List the causes of diseases

Answer in Brief

Diseases develop due to a number of causes such as:

Imbalances in the diet.
Infection by micro-organisms.
Malfunctioning of body organs.
Allergic reactions to substances in the environment.
Social factors such as smoking, alcoholism, drug addiction, unhealthy life style

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Chapter 7: Disease and Hygiene - Additional Questions

Chapter 7 Disease and Hygiene
Additional Questions | Q 1

Give the names of five non-infectious diseases other than given in the lesson.

Write a short (1-2 sentences) note on the following: Pathogens

Multiple choice questions. Tick (✓) the correct choice:

Which of the following is not a viral disease?

Mention the causal organisms of the following disease: Chickenpox

Which of the following statements are true (T) and which ones are false (F)? Mark T or F:

AIDS is caused by a bacterium.

Who gave the ‘germ theory of disease’?

Answer the following:
Any two degenerative diseases.

Name the target organs for the following diseases

Pneumonia targets ______.

Explain giving reasons

Our surrounding area should be free of stagnant water.

Give any four factors necessary for a healthy person.