Communicable Disease and Non-Communicable Diseases

1) Why Do Genetic Diseases Not Transfer From a Diseased Person to a Healthy Person by Sharing Food, Water or Clothes?

Genetic diseases are not caused by any causal organism.
They occur because of the alteration of the genes. So, genetic diseases do not get transferred by sharing food, water and clothes.

2) What Are Antibiotics? Why Are They Not Effective Against Viral Diseases?

The medicines that are used to inhibit the growth of microorganisms are called antibiotics.
Viruses do not have a mechanism to multiply. They multiply inside the host body and keep creating their own copies. Therefore, antibiotics are not effective against them.

3) What Is AIDS? Mention the Causal Organism of the Disease AIDS. Can AIDS Spread Through Sharing Food and Shaking Hands?

AIDS stands for Acquired Immune Deficiency Syndrome. It is caused by the Human Immunodeficiency Virus (HIV).
This disease does not get transmitted by sharing food or shaking hands.
It gets transferred from an infected person to a healthy person only when bodily fluids like saliva or blood are exchanged.

4) You Must Have Heard of the Disease COVID-19. What Is Its Causal Organism, and How Does It Spread? Name Any Two Vaccines Developed To Provide Immunity Against This Disease.

COVID-19 is caused by a virus.
It spreads through the droplet infection.
Two vaccines developed to provide immunity against the disease are Covishield and COVAXIN.

5) Why Is It Advised Not To Share Personal Items Like Razors, Toothbrushes, Tongue Cleaners, etc.?

Sometimes our body is invaded by certain viruses, but we survive without showing any symptoms. This ability varies from person to person based on immunity.
The personal items we use have the remains of our body fluids like saliva or sometimes blood.
Hence, we should not share them as it may expose another person to a certain causal organism which may infect them.
Also, by limiting personal things to ourselves, we ensure that we are not exposed to pathogens.