Why do degenerative diseases occur?

One Line Answer

Malfunctioning of body organs occurs due to ‘wear and tear’ and ageing of body.

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Chapter 7: Disease and Hygiene - Some more useful questions

Chapter 7 Disease and Hygiene
Some more useful questions | Q 16.2

Put a tick mark (✓) against the correct alternative in the following statement:

Which one of the following is a communicable disease ?

Define the following:

Vaccination

Fill in the blank:

................ proved that microbes cause diseases.

Identify the odd term.

What are the different ways in which infectious diseases can spread?

Name the following:

Two diseases caused due to deficiency of protein in the diet of a child

Give examples of diseases caused by: Fungus

Give examples of diseases caused by: Pollution/allergy

Write short notes on the following:
Sporadic diseases

What precautions will you take to justify “prevention is better than cure”.