Question

विच फैक्टर्स नेसेसरी फॉर सीट जर्मनी​

Answer 1

Answer:

(i) The surrounding environment should be clean. Air and water borne

diseases will not spread.

(ii) Personal hygiene prevents infectious diseases.

(iii) Proper, sufficient nourishment and food is necessary for good immune

system of our body.

(iv) Immunisation against severe diseases.

Explanation:

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