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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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11. Hepatitis B virus

3 m.

Choose the best answer:

1. Hepatitis B virus can cause ____

2. Mode of transmission of Hepatitis-B disease is ____

a) Through infected mother to their babies
b) Through sexual contact
c) Through contact with infected persons' secretions such as saliva, sweat, tears, breast milk and blood.
e) Both a and b
f) Both c and b
g) All the above

3. Causative agent of Hepatitis B disease is_________.

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