What are communicable diseases?

  • A
    Diseases that spread through direct contact only.
  • B
    Diseases that can spread from an infected person to a healthy person.
  • C
    Diseases caused by genetic mutations.
  • D
    Diseases that are caused by lifestyle choices.

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$(b)$ What are the ways to prevent mosquitoes from breeding?

It was diagnosed that a patient has lost the power of fighting against any infection.
$(i)$ Name the disease from which the patient is suffering.
$(ii)$ Name the pathogen responsible for the disease.

What is inflammation? Write the symptoms of this in the human body.

How are signs of a disease different from symptoms of a disease?

State whether the following statement is true or false:
Social equality and harmony are necessary for individual health.

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