCQs

Explanation

Polio stands for poliomyelitis

polio is a disease caused by the poliovirus.

The virus spreads from person to person and can infect a person's spinal cord

The Polio vaccine was invented by Jonas Salk

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ND11-12-2022

Explanation

Smallpox is caused by the variola virus. The virus can spread: Directly from person to person

Explanation

HIV is transmitted through infected blood and hypodermic syringes.

The virus can spread via contaminated needles, blood transfusions, and from mother to child.

It causing immunodeficiency in affected individuals.

Explanation

Lysozymes are required during the penetration step of the bacteriophage infection process.

They break down the bacterial cell wall.

It allowing the phage to inject its genome into the host cell.

Explanation

The causative organism of measles is paramyxovirus.

Specifically, the measles virus belongs to the Paramyxoviridae family.

It is responsible for causing the highly contagious disease characterized by fever and a red rash.

Explanation

Virus-infected cells and cells induced with other agents, e.g.,

double-stranded polynucleotides, can secrete proteins called interferons, which protect normal cells from viral infection

Explanation

Rabies disease is caused by Virus.

Rabies means پاگل جانور یا پاگل کتے کے کاٹنے سے ہونے والی بیماری

Explanation

Cholera, Tetanus, and  Anthrax are caused by bacteria.