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Diseases Cause and Control — Flashcards

ICSE · Class 9 · Biology

42 flashcards for Diseases Cause and Control (ICSE Class 9 Biology) to test yourself on key terms and facts. Sample: "What is a disease?"

42 questions42 flashcards5 concepts

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An infographic illustrating the four categories of diseases based on their extent of occurrence: Endemic, Epidemic, Pandemic, and Sporadic, with examples for each.
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42 Flashcards·
Meaning of diseaseClassification of diseasesEndemic diseaseEpidemic diseasePandemic diseaseSporadic diseaseCommunicable diseasesNon-communicable diseases
Card 1Meaning of disease

What is a disease?

Answer

Disease is a departure from normal health through structural or functional disorder of the body. It means the normal working of the body is disturbed.

Card 2Classification of diseases

How are diseases classified by extent of occurrence?

Answer

Diseases are classified as endemic, epidemic, pandemic, and sporadic. Endemic stays in a certain area, epidemic spreads rapidly in many places at the same time, pandemic is found worldwide, and sporad…

Card 3Endemic disease

What is an endemic disease?

Answer

An endemic disease is found in a certain area only and affects a fewer number of people. Goitre in sub-Himalayan regions is an example.

Card 4Epidemic disease

What is an epidemic disease?

Answer

An epidemic disease breaks out and spreads from place to place, affecting large numbers of people at the same time. Plague in India in 1994 is an example.

Card 5Pandemic disease

What is a pandemic disease?

Answer

A pandemic disease is widely distributed worldwide. AIDS is an example.

Card 6Sporadic disease

What is a sporadic disease?

Answer

A sporadic disease occurs as scattered individual cases. Malaria and cholera are examples.

Card 7Communicable diseases

What are communicable diseases?

Answer

Communicable or infectious diseases are caused by germs. The germs enter a healthy person and spread the disease from one person to another by some mode of transmission.

Card 8Non-communicable diseases

What are non-communicable diseases?

Answer

Non-communicable or non-infectious diseases do not spread from one person to another. They are caused by poor functioning of the body and have no germ involved. Examples include diabetes, colour blind…

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Frequently Asked Questions

What are the important topics in Diseases Cause and Control for ICSE Class 9 Biology?
Key topics in Diseases Cause and Control include Meaning and Classification of Diseases, Germs That Cause Disease, Bacterial Diseases, Protozoan Diseases. Study these first, then practise questions on each for Class 9 exams.
How many flashcards are available for Diseases Cause and Control?
There are 42 flashcards for Diseases Cause and Control covering key definitions, facts and ideas. A few sample cards are shown on this page.
How should I revise Diseases Cause and Control for Class 9 exams?
Learn the core ideas first, then work through the 42 practice questions on Diseases Cause and Control. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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