Question

1) The bacteria that do not require oxygen for their growth are called __________ bacteria?
2) A small dose of weakend disease- causing microbe. ___________
3) The disease which can be transmitted from one person to another. _____________
4) Converting atmospheric nitrogen into nitrogenous compounds by bacteria. ___________
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Answer 1

Answer:

1 - Clostridium

2- Mumps

3- Colds

4- Nitrogen fixing bacteria

Answer 2

Answer:

1) = Anaerobic bacteria

2) = Vaccine

3) = Contagious disease

4) = Nitrogen fixing bacteria