Question

Which of the following is a harmful bacteria:-
A) Rhizobium
B) Lactobacillus acidophilus
C) Clostridium
D) Cyanobacteria

Answer 1

clostridium is the right answer

Answer 2

Question:

Which of the following is a harmful bacteria:-

A) Rhizobium.

B) Lactobacillus acidophilus.

C) Clostridium.

D) Cyanobacteria.

Answer:

C) Clostridium.

It is the right answer.

Explanation:

Rhizobium is not an harmful bacteria as it helps in fixing nitrogen in leguminous plants.

Lactobacillus acidophilus found in mouth,intestine and vagina. It is a good bacteria.

Cyanobacteria helps farmer by reducing alkainity of the soil.

So, these are the good bateria and  they are not harmful.

In the other hand Clostridium is  most commonly known for food poisoning. So, it is definitely a harmful bacteria.

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