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Q1. Figure 3.1 of the chapter shows three aspects of health. These are
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Q2. In Activity 3.1, a Grade 8 student in a new city felt lonely, slept poorly, had headaches and lost weight. The counsellor's help shows that
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Q3. The chapter's list of habits NOT good for health includes spending too much time on screens because, in children, it can lead to
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Q4. The Air Quality Index (AQI) mentioned in the chapter helps us know
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Q5. From the list — typhoid, asthma, diabetes, measles — the non-communicable diseases are
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Q6. Priya's school in Lucknow is reporting many flu cases. Based on the chapter, the most appropriate immediate precaution she should take in crowded school corridors is to
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Q7. Ravi's village in Bihar reports many cases of cholera and typhoid every monsoon. Of the options below, the single most useful step the family can take, as per Table 3.1, is
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Q8. A municipality in Delhi runs a campaign asking residents to empty flower pots, coolers and tyres of stagnant water during monsoon. This step is directly aimed at preventing
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Q9. Diseases such as cancer, diabetes and asthma which often persist for more than three months are referred to in the chapter as
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Q10. Scurvy, anaemia and goitre, which were studied in Class 6 and result from lack of specific nutrients in the diet, are referred to in this chapter as
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Q11. In Activity 3.6, a community sanitation campaign in Bhadrak district, Odisha helped more people build and use toilets. The chapter expects students to infer that this reduced
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Q12. The chapter says it is important to remember that vaccines are
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Q13. Long before modern vaccines, India had a traditional method called variolation to protect against smallpox. The people who performed this practice were known as
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Q14. Under 'Our scientific heritage', the chapter says Ayurveda teaches that true health is a balance of body, mind and surroundings. Following daily and seasonal routines that maintain this balance are called
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Q15. Why is it recommended that we should NOT take an antibiotic for a viral infection like a common cold, cough or flu?