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Q1. Disease-causing organisms like bacteria, viruses, fungi, worms and protozoa are collectively called
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Q2. According to the World Health Organization, health is a state of complete
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Q3. Pain, tiredness or dizziness — things that a patient feels — are called
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Q4. A high body temperature that can be measured with a thermometer is best described as a
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Q5. As given in Table 3.1 of the chapter, common cold and influenza are caused by
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Q6. Tuberculosis (TB), as listed in Table 3.1, is caused by a bacterium and primarily affects the
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Q7. Cholera, with diarrhoea and dehydration as its main symptoms, is caused by a
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Q8. Malaria, with symptoms such as high fever, profuse sweating and periodic chills, is caused by
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Q9. Dengue fever, also known as 'break bone fever', is caused by
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Q10. The natural ability of our body to fight diseases is known as
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Q11. The first vaccine, which protected people from smallpox, was discovered by
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Q12. Penicillin, the first antibiotic, was discovered in 1928 by
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Q13. Antibiotics work only against diseases caused by
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Q14. Frequent urination, excessive thirst, weight loss, tiredness and slow healing are signs and symptoms of which non-communicable disease?
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Q15. Insects like mosquitoes and houseflies that spread pathogens from one person to another are called