Biology Test #4 – Why Do We Fall Ill?

Chapter: NCERT Class 9 – Chapter 8 | NEET Foundation Series

Instructions:
• 10 multiple choice questions
• Scoring: +4 for correct answers, –1 for incorrect
• Submit to view your score & explanations

1. Health is defined as:
a) Freedom from disease b) Complete physical, mental and social well-being c) Being slim and fit d) Being wealthy and happy

2. Which of the following causes Tuberculosis?
a) Virus b) Bacteria c) Protozoa d) Fungus

3. Which disease is caused by Plasmodium?
a) Dengue b) Malaria c) Cholera d) Typhoid

4. Vaccines prevent diseases by:
a) Killing microorganisms b) Natural exposure c) Promoting antibody production d) Increasing appetite

5. Which one is a non-communicable disease?
a) Polio b) Cancer c) Measles d) Chickenpox

6. Which part of the body is affected by hepatitis virus?
a) Kidney b) Lungs c) Intestine d) Liver

7. AIDS is caused by:
a) HIV virus b) Bacteria c) Protozoa d) Fungus

8. Common cold mainly affects the:
a) Liver b) Blood c) Respiratory tract d) Heart

9. A disease lasting for a long time is called:
a) Acute b) Severe c) Chronic d) Temporary

10. The major strategy to prevent infectious diseases is:
a) Drug intake b) Immunization c) Isolation d) Surgery

📊 Test Result:

✅ Type "N" to continue to Biology Test #5: Natural Resources 🔁 Or type "C5" to resume Chemistry next.

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