NCERT Important Questions Class 9 Science biology Chapter 13
Important NCERT Extra Questions
Chapter 13 Why do We Fall ill
NCERT Book Extra Questions for Session 2022-2023
CBSE Board and UP Board Others state Board
Explain the statement ‘Prevention is better than cure’ keeping in view the infectious diseases.
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Diseases which are transmitted from one individual to another directly are called infectious diseases. Such diseases are acquired, not inherited. If we prevent the entry of the disease-causing pathogens into our body, then we can prevent the disease from occurring instead of curing the disease after suffering from it.