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5. Why Do We Fall Ill?
Home · Class 9 · Biology · Ref. Book · 5. Why Do We Fall Ill?
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Q3 of 328 Page 303

Which parameters to health are difficult to measure?

Mental health and social well being are abstract concepts and cannot be measured on any parameters.


More from this chapter

All 328 →
1

Define the word disease carrier.

2

What are the common symptoms of infection?

4

Name the biologist who established that pathogen is a disease agent.

5

Name the enzyme present in tears which prevents eye infections.

Questions · 328
5. Why Do We Fall Ill?
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