Why do we fall ill?

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Across
  1. 3. diseases can last even as much as lifetime - CHORNIC,
  2. 8. diseases spread through -AIR,
  3. 9. commonly blocked pathway is important for bacteria- BIOCHEMICAL,
  4. 10. encephalitis causes through-MOSQUITO BITE,
Down
  1. 1. virus is transmitted through water- HEPATITIS,
  2. 2. fever is also known as - ENCEPHALITIS
  3. 4. is caused by genetic abnormalities- CANCER ,
  4. 5. animals and intermediaries and are also called- VECTORS,
  5. 6. where microbes are the immediate cause of - INFECTIOUS
  6. 7. that attacks the immune system- AIDS,