Science Do as directed; [1 M ]

Plasmodium and female Anopheles mosquito respectively.

Chronic disease is a long duration slow developing, disabling disease that shows up in long time.

The essential conditions of sound health is mental, physical and social well being.

"A state of complete physical, mental and social well being and not merely the absence of disease or infirmity that enables one to lead socially and economically productive life is defined as health."

Liver is affected when a person is suffering from Jaundice.

Sir. Edward Jenner discovered smallpox vaccine.

Dengue, Malaria, Kala-azar and HIV-AIDS have protozoan in origin.

1. When microbes targets liver it causes Jaundice.
2. When microbes targets lungs it causes Pneumonia.

D.P.T. is a vaccine which is three-in-one. Babies should be immunised within the first six weeks of birth. It is the part of vaccination program.
DPT: D = Diphtheria, P = Pertussis(whooping cough), T = Tetanus.

Cholera and Hepatitis A are transmitted by the contaminated food and water.

1. Diphtheria: Fatigue and difficulty in swallowing.
2. Tetanus: Fever and suffocation.

Rabid dogs and cats transmit rabies to human beings.

Macrophages causes phagocytosis.

Hydrophobia is another name of rabies.

Bacteria such as Salmonella and Shigella are causal organism of diarrhea.

Noninfectious diseases are the ones which are produced by the factors other than living organisms and are incapable of spreading from one person to another. like high blood pressure.

In case of viruses, antibiotics are nearly ineffective.

There are two ways to prevent being infected by Protozoa. They are:
We should avoid contaminated:

1. Food.
2. Water.

Malaria is an examples of protozoan diseases.

Acquired diseases are those diseases which one individual picks up after birth. like Jaundice.

Infectious diseases are diseases that are caused by pathogens and are capable of spreading from a diseased person to a healthy person. examples are flu and influenza.