1.

State whether True or False. If false write the correct statement.1. Rhizobium, associated with root nodules of leguminous plants fixes atmospheric nitrogen2. Non- infectious diseases remain confined to the person who develops the disease and do not spread to others3. The process of vaccination was developed by Jenner4. Hepatitis B is more dangerous than Hepatitis A

Answer»

1. True.

2. True.

3. True.

4. True.



Discussion

No Comment Found