Science Do as directed; [Bio-1 M]

Organ affected in Japanese Encephalitis–Brain.

Wearing socks and full sleeves cover body which prevents mosquito bite. This helps in protecting the body against diseases which are caused by mosquito bites such as dengue, malaria etc. Since dengue spreads through mosquitoe' s bite covering your body would result in less chances of being bitten by mosquitoes it becomes easier to bite at night for mosquitoes because we re sleeping also dengue vector mosquitoe bite only at night. WE while slleping generally our legs are coverd with blankets hands are vulnerable.

If a pregnant mother is suffering from AIDS, would her child get the disease via Placenta. (AIDS in a viral disease, it is not a genetic disease).

"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."

Influenza, Polio are two examples of viral diseases.

Dental decay and AIDS is an example of social disease.

Tuberculosis (T.B.) and Typhoid are examples of bacterial diseases.

Aedes aegypti, the yellow fever mosquito, is a mosquito that can spread dengue fever, chikungunya, Zika fever, Mayaro and yellow fever viruses, and other diseases.

Malaria is an examples of protozoan diseases.

Typhoid and polio respectively.

1. Acute disease example: Asthma.

2. Chronic disease example: Heart failure.

The full form of PPIP is Pulse polio immunisation programme.

The full form of OPV is Oral polio vaccine.

The full form of NIDS is National immunisation days, e.g. 4 NIDs for PPIP.

Healthy and Disease Free are basic states of normal humans. A healthy person can be disease free, but a disease free person cannot be a healthy person; i.e. healthy is a state of an individual, who is physically, mentally, emotionally and physiological well in their lifestyles. While, Disease-free is a state of the body, which merely implies freedom from diseases.

Healthy is a state wherein a person is fit and fine from all aspects, including all his physical, mental, psychological and emotional state. Being healthy refers to being free from any diseases. But, being diseases free does not refer to be healthy, i.e. a person who is disease free does not have any diseases but, they might not be stable from inside as that of a healthy person.

Disease carrier is defined as an organism, place or thing that harbours germs of a disease but does not suffer from the disease is termed as carrier. Housefly is an example of disease carrier.

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.

The capability of the body to fight against infection owing to the presence of specific antibodies is called immunity.

Antibiotic is a chemical produced by a microorganisms, which kills or prevents the growth of other microorganisms and save us from the attack of disease.